Product Selection Guide October 2012 High-Performance Semiconductors TABLE OF CONTENTS Sensor IC Package Portfolio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Motor Drivers and Interface ICs . . . . . . . . . . . . . . . . . . . . . . . . .11 Brushless DC Motor Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Integrated Circuit Package Portfolio . . . . . . . . . . . . . . . . . . . . . . .4 Magnetic Linear and Angular Position Sensor ICs . . . . . . . . . . . .5 Customer Programmable, Medium to High Accuracy Solutions . . . . . . . . . . .5 Factory Programmed, Cost-Effective Solutions . . . . . . . . . . . . . . . . . . . . . . . .5 Factory Programmed, Micro Power 3 V Linears, Cost-Effective Solutions . . .5 Brushless DC Motor Drivers - Sensor-Based Commutation . . . . . . . . . . . . . .11 Brushless DC Motor Drivers - Sensorless-Based Commutation . . . . . . . . . .11 Brush DC Motor Drivers - Low-Voltage Motor Drivers . . . . . . . . . . . . . . . . .11 Brush DC Motor Drivers - MOSFET Controller ICs . . . . . . . . . . . . . . . . . . . . .11 Brush DC Motor Drivers - Integrated Controller ICs . . . . . . . . . . . . . . . . . . .11 Bipolar Stepper Motor Drivers - Parallel Interface (I0, I1) . . . . . . . . . . . . . . .12 Bipolar Stepper Motor Drivers - Serial Interface . . . . . . . . . . . . . . . . . . . . .12 Current Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 Bipolar Stepper Motor Drivers - Step / Direction Interface . . . . . . . . . . . . .12 50 to 200 A Integrated Conductor Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . .6 High Side Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12 SIP Package 0 to >1000 A Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 Low Side Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 0 to 50 A Integrated Conductor Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . .6 Photoelectric Smoke Detector ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 High-Side Hot-Swap Hall-Effect-Based Current Monitor IC . . . . . . . . . . . . . .6 Ionization Smoke Detector ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 Consumer Electronics Applications Overview . . . . . . . . . . . . . . . . . . . . . . . .13 Magnetic Speed Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Camshaft Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 Regulators and Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Crankshaft Sensor ICs - Highly Accurate Analog Speed Sensor ICs . . . . . . . .7 Low Noise Block Regulators for Satellite Set-Top Boxes . . . . . . . . . . . . . . .14 Crankshaft Sensor ICs - Gear-Tooth Hall-Effect Speed Sensor ICs . . . . . . . . .7 LED Drivers - Automotive Backlighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Transmission Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 LED Drivers - General Backlighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Wheel Speed Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 LED Drivers - General Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 LED Drivers - Automotive Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Single Output Regulators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 Magnetic Digital Position Sensor ICs . . . . . . . . . . . . . . . . . . . . . .8 Continuous Time Latches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 Multiple Output Regulators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 Lighting Applications Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 General Purpose Stabilized Latches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 EMC Robust Chopper Stabilized Latches . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 Two-Wire Chopper Stabilized Latch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 Commercial-Grade Chopper Stabilized Latches . . . . . . . . . . . . . . . . . . . . . . .8 Bipolar Hall-Effect Digital Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 Continuous Time Unipolar Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 General Purpose Chopper Stabilized Switches . . . . . . . . . . . . . . . . . . . . . . . .9 Fixed Switch Point Two-Wire Chopper Stabilized Switches . . . . . . . . . . . . . .9 Programmable Fixed Switch Point Two-Wire Chopper Stabilized Switches . .9 Commercial Grade Unipolar Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 Dual Element Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Micropower Switches - Latches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Automotive Applications Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Allegro's products are not to be used in life support devices or systems, if a failure of an Allegro product can reasonably be expected to cause the failure of that life support device or system, or to affect the safety or effectiveness of that device or system. SENSOR IC PACKAGE PORTFOLIO ALLEGRO SENSOR ICs Allegro MicroSystems, Inc. is a leader in developing and manufacturing innovative, reliable, high-performance Hall-effect magnetic sensor ICs. The development of Allegro sensor ICs not only includes leading edge innovations in the area of integrated circuit design but also includes application specific innovation in the area of custom package design. A small sampling of Allegro's custom packaging developments include: * Proprietary, integrated magnet packages that simplify magnetic system design in automotive speed sensing applications. See the SE, SG, SH and SJ packages. * Revolutionary, integrated current sensing packages with high bandwidth magnetic design features. See the SOIC and CA/CB packages with integrated, low resistance current conductors and the 1 mm thick KT package. * Small footprint, low profile DFN packages for communications and consumer products. See the EL, EW and CG packages. The package options shown below are a sampling of Allegro's most recent, high technology packages. For specific package information, please visit Allegro's website at: www.allegromicro.com/Sensor-IC-Packaging.aspx Current Sensing Packages with Integrated Conductors CA/CB Terminals: 5 EX (QFN) Terminals: 12 Size: 3 x 3 mm body width Surface Mount Packages LF (QSOP-24) Terminals: 24 LH (SOT23W) Terminals: 3 L/LC (SOIC-8) Terminals: 8 L/LC (SOIC-8) Terminals: 8 Single In-Line Packages Low Profile, Smallest Footprint Packages Integrated Magnet Packages UA (TO-92) Terminals: 3 CG (WLCSP) Terminals: 4 Size: .96 x .96 mm body width K Terminals: 4 KT Terminals: 4 KN Terminals: 4 EW (DFN) Terminals: 6 Size: 1.5 x 2 mm body width EL (DFN) Terminals: 3, 6 Size: 2 x 2 mm body width SE Terminals: 4 SG Terminals: 4 SH Terminals: 4 SJ Terminals: 4 Please Note: Package sizes are photographed to show relative scale. 3 INTEGRATED CIRCUIT PACKAGE PORTFOLIO ALLEGRO INTEGRATED CIRCUITS Allegro MicroSystems, Inc. is a leader in developing, manufacturing and marketing high-performance power integrated circuits and integrated Hall-effect magnetic sensor ICs. Allegro's innovative solutions serve high-growth applications within the automotive, communications, computer/office automation, consumer and industrial markets. * Allegro's power packages offer industry-leading thermal performance with limited board space. * TSSOP - Industry-standard TSSOP with optional thermal pad for enhanced power dissipation * QFP - Universal quad flat pack with thermal pad for enhanced performance * QFN/TDFN - Quad and dual, low-profile, surface-mount packages with thermal pad for enhanced performance * MSOP - Industry-standard miniature small outline package * SOIC - Small outline integrated circuit with some thermal pad versions for enhanced performance Without Leads Chip Scale ES, EC, ET, EU, EV (QFN with exposed pad) Terminals: 16-48 Size: 3 x 3 mm body width to 7 x 7 mm body width CG (Chip Scale) Terminals: 4-12 * CSP - Wafer level chip scale * Additional industry-standard packaging options are available to meet individual design requirements. The package options shown below are a sampling of Allegro's most recent, high technology packages. For specific package information, please visit Allegro's website at: www.allegromicro.com/Power-IC-Packaging.aspx EJ (TDFN with exposed pad) Terminals: 3-16 Size: 2 x 2 mm body to 3 x 3 mm body width With Leads JP (QFP with exposed pad) Terminals: 48 Size: 7 x 7 mm body width LB (SOIC) Terminals: 16-28 Size: 7.5 mm body width LP (TSSOP with exposed pad) Terminals: 16-32 Size: 4.4 mm body width LJ (SOIC with exposed pad) Terminals: 8 Size: 3.9 mm body width LZ (MSOP with exposed pad) Terminals: 10 Size: 3 mm body width Please Note: Package sizes are photographed to show relative scale. 