A Product Line of Diodes Incorporated BSS138 50V N-CHANNEL ENHANCEMENT MODE VERTICAL DMOS FET IN SOT23 Features and Benefits Mechanical Data * * * * * * * * BVDSS > 50V RDS(on) 3.5 @ VGS= 5V Maximum continuous drain current ID = 200mA "Lead Free", RoHS Compliant (Note 1) Halogen and Antimony Free. "Green" Device (Note 2) Qualified to AEC-Q101 Standards for High Reliability * * * Case: SOT-23 Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020 Terminals: Matt Tin Finish; Solderable per MIL-STD-202, Method 208 Weight: 0.008 grams (approximate) SOT-23 D G S Top View Pin-Out Top View Device symbol Ordering Information (Note 3) Part Number BSS138TA Notes: Marking SS Reel size (inches) 7 Tape width (mm) 8 Quantity per reel 3000 1. No purposefully added lead 2. Diodes Inc's "Green" policy can be found on our website at http://www.diodes.com. 3. For packaging details, go to our website at http://www.diodes.com. Marking Information SS = Product Type Marking Code BSS138 Document number: DS35479 Rev. 4 - 2 1 of 8 www.diodes.com August 2011 (c) Diodes Incorporated A Product Line of Diodes Incorporated BSS138 Maximum Ratings @TA = 25C unless otherwise specified Characteristic Drain-Source Voltage Gate-Source Voltage Continuous Drain Current Pulsed Drain Current (Note 5) Thermal Characteristics Symbol VDSS VGSS ID IDM Value 50 20 200 800 Unit V V mA mA Value 350 Unit mW @TA = 25C unless otherwise specified Characteristic (Note 4) Symbol PD Thermal Resistance, Junction to Ambient (Note 4) RJA 357 C/W Thermal Resistance, Junction to Leads (Note 6) RJL 195 C/W TJ, TSTG -55 to +150 C Power Dissipation Operating and Storage Temperature Range Notes: 4. For a device mounted on 25mm X 25mm X 1.6mm FR-4 PCV with high coverage of single sided 1oz copper, in still air condition. 5. Device mounted on minimum recommended pad layout test board, 10s pulse duty cycle = 1%. 6. Thermal resistance from junction to solder-point (at the end of the collector lead). BSS138 Document number: DS35479 Rev. 4 - 2 2 of 8 www.diodes.com August 2011 (c) Diodes Incorporated A Product Line of Diodes Incorporated BSS138 Thermal Characteristics BSS138 Document number: DS35479 Rev. 4 - 2 3 of 8 www.diodes.com August 2011 (c) Diodes Incorporated A Product Line of Diodes Incorporated BSS138 Electrical Characteristics @TA = 25C unless otherwise specified Characteristic OFF CHARACTERISTICS Drain-Source Breakdown Voltage Symbol Min Typ Max Unit BVDSS 50 - - V A A nA Test Condition Zero Gate Voltage Drain Current IDSS - - 0.5 5 100 Gate-Source Leakage ON CHARACTERISTICS Gate Threshold Voltage Static Drain-Source On-Resistance (Note 7) Forward Transconductance (Note 7 & 8) DYNAMIC CHARACTERISTICS (Note 8) Input Capacitance Output Capacitance Reverse Transfer Capacitance Turn-On Delay Time (Note 9) Turn-On Rise Time (Note 9) Turn-Off Delay Time (Note 9) Turn-Off Fall Time (Note 9) IGSS - - 100 nA VGS = 0V, ID = 0.25mA VDS = 50V, VGS = 0V VDS = 50V, VGS = 0V, TA = 125C VDS = 20V, VGS = 0V VGS = 20V, VDS = 0V VGS(th) RDS (on) gfs 0.5 120 - 1.5 3.5 - V mS VDS = VGS, ID = 1mA VGS = 5V, ID = 200mA VDS = 25V, ID = 200mA Ciss Coss Crss tD(on) tr tD(off) tf - 10 10 15 25 50 25 8 - pF pF pF ns ns ns ns Notes: VDS = 25V, VGS = 0V, f = 1.0MHz VDD = 30V, ID = 280mA 7. Measured under pulsed conditions. Width = 300s. Duty cycle 2%. 8. Sample test. 9. Switching times measured with 50 source impedance and <5ns rise time on a pulse generator. BSS138 Document number: DS35479 Rev. 4 - 2 4 of 8 www.diodes.com August 2011 (c) Diodes Incorporated A Product Line of Diodes Incorporated BSS138 Electrical Characteristics BSS138 Document number: DS35479 Rev. 4 - 2 5 of 8 www.diodes.com August 2011 (c) Diodes Incorporated A Product Line of Diodes Incorporated BSS138 Electrical Characteristics - (Continuous) BSS138 Document number: DS35479 Rev. 4 - 2 6 of 8 www.diodes.com August 2011 (c) Diodes Incorporated A Product Line of Diodes Incorporated BSS138 Package Outline Dimensions A B C H K M K1 D J F L G SOT23 Dim Min Max Typ A 0.37 0.51 0.40 B 1.20 1.40 1.30 C 2.30 2.50 2.40 D 0.89 1.03 0.915 F 0.45 0.60 0.535 G 1.78 2.05 1.83 H 2.80 3.00 2.90 J 0.013 0.10 0.05 K 0.903 1.10 1.00 K1 0.400 L 0.45 0.61 0.55 M 0.085 0.18 0.11 0 8 All Dimensions in mm Suggested Pad Layout Y Z C X BSS138 Document number: DS35479 Rev. 4 - 2 Dimensions Value (in mm) Z 2.9 X 0.8 Y 0.9 2.0 C 1.35 E E 7 of 8 www.diodes.com August 2011 (c) Diodes Incorporated A Product Line of Diodes Incorporated BSS138 IMPORTANT NOTICE DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated website, harmless against all damages. Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks. LIFE SUPPORT Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. Life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. Copyright (c) 2011, Diodes Incorporated www.diodes.com BSS138 Document number: DS35479 Rev. 4 - 2 8 of 8 www.diodes.com August 2011 (c) Diodes Incorporated