PD-2.174 rev. B 12/97 161CMQ... SERIES SCHOTTKY RECTIFIER 160 Amp Major Ratings and Characteristics Characteristics IF(AV) Rectangular Description/Features 161CMQ... Units The 161CMQ isolated, center tap Schottky rectifier module series has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 175 C junction temperature. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. 160 A VRRM range 35 to 45 V IFSM @ tp = 5 s sine 11,500 A 0.63 V Center tap module High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance - 55 to 175 C Low forward voltage drop High frequency operation waveform VF @ 80 Apk, TJ = 125C (per leg) TJ range 175 C T J operation Isolated heatsink Guard ring for enhanced ruggedness and long term reliability Low profile, high current package CASE STYLE AND DIMENSIONS Conforms to JEDEC Outline TO - 249AA Dimensions in millimeters and inches www.irf.com 1 161CMQ... Series PD-2.174 rev. B 12/97 Voltage Ratings Part number VR 161CMQ035 161CMQ040 161CMQ045 35 40 45 Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 161CMQ Units IF(AV) Max. Average Forward Current 160 Conditions A 50% duty cycle @ TC = 101 C, rectangular wave form A 5s Sine or 3s Rect. pulse Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied * See Fig. 5 IFSM Max. Peak One Cycle Non-Repetitive 11,500 Surge Current (Per Leg) * See Fig. 7 900 EAS Non-Repetitive Avalanche Energy (Per Leg) 108 mJ IAR Repetitive Avalanche Current (Per Leg) 16 A TJ = 25 C, IAS = 16 Amps, L = 0.84 mH Current decaying linearly to zero in 1 sec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM IRM 161CMQ Units Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) Conditions 0.71 0.88 0.63 V V V @ 80A @ 160A @ 80A 0.79 V @ 160A Max. Reverse Leakage Current 5 mA TJ = 25 C (Per Leg) * See Fig. 2 45 mA TJ = 125 C (1) TJ = 25 C TJ = 125 C VR = rated VR CT Max. Junction Capacitance (Per Leg) 2600 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25C LS Typical Series Inductance (Per Leg) 8.0 nH Measured from terminal hole to terminal hole 10,000 V/ s dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 161CMQ Units TJ Max. Junction Temperature Range -55 to 175 C Tstg Max. Storage Temperature Range -55 to 175 C Conditions RthJC Max. Thermal Resistance Junction to Case (Per Leg) 1.0 C/W DC operation RthJC Max. Thermal Resistance Junction to Case (Per Package) 0.50 C/W DC operation RthCS Typical Thermal Resistance, Case to Heatsink 0.10 C/W Mounting surface , smooth and greased wt Approximate Weight T Mounting Torque Case Style 2 58 (2.0) g (oz.) Min. 40 (35) Max. 58 (50) Kg-cm (Ibf-in) TO - 249AA * See Fig. 4 JEDEC www.irf.com 1000 100 10 1 0 .2 10 1 .1 .01 .4 .6 .8 T =175C J T =125C J 1.2 T = 25C J 1 ForwardVoltageDrop- VFM(V) 1.4 Single Pulse (Thermal Resistance) .001 1.6 .1 1000 100 10 1 .1 .01 .001 0 PD-2.174 rev. B 12/97 161CMQ... Series 10 15 20 25 30 35 40 45 25C 50C 75C 100C 125C 150C T =175C J 5 ReverseVoltage - VR(V) 30 T =25C J 20 40 ReverseVoltage- VR(V) 10 50 Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) 10000 1000 100 0 100 3 Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) P DM t 1 t 2 Notes: 1. Dutyfactor D= t / t 1 2 10 2. Peak T =P xZ +T J DM thJC C 1 Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) .0001 D=0.50 D=0.33 D=0.25 D=0.17 D=0.08 .001 .00001 ReverseCurrent - I (mA) R Junction Capacitance- C (pF) T t1, Rectangular PulseDuration(Seconds) .01 Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Thermal Impedance -Z (C/W) thJC www.irf.com Instantaneous Forward Current - I (A) F 20 40 161CMQ... Series 180 160 140 120 100 80 0 DC 80 100 161CMQ RthJC(DC) =1.0C/W 60 AverageForward Current - IF(AV) (A) (A) Non-Repetitive Surge Current - I FSM 10000 1000 120 L 100 IRFP460 1000 80 D=0.08 70 D=0.17 D=0.25 60 D=0.33 D=0.50 50 40 60 DC 80 100 Average ForwardCurrent - I (A) F(AV) 20 40 RMSLimit 30 20 10 0 0 + 120 www.irf.com Vd = 25 Volt Fig. 6 - Forward Power Loss Characteristics (Per Leg) 10000 FREE-WHEEL DIODE 40HFL40S02 Fig. 8 - Unclamped Inductive Test Circuit Rg = 25 ohm HIGH-SPEED SWITCH Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) Square Wave Pulse Duration - t p (microsec) 100 10 At Any Rated Load Condition And With Rated VRRM Applied Following Surge Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) DUT CURRENT MONITOR AveragePower Loss- (Watts) PD-2.174 rev. B 12/97 4 AllowableCaseTemperature- (C)