4 MAGNETIC LINEAR AND ANGULAR POSITION SENSOR ICs Customer Programmable, Medium to High Accuracy Solutions Part Number Supply Voltage (V) A1356 4.5 to 18 A1357 4.5 to 18 A1381 4.5 to 5.5 A1383 4.5 to 5.5 A1384 4.5 to 5.5 A1386 4.5 to 5.5 Part Number A1301 A1302 A1324 A1325 A1326 Supply Voltage (V) 4.5 to 6 4.5 to 6 4.5 to 5.5 4.5 to 5.5 4.5 to 5.5 Quiescent Output (V) 40% to 60% (programmable) 40% to 60% (programmable) 2.3 to 2.6 (programmable) 2.3 to 2.6 (programmable) 2.3 to 2.6 (programmable) 2.4 to 2.6 (programmable) Typical Sensitivity (mV/G) Output Bandwidth (kHz) Temperature Ranges Packages 45 to 75 m% D/G (programmable) 35 to 145 m% D/G (programmable) 6 to 9 (programmable) 2.75 to 4.25 (programmable) 2 to 3 (programmable) 1.9 to 3.3 (programmable) 0.4 (internal bandwidth) 0.4 (internal bandwidth) L KB L KB 12 E, L LH, UA 21 E, L LH, UA 27 E, L LH, UA 20 E, L LH, UA Temperature Ranges E, K E, K L L L Packages Factory Programmed, Cost-Effective Solutions Quiescent Output (V) Typ 50% Vcc Typ 50% Vcc Typ 50% Vcc Typ 50% Vcc Typ 50% Vcc Typical Sensitivity (mV/G) 2.5 1.3 5 3.125 2.5 Output Bandwidth (kHz) 20 20 17 17 17 LH, UA LH, UA LH, UA LH, UA LH, UA Factory Programmed, Micro Power 3 V Linears, Cost-Effective Solutions Part Supply Quiescent Typical Sensitivity Output Number Voltage (V) Output (V) (mV/G) Bandwidth (kHz) A1391 2.5 to 3.5 Typ 50% Vref 1.25 10 A1392 2.5 to 3.5 Typ 50% Vref 2.5 10 A1393 2.5 to 3.5 Typ 50% Vref 5 10 A1395 2.5 to 3.5 Typ 50% Vref 10 10 Temperature range codes: S = -20C to 85C, E = -40C to 85C, K = -40C to 125C, L = -40C to 150C Temperature Ranges S S S S Packages EH EH EH EH 5 CURRENT SENSOR ICs 50 to 200 A Integrated Conductor Sensor ICs Type Bidirectional Uni/Bidirectional Bidirectional Part Number ACS756 ACS758 ACS759 Measurement Range (A) 50 to 100 50 to 200 50 to 200 Isolation Voltage (VRMS) 3000 3000 3000 Bandwidth (kHz) 120 120 120 Vcc 5 5 3.3 Temperature Ranges S, K E, K, L E, K, L Packages CA CB CB SIP Package 0 to >1000 A Sensor ICs Part Number Supply Voltage (V) Quiescent Output (V) Typ 10% or 50% Vcc Typical Sensitivity (mV/G) 0.7 to 1.4 Programmable Output Bandwidth (kHz) Temperature Ranges Packages A1360 4.5 to 5.5 50 L KT A1361 4.5 to 5.5 Typ 10% or 50% Vcc 1.4 to 4.5 Programmable 50 L KT A1362 4.5 to 5.5 Typ 10% or 50% Vcc 4.5 to 16 Programmable 50 L KT 0 to 50 A Integrated Conductor Sensor ICs Type Bidirectional Bidirectional Bidirectional Bidirectional Unidirectional Bidirectional Unidirectional Bidirectional Part Number ACS709 ACS710 ACS711 ACS712 ACS713 ACS714 ACS715 ACS716 Measurement Range (A) 20 to 35 12.5 to 25 12.5 to 25 5 to 30 20 to 30 5 to 30 20 to 30 12.5 to 25 Isolation Voltage (VRMS) 2100 3000 <100 VDC 2100 2100 2100 2100 3000 Bandwidth (kHz) 120 120 100 80 80 80 80 120 Vcc 5 5 3.3 5 5 5 5 3.3 Temperature Ranges L K E, K E E E, L E, L K Packages QSOP-24 SOIC-16 SOIC-8 SOIC-8 SOIC-8 SOIC-8 SOIC-8 SOIC-16 High-Side Hot-Swap Hall-Effect-Based Current Monitor IC Type Hot Swap Controller Hot Swap Controller Part Number ACS761 ACS760 Measurement Range (A) 20 20 Voltage (V) 12 to 20 12 to 20 Bandwidth (kHz) 50 50 Temperature Ranges E E Packages QSOP-24 QSOP-24 Temperature range codes: S = -20C to 85C, E = -40C to 85C, K = -40C to 125C, L = -40C to 150C 6 MAGNETIC SPEED SENSOR ICs Camshaft Sensor ICs Part Number ATS616 ATS617 Supply Voltage (V) 3.5 to 24 4.5 to 24 Output Type 3-wire 3-wire Power-On State High (off) High (off) Specified Air Gap Range (>20 Hz) 0.4 to 2.5 mm 0.4 to 2.5 mm ATS636 4.2 to 24 3-wire TPO 2.5 mm max ATS675 3.3 to 26.5 3-wire TPO 0.5 to 3 mm Key Spec Timing accuracy Timing accuracy User programmable switch point Timing accuracy Minimum Speed 10 Hz 10 Hz Packages Zero speed SE Zero speed SE SG SG Crankshaft Sensor ICs - Highly-Accurate Analog Speed Sensor ICs Part Number A1421 A1422 A1423 A1425 Operate Point (G) 0 to 27.5 5 to 35 10 to 100 -11 to 11 Release Point (G) -12.5 to 7.5 -35 to -5 -100 to -10 -11 to 11 Hysteresis (G) Typ 15 Typ 30 Typ 130 Typ 8.5 Minimum Speed 20 Hz 20 Hz 20 Hz 20 Hz Packages K K K K Crankshaft Sensor ICs - Gear-Tooth Hall-Effect Speed Sensor ICs (Includes IC and Magnet) Part Number ATS616 ATS627 Supply Voltage (V) 3.5 to 24 4 to 24 Output Type 3-wire 3-wire Power-On State High (off) High (off) Specified Air Gap Range (>20 Hz) 0.4 to 2.5 mm 0.5 to 3 mm Key Spec Timing accuracy Repeatability Minimum Speed 10 Hz Zero speed Packages Minimum Speed Zero speed Zero speed Zero speed Packages SG SG Transmission Sensor ICs Part Number ATS667 ATS685 ATS692 Supply Voltage (V) 4 to 24 4 to 24 4 to 24 Output Type 3-wire 2-wire 2-wire PWM Power-On State High (output off) High (current) Low (current) Specified Air Gap Range 0.5 to 3.1 mm 0.5 to 3 mm 0.5 to 2.75 mm Key Spec Duty cycle Duty cycle Direction Detection SG SH SH Wheel Speed Sensor ICs Part Supply Output Number Voltage (V) Type ATS642 4 to 24 2-wire ATS682 4 to 24 2-wire A1642 4 to 24 2-wire Temperature range code: L = -40C to 150C Power-On State High (current) High (current) High (current) Specified Air Gap Range 0.5 to 3 mm 0.5 to 3 mm 20 to 1000 G Key Spec Duty cycle Duty cycle Duty cycle Minimum Speed Zero speed Zero speed Zero speed Applications Packages ABS ABS ABS SH SH KN 7 MAGNETIC DIGITAL POSITION SENSOR ICs Continuous Time Latches Part Number A1210 A1211 A1212 A1213 A1214 Operate Point (G) 25 to 150 15 to 180 50 to 175 80 to 200 140 to 300 Release Point (G) -150 to -25 -180 to -15 -175 to -50 -200 to -80 -300 to -140 Part Number A1220 A1221 A1222 A1223 Operate Point (G) 5 to 40 15 to 90 70 to 150 100 to 180 Release Point (G) -40 to -5 -90 to -15 -150 to -70 -180 to -100 Hysteresis (G) >50 (typ 180) >80 (typ 180) 100 to 350 160 to 400 280 to 600 Temperature Ranges E, L L L L L Packages Output Replaces LH, UA UA LH, UA LH, UA LH, UA Open Drain Open Drain Open Drain Open Drain Open Drain UGN3177 UGN3175 A3187 A3188, A3189 A3185 Packages Output Replaces LH, UA LH, UA LH, UA LH, UA Open Drain Open Drain Open Drain Open Drain A3280 A3281 -- A3283 Packages Output Replaces LT, UA LT, UA LT, UA Open Drain Open Drain Open Drain -- -- -- Packages Output Replaces LH, UA Current Source -- Packages Output Replaces LH, UA LH, UH Open Drain Open Drain -- -- Packages Output Replaces UA LH, UA LH, UA LH, UA Open Drain Open Drain Open Drain Open Drain UGx3133 UGx3132 A3134 A3230 General Purpose Stabilized Latches Hysteresis (G) Typ 45 Typ 100 Typ 220 Typ 300 Temperature Ranges E, L E, L E, L E, L EMC Robust Chopper Stabilized Latches Part Number A1225 A1227 A1229 Operate Point (G) 140 to 300 50 to 175 80 to 200 Release Point (G) -300 to -140 -175 to -50 -80 to -200 Part Number A1244 Operate Point (G) 5 to 80 Release Point (G) -80 to -5 Hysteresis (G) 340 to 540 100 to 350 160 to 400 Temperature Ranges L L L Two-Wire Chopper Stabilized Latch Hysteresis (G) 40 to 110 Temperature Ranges L Commercial-Grade Chopper Stabilized Latches Part Number A3290 A3291 Operate Point (G) 5 to 50 10 to 100 Release Point (G) -50 to -5 -100 to -10 Hysteresis (G) 10 to 100 20 to 100 Temperature Ranges K K Bipolar Hall-Effect Digital Switches Part Number A1202 A1203 A1205 A1250 Operate Point (G) <75 <95 -40 to 50 -10 to 25 Release Point (G) >-75 >-95 -50 to 40 -25 to 10 Hysteresis (G) >30 >30 5 to 55 5 to 25 Temperature Ranges L E, L L L 8 MAGNETIC DIGITAL POSITION SENSOR ICs Continuous Time Unipolar Switches Part Number A1101 A1102 A1103 A1104 Operate Point (G) 30 to 175 115 to 245 205 to 355 35 to 450 Release Point (G) 10 to 140 60 to 190 150 to 300 25 to 430 Hysteresis (G) 20 to 80 30 to 80 30 to 80 >20 Temperature Ranges E, L E, L E, L E, L Packages Output Replaces LH, UA LH, UA LH, UA LH, UA Open Drain Open Drain Open Drain Open Drain A1106 260 to 430 160 to 330 70 to 140 E, L LH, UA Open Drain A3141 A3142 A3143 A3144 A3121, A3122, A3123 Temperature range codes: S = -20C to 85C, E = -40C to 85C, K = -40C to 125C, L = -40C to 150C General Purpose Chopper Stabilized Switches Part Number A1120 A1121 A1122 A1125 A1126 Operate Point (G) <50 (typ 35) <120 <205 <50 (typ 35) < |55|G Part Number A1150 A1152 Operate Point (G) <110 <110 Release Point (G) >5 (typ 25) >40 >105 >5 (typ 25) < |50|G Hysteresis (G) Typ 10 >10 Typ 25 >10 Typ 25 Typ 10 5 to 30 Temperature Ranges E, L E, L E, L E, L L Packages Output Replaces LH, UA LH, UA LH, UA LH, UA LH, UA Open Drain Open Drain Open Drain Open Drain Open Drain A3240 A3241 A3242 A3340 A3245 Fixed Switch Point Two-Wire Chopper Stabilized Switches Release Point (G) >45 >45 Hysteresis (G) 5 to 30 5 to 30 Temperature Ranges L L Packages Output Replaces LH, UA LH, UA Current Source Current Source A1153 <110 >45 5 to 30 L LH, UA Current Source A1155 A1156 A1157 A1158 20 to 60 20 to 60 20 to 80 20 to 80 10 to 55 10 to 55 10 to 60 10 to 60 5 to 30 5 to 30 5 to 30 5 to 30 L L L L LH, UA LH LH, UA LH, UA Current Source Current Source Current Source Current Source A1140 A3361, A1142 A3163, A3362, A1143 A1145 A1146 A1147 A1148 Part Number A1190 A1192 A1193 Operate Point (G) 10 to 200 10 to 200 10 to 200 Packages Output Replaces LH, UA LH, UA LH, UA Current Source Current Source Current Source A1180 A1182, A1185 A1183, A1186 Packages Output Replaces LH, UA Open Drain -- Programmable Switch Point Two-Wire Chopper Stabilized Switches Release Point (G) -- -- -- Hysteresis (G) 5 to 30 5 to 30 5 to 30 Temperature Ranges L L L Commercial Grade Unipolar Switch Part Number A3295 Operate Point (G) <75 Release Point (G) >5 Hysteresis (G) Typ 10 Temperature Ranges K 9 MAGNETIC DIGITAL POSITION SENSOR ICs Dual Element Switches Part Number A1230 Operate Point (G) 30 max Release Point (G) -30 min Temperature Ranges L Hysteresis (G) Typ 14 Packages Output Pins K, L Dual Channel Quadrature Micropower Switches-Latches Part Number A1171 A1172 A1174 A3211 A3212 A3213 A3214 Operate Voltage (V) 1.65 to 3.5 1.65 to 3.5 1.65 to 3.5 2.5 to 3.5 2.5 to 3.5 2.4 to 5.5 2.4 to 5.5 Operating Point (G) 55 55 5 to 55 55 55 70 70 Release Point (G) 6 6 -55 to -5 10 10 10 10 Hysteresis (G) Typ 6 Typ 6 Typ 72 Typ 7.7 Typ 7.7 Typ 7.7 Typ 7.7 Temperature Ranges E E E E E, L E, L E, L Packages EW CG EW EL, EH, LH EL, EH, LH, UA LH, UA LH, UA Supply Current (A) 4 (typ) (VDD=1.8 V) 4 (typ) (VDD=1.8 V) 82 (VDD=3 V) 6 (typ) 6 (typ) 850 (max) 22 (max) Temperature range codes: S = -20C to 85C, E = -40C to 85C, K = -40C to 125C, L = -40C to 150C For switch interface ICs, please see the "High Side Drivers" section on page 21. We deliver robust, application-specific, magnetic sensor and power ICs for applications, including: * Engine speed sensing * Infotainment * Electronic Power Steering (EPS) * Lighting systems * Fan and pump systems * Hybrid/Electric vehicles For more than 20 years, Allegro has designed and manufactured highly innovative sensor and power integrated circuits (ICs) for demanding, safety critical automotive applications. In fact, Allegro has shipped well over 2.5 billion ICs into automotive applications. Allegro's extensive experience in the automotive market motivates our entire organization to continually enhance and refine our broad foundation of high voltage automotive semiconductor and IC package technologies, our deep automotive applications knowledge, our global automotive market support infrastructure, and our commitment to automotive quality systems. As a result, Allegro's core technologies are well aligned with emerging trends towards fuel efficiency and reduced vehicle emissions. Allegro is well positioned to deliver robust, applications specific ICs for a broad range of safety critical powertrain, electronic power steering, infotainment, and comfort and convenience applications for both internal combustion engine and hybrid or fully electric vehicles. 10 MOTOR DRIVERS AND INTERFACE ICs Brushless DC Motor Drivers Part Number A4931 A3935K A4933K A4935K A3946K Output Voltage Range (V) 8 to 38 7 to 40 7 to 50 7 to 50 7 to 60 Part Number A3930/31K A4930 A4936 A4938 A3932 A3938 Output Voltage Range (V) 7 to 50 8 to 36 8 to 38 8 to 38 12 to 50 12 to 50 Output Current <10 A Typical >10 A Typical >10 A Typical >10 A Typical >10 A Typical Number of Bridges Three half bridges Three half bridges Three half bridges Three half bridges Half bridge Output Interface Packages MOSFET gate driver MOSFET gate driver MOSFET gate driver MOSFET gate driver MOSFET gate driver Parallel Parallel Parallel Parallel Parallel 5 x 5 mm QFN-28 QSOP-36 eLQFP-48 eLQFP-48 eLQFP-48 SOIC-16 e-TSSOP-16 Output Interface Packages MOSFET gate driver MOSFET gate driver MOSFET gate driver MOSFET gate driver MOSFET gate driver MOSFET gate driver Parallel Parallel Parallel Parallel Parallel Parallel eLQFP-48 5 x 5 mm QFN-28 5 x 5 mm QFN-32 5 x 5 mm QFN-28 TSSOP-38 TSSOP-38 Brushless DC Motor Drivers - Sensor-Based Commutation Output Current >10 A Typical <10 A Typical <10 A Typical <10 A Typical <25 A Typical <25 A Typical Number of Bridges Three half bridges Single full bridge Three half bridges Three half bridges Three half bridges Three half bridges Brushless DC Motor Drivers - Sensorless-Based Commutation Part Number A3907 A3904 A4941 A4934 A4960K A4933K Output Voltage Range (V) 2.3 to 5.5 2.4 to 5.5 4.5 to 20 8 to 20 7 to 50 7 to 50 Output Current 102 mA 127 mA 1.25 A 1.25 A >10 A Typical >10 A Typical Number of Bridges One linear sink driver One linear sink driver Three half bridges Three half bridges Three half bridges Three half bridges Output Interface Packages Linear MOSFET Linear MOSFET Integrated DMOS Integrated DMOS MOSFET gate driver MOSFET gate driver 2 WLCSP-6 1.47 x 0.97 mm DFN-6, WLCSP-6 Bare die e-TSSOP-16 eTSSOP-16 eLQFP-32 eLQFP-48 IC I2C Parallel Parallel Parallel and SPI Parallel Brush DC Motor Drivers - Low-Voltage Motor Drivers Part Number A3901 A3903 A3908 A3906 A3918 Output Voltage Range (V) 2.5 to 5.5 2.5 to 5.5 2.5 to 5.5 2.5 to 9 2.5 to 9 Part Number A4940K A3941K A3946 A4957 Output Voltage Range (V) 5.5 to 50 7 to 50 7 to 60 4.5 to 50 Output Current Range 400 mA 500 mA 500 mA 1A 1A Number of Bridges Dual full Single full Single full Dual full Single full Logic Supply Voltage Range Internally generated Internally generated Internally generated Internally generated Internally generated Packages Logic Supply Voltage Range 3 V to 5.5 V Internally generated Internally generated 3 V to 5.5 V Packages DFN-10 DFN-8 DFN-8 QFN-20 QFN-16 Brush DC Motor Drivers - MOSFET Controller ICs Output Current Range >10 A Typical >10 A Typical >10 A Typical >10 A Typical Number of Bridges Single full Single full Half bridge Single full eTSSOP-24 eTSSOP-28 SOIC-16, eTSSOP-16 QFN-16 Brush DC Motor Drivers - Integrated Controller ICs Part Number A3968 A4950 / A4950K A4952 A4953 A4973 A4954 A3949 A3950 A3959 A3998 Output Voltage Range (V) Vcc to 30 8 to 40 8 to 40 8 to 40 5 to 50 8 to 40 8 to 36 8 to 36 9.5 to 50 9 to 50 Output Current Range 650 mA 3.5 A 2A 2A 1.5 A 2A 2.8 A 2.8 A 3A 1.5 A Number of Bridges Dual full Single full Single full Single full Single full Dual full Single full Single full Single full Dual full with Dual Regulators Logic Supply Voltage Range 4.75 V to 5.5 V Internally generated Internally generated Internally generated 3 V to 5.5 V Internally generated Internally generated Internally generated 4.5 V to 5.5 V 3 V to 5.5 V Packages SOIC-16 SOICN-8 MSOP-10 SOICN-8 DIP-16, SOIC-16 eTSSOP-16 SOIC-16, eTSSOP-16 eTSSOP-16, QFN-16 DIP-24, SOIC-24, eTSSOP-28 QFN-32 All devices above have a parallel interface. Note: "K" suffix denotes automotive grade product 11 MOTOR DRIVERS AND INTERFACE ICs Bipolar Stepper Motor Drivers - Parallel Interface (I0,I1) Part Number A3901 A3906 A3966 A3989 A3995 A3988 A4986 A4987 A4970 A4975 Output Voltage Range (V) 2.5 to 5.5 2.5 to 9 4.5 to 30 8 to 35 8 to 35 8 to 36 8 to 35 8 to 35 10 to 45 5 to 50 Part Number A3972 A3981K A3992 A3998 A4980K A3985 A4979 Output Voltage Range (V) 15 to 50 7 to 50 15 to 50 9 to 50 3.3 to 50 12 to 50 7 to 50 Part Number A3967 A3977 A3979 A3982 A3983 A3984 A3987 A4982 A4983 A4984 A4985 A4988 A3981K A3986 A4980K A4989 Output Voltage Range (V) 8 to 35 8 to 35 8 to 35 8 to 35 8 to 35 8 to 35 8 to 35 8 to 35 8 to 35 8 to 35 8 to 35 8 to 35 7 to 50 12 to 50 3.3 to 50 12 to 50 Output Current Range 400 mA 1A 650 mA 1.2 A (Step), 2.4 A (DC) 2.4 A 1.2 A 2A 1A 750 mA 1.5 A Interface Packages Parallel (I0, I1) Parallel (I0, I1) Parallel (I0, I1) Parallel (I0, I1) Parallel (I0, I1) Parallel (I0, I1) Parallel (I0, I1) Parallel (I0, I1) Parallel (I0, I1) Parallel (I0, I1) DFN-10 QFN-20 SOIC-16 QFN-36 QFN-36 QFN-36, eLQFP-48 eTSSOP-24 QFN-24, eTSSOP-24 DIP-34, SOIC-24, PLCC-44 DIP-16, SOIC-16 Bipolar Stepper Motor Drivers - Serial Interface Output Current Range 1.5 A 1.4 A 1.5 A 1.5 A 1.4 A <10 A Typical 1.5 A Interface Packages Serial SPI / Parallel (Translator) Serial Serial SPI / Parallel (Translator) Serial SPI / Parallel (Translator) DIP-24 eTSSOP-28 DIP-24, eTSSOP-24 QFN-32 eTSSOP-28 TSSOP-38 eTSSOP-28 Bipolar Stepper Motor Drivers - Step / Direction Interface Output Current Range 750 mA 2.5 A 2.5 A 1.5 A 1.5 A 1.5 A 1.5 A 2A 2A 2A 1A 2A 1.4 A <10 A Typical 1.4 A <10 A Typical Interface Packages Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel (Translator) Parallel / SPI (Translator) Parallel (Translator) Parallel / SPI (Translator) Parallel (Translator) SOIC-24 PLCC-44, eTSSOP-28 eTSSOP-28 SOIC-24 eTSSOP-24 eTSSOP-24 eTSSOP-24 QFN-32, eTSSOP-24 QFN-28 QFN-24, QFN-32, eTSSOP- 24 QFN-24, QFN-32, eTSSOP- 24 QFN-28 eTSSOP-28 TSSOP-38 eTSSOP-28 TSSOP-38 High Side Drivers Part Number Output Voltage Output Current (per channel) Number of Outputs Serial Input Parallel Input High Side / Low Side Packages Description A6850K 40 2 x 25 mA 2 N Y High Side SOIC-8 Two channel high side protected switch with current monitor outputs Eight channel high side driver IC Eight channel high side driver IC with over-current protection Four channel high side MOSFET pre-driver IC UDx2982 50 8 x 350 mA 8 N Y High Side SOIC-20 UDN2987-6 35 8 x 350 mA 8 N Y High Side SOIC-20 A3942K 60 4 x pre-drive 4 Y Y High Side TSSOP-38 Note: "K" suffix denotes automotive grade product 12 MOTOR DRIVERS AND INTERFACE ICs Low Side Drivers Part Number Output Voltage Output Current (per channel) Number of Outputs Serial Input Parallel Input High Side / Low Side Packages A2550K 60 3 x 250 mA 3 x low side 1 x LDO N Y Low Side eTSSOP-16 A3944K 50 N/A 6 Yes N/A N/A eTSSOP-28 Description 3 channel low side relay driver / 5V regulator, POR, and watchdog Six channel low side MOSFET Pre-driver IC Photoelectric Smoke Detector ICs Part Number A5303 A5366 A5358 Sensor Type Photo Photo Photo Reduced Sensitivity Timer Yes Yes Yes Part Number A5348 A5367 Sensor Type Ion Ion Reduced Sensitivity Timer Yes Yes Horn Pattern Temporal (T3) Temporal (T3) Continuous Pulsing Supply Voltage (VDC) 2.3 to 5.5 6 to 12 6 to 12 Temperature Range (C) -20 to 85 -25 to 75 -25 to 75 Packages TSSOP-20 DIP-16, SOIC-16 DIP-16, SOIC-16 Ionization Smoke Detector ICs Horn Pattern Continuous Pulsing Temporal (T3) Supply Voltage (VDC) 6 to 12 6 to 12 Temperature Range (C) -10 to 60 -10 to 60 Packages DIP-16 DIP-16 Note: "K" suffix denotes automotive grade product We offer a range of Hall-effect sensor ICs, motor driver ICs and regulators to enable the operation of such products as: * Printers, copiers, scanners * Flat panel displays * Satellite set-top boxes * Appliances * Servers * Mobile phones Allegro offers a range of Hall-effect sensor ICs, motor driver ICs and regulators for a variety of consumer applications. Allegro's portfolio serves a wide array of applications and enables the operation of such products as digital flat panel displays, satellite set-top boxes, mobile phones and appliances by providing power management, backlight display control, motor control, and position and current sensing functions. Allegro's portfolio includes applications-specific products as well as a range of standard products designed for high-performance and a minimal footprint (or space). 13 REGULATORS AND LIGHTING Low Noise Block Regulators for Satellite Set-Top Boxes Part Number A8285 A8286 A8290 A8291 A8292 A8293 A8294 A8295 A8296 A8297 A8298 A8299 # of Channels Packages Notes Single Dual Single Single Dual Single Single Single Single Dual Single Dual Output Current 500 ma 900 mA per channel 900 mA 600 mA 600 mA per channel 700 mA 850 mA Adjustable 250 to 950 mA Adjustable 250 to 650 mA Adjustable 250 to 950 mA Adjustable 250 to 950 mA Adjustable 250 to 950 mA SOIC-16 5 x 5 mm QFN-28 5 x 5 mm QFN-28 5 x 5 mm QFN-28 5 x 5 mm QFN-28 4 x 4 mm QFN-20 4 x 4 mm QFN-20 4 x 4 mm QFN-20 3 x 3 mm QFN-16 5 x 5 mm QFN-28 4 x 4 mm QFN-20 5 x 5 mm QFN-28 Single Adjustable 250 to 950 mA 4 x 4 mm QFN-20 "Generation 2" "Generation 3" "Generation 3" "Generation 3" "Generation 3" "Generation 3" "Generation 3" "Generation 4" "Generation 4" "Generation 4" "Generation 4" + Ceramics "Generation 4" + Ceramics "Generation 4" + Ceramics + 15.6 VOUT for Japan Market A8303 LED Drivers - Automotive Backlighting Part Number A8501 A8502 A8510 A8511 A8513 A8514 Topology VIN Boost Boost Boost Boost Boost Boost 6.8 to 40 5 to 40 5 to 40 6.8 to 40 4.5 to 40 5 to 40 Max OVP (V) 38 55 55 38 55 55 IOUT Per Channel (mA) 100 120 40 150 150 80 Number of Channels 4 2 8 4 1 4 IOUT Total 400 240 320 600 150 320 LEDs/ Channel 9 12 12 9 14 12 Total LEDs 36 24 96 36 14 48 Frequency Packages 0.6 to 2.2 MHz 0.6 to 2.2 MHz 0.6 to 2.2 MHz 0.6 to 2.2 MHz 0.25 to 2 MHz 0.6 to 2.2 MHz eTSSOP-28 eTSSOP-16 5 x 5 QFN-26 eTSSOP-28 eMSOP-10, eTSSOP-16 eTSSOP-20 Frequency Packages 0.2 to 2 MHz 0.6 to 2.2 MHz 0.2 to 2 MHz 0.3 to 1 MHz 0.3 to 0.8 MHz 0.3 to 0.8 MHz 0.6 to 2.2 MHz 0.3 to 1 MHz 0.6 to 2.2 MHz 0.3 to 1 MHz 4 x 4 mm TQFN-26 4 x 4 mm TQFN-26 4 x 4 mm TQFN-26 eTSSOP-24, SOIC-24 eTSSOP-24 eTSSOP-24, SOIC-24 5 x 5 QFN-26 SOIC-24 eTSSOP-16 eTSSOP-24, SOIC-24 Packages LED Drivers - General Backlighting Part Number A8500 A8503 A8504 A8507 A8508 A8509 A8510 A8512 A8515 A8516 Topology VIN Boost Boost Boost Boost Controller Boost Controller Boost Controller Boost Boost Controller Boost Boost Controller 5 to 27 5 to 27 5 to 27 5 to 27 9 to 40 9 to 40 5 to 40 8 to 24 5 to 40 8 to 24 Max OVP (V) 47 47 47 Scalable Scalable Scalable 55 Scalable 55 Scalable IOUT Per Channel (mA) 25 35 40 80 120 240 40 120 120 120 Number of Channels 8 6 8 6 8 4 8 6 2 6 IOUT Total 200 210 320 480 960 960 320 720 240 720 LEDs/ Channel 12 12 11 32 15 15 12 32 12 32 Total LEDs 96 72 88 192 120 60 96 192 24 192 LED Drivers - General Lighting Part Number A6210 A6211 A6280 A6281 Buck Buck Linear Linear Number of Channels 1 1 3 3 Topology IOUT per Channel 300 mA 300 mA 150 mA 150 mA VLED Max (V) 40 40 17 17 Latched Output No No Yes Yes Serial Input No No Yes Yes A6282 Linear 16 50 mA 13 Yes Yes LEDs per Channel 3 3 3 3 2 to 15 5 to 15 2 to 15 2 to 15 Total LEDs 3 12 12 12 15 15 15 15 QFN-16 eSOIC-8 DIP-16, QFN-16 QFN-16 QFN-24, SOIC-24, TSSOP-24 LED Drivers - Automotive Lighting Part Number A6260 A6261 A6262 A6264 A6265 A6266 A6267 A6268 Topology Linear Linear Linear Linear Buck-Boost / Boost Boost Buck-Boost / Boost Buck-Boost / Boost Number of Channels 1 4 4 4 1 1 1 1 IOUT Max 350 mA 350 mA 400 mA 400 mA 1 A+ 1 A+ 1 A+ 1 A+ VIN 6 to 40 6 to 50 6 to 50 6 to 50 6.5 to 50 5 to 50 6.5 to 50 5 to 50 Packages eSOIC-8 eMSOP-10, eTSSOP-16 eMSOP-10, eTSSOP-16 eMSOP-10, eTSSOP-16 eTSSOP-16 eTSSOP-16 eTSSOP-16 eTSSOP-16 14 REGULATORS AND LIGHTING Single Output Regulators Part Number A4403 A4447 A8483 A8498 A8499 A8582K A8583K A8670 A8697 A8698 Input Voltage (V) 9 to 46 8 to 50 2.5 to 10 8 to 50 8 to 50 4.7 to 40 4.7 to 40 7 to 16 8 to 25 8 to 25 Topology Buck Buck Boost Buck Buck Buck Buck Buck Buck Buck Output Packages 3A 2A 100 mA 3A 1.5 A 2A 3.5 A 2A 4A 3A 4 x 4 mm QFN-16 eSOIC-8 3 x 3 mm TDFN-5 eSOIC-8 eSOIC-8 eSOIC-16 eSOIC-16 4 x 4 mm QFN-20 eSOIC-8 eSOIC-8 Multiple Output Regulators Part Number A4401 A4402K Flyback Buck + LDO Input Voltage (V) 7 to 40 6 to 50 A4405K Internal Buck + 3 LDO 5.5 to 50 V A4406K Internal Buck + 2 LDO 5.5 to 50 V A4490 3 x Buck 4.5 to 34 A4407K Internal Buck + 4 LDO 5.5 to 50 V A4491 3 x Buck 4.5 to 23 A4492 3 x Buck 4.5 to 34 A8450K Internal Buck + 3 LDO 6 to 45 A8600K Four Buck Regulators plus two hi-side switches 4.4 V-40 V A8601K Internal Boost +3x LDO +2x Charge Pump 4 to 5.5 Topology Output Packages Scalable Buck - 1 A / LDO-0.25 A ~300 mA/ch for 5 V up to ~500 mA for 3.3 V up to ~400 mA for 5 VP ~300 mA/ch for 5 V up to ~500 mA for 3.3 V Each output rated at 2.2 A peak switch current ~300 mA/ch for 5 V up to ~250 mA for 5 VP up to ~500 mA for 3.3 V up to ~700 mA for Vadj Each output rated at 2.2 A peak switch current Each output rated at 2.2 A peak switch current 1.2 V to 3.3 V @ 200 mA, 3.3 V @ 200 mA, 5 V @200 mA 2.5 A peak for regulators 1-3 4 A peak for controller 4 (all thermally limited) DVDD: 2.4 to (Vin - 0.6)V @ 50 mA VGH: 2.4 to 26 V @ 14 mA AVDD: 2.4 to 14.8V @ 200 mA (incl VCOM) VCOM: 2.9 to 6.8 V, VGH: 2.4 to 26 V @ 14 mA VGL: -12.85 to -5 V @ 14 mA * SOIC-8 16-ETSSOP eTSSOP-20 eTSSOP-20 4 x 4 mm QFN-20 eTSSOP-24 4 x 4 mm QFN-20 4 x 4 mm QFN-20 SOIC-24 QFP-48 eTSSOP-28 Note: "K" suffix denotes automotive grade product *Typical voltage rails needed when powering LCD displays We offer a growing portfolio of LED drivers used for the following applications: * Display backlighting * Architectural lighting * Automotive lighting Allegro MicroSystems, Inc. offers a growing portfolio of LED drivers used for display backlighting, architectural lighting, signage, and automotive lighting applications. Allegro's process technology and applications expertise has enabled the development of highly integrated LED driver ICs with on-chip FETs and diverse control options, providing flexibility and functionality in a small solution footprint. Allegro's LED driver portfolio covers a wide variety of topologies, channel counts, output currents and feature sets to help customers optimize their solutions. Features within the portfolio of devices include: * Buck, boost, charge pump, and linear topologies * Series and parallel configurations * Single and multiple (up to 16) channel outputs * Output currents from 20 mA up to 3 A per channel * Multiple intensity control methods including PWM control with high resolution per channel * Current-control for color calibration (dot correction) * Open LED and shorted LED detection * Thermal shutdown and undervoltage lockout * Automotive voltage and temperature ratings available * Excellent current matching and accuracy * Low quiescent current * Multiple package options 15 High-Performance Semiconductors North America: 508-853-5000 sales@allegromicro.com Europe: +33-450-51-23-59 allegroeurope@allegromicro.com China: +86-21-51506818 allegrochina@allegromicro.com Japan: +03-3986-6165 japansales@allegromicro.com Korea: +82-2-369-7320, +82-2-369-7321 allegrokorea@allegromicro.com Taiwan: +886-2-2757-7231 allegrotaiwan@allegromicro.com 115 Northeast Cutoff, Worcester, MA USA 01606 www.allegromicro.com