BAS21DWA ADVANCED INFORMATION HIGH VOLTAGE SURFACE MOUNT DUAL SWITCHING DIODE Features Mechanical Data Fast Switching Speed Surface Mount Package Ideally Suited for Automated Insertion High Reverse Breakdown Voltage Rating ESD: MM 400V and HBM 4kV Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. "Green" Device (Note 3) Qualified to AEC-Q101 Standards for High Reliability PPAP Capable (Note 4) Case: SOT353 Case Material: Molded Plastic, "Green" Molding Compound UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020 Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe (Lead Free Plating). Solderable per MIL-STD-202, Method 208 Polarity: See Diagram Weight: 0.006 grams (Approximate) 5 SOT353 Top View 1 Bottom View 4 NC 3 Ordering Information (Note 5) Part Number BAS21DWA-7 BAS21DWAQ-7 Notes: Compliance AEC-Q101 Automotive Case SOT353 SOT353 Packaging 3,000/Tape & Reel 3,000/Tape & Reel 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3).compliant. 2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated's definitions of Halogen- and Antimony-free, "Green" and Lead-free. 3. Halogen- and Antimony-free "Green" products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. 4. Automotive products are AEC-Q101 qualified and are PPAP capable. Automotive, AEC-Q101 and standard products are electrically and thermally the same, except where specified. For more information, please refer to https://www.diodes.com/quality/. 5. For packaging details, go to our website at http://www.diodes.com/products/packages.html. Marking Information KJS = Product Type Marking Code YM = Date Code Marking Y = Year (ex: F= 2018) M = Month (ex: 9 = September) Date Code Key Year 2014 Code B Month Code Jan 1 2015 C 2016 D 2017 E 2018 F 2019 G 2020 H 2021 J 2022 K 2023 L 2024 M 2025 N Feb 2 Mar 3 Apr 4 May 5 Jun 6 Jul 7 Aug 8 Sep 9 Oct O Nov N Dec D BAS21DWA Document number: DS36559 Rev. 9 - 2 1 of 4 www.diodes.com January 2018 (c) Diodes Incorporated BAS21DWA Maximum Ratings (@TA = +25C, unless otherwise specified.) Symbol Value Unit Repetitive Peak Reverse Voltage VRRM 250 V Working Peak Reverse Voltage DC Blocking Voltage VRWM VR 250 V VR(RMS) 175 V IF 200 mA IFRM 625 mA IFSM 4.0 A Symbol Value Unit PD 285 mW RJA 435 C/W TJ , TSTG -55 to +150 C RMS Reverse Voltage Forward Continuous Current (Note 6) Peak Repetitive Forward Current (Note 6) Non-Repetitive Peak Forward Surge Current @ t = 1.0s Thermal Characteristics Characteristic Power Dissipation (Note 6) Thermal Resistance Junction to Ambient Air (Note 6) Operating and Storage Temperature Range Electrical Characteristics (@TA = +25C, unless otherwise specified.) Characteristic Reverse Breakdown Voltage (Note 7) Forward Voltage Symbol Min Typ Max Unit V(BR)R 250 V IR = 100A VF 0.90 1.05 1.3 V IF = 20mA IF = 100mA IF = 200mA 100 100 nA A VR = 200V VR = 200V, TJ = +150C Test Condition Reverse Current (Note 7) IR 30 35 Total Capacitance CT 0.7 5.0 pF VR = 0V, f = 1.0MHz Reverse Recovery Time trr 50 ns IF = IR = 30mA, Irr = 3.0mA, RL = 100 Notes: 6. Part mounted on FR-4 substrate with pad dimensions 1 inch x 1 inch, 2oz, copper, single-sided, PC board. 7. Short duration pulse test used to minimize self-heating effect. IF, INSTANTANEOUS FORWARD CURRENT (mA) 350 300 P D, POWER DISSIPATION (mW) ADVANCED INFORMATION Characteristic Note 6 250 200 150 100 50 0 0 25 50 75 100 125 150 TA, AMBIENT TEMPERATURE (C) Figure 1 Power Derating Curve, Total Package BAS21DWA Document number: DS36559 Rev. 9 - 2 1000 100 10 1 TA = 150C TA = 125C T A = 85C 0.1 TA = 25C 0.01 TA = -55C 0.001 0 200 400 600 800 1000 1200 V F, INSTANTANEOUS FORWARD VOLTAGE (mV) Figure 2 Typical Forward Characteristics 2 of 4 www.diodes.com January 2018 (c) Diodes Incorporated 100 0.8 T A = 150C TA = 125C 0.75 10 CT, TOTAL CAPACITANCE (pF) IR, INSTANTANEOUS REVERSE CURRENT (A) ADVANCED INFORMATION BAS21DWA TA = 85C 1 0.1 TA = 25C 0.01 TA = -55C 0.001 f = 1MHz 0.7 0.65 0.6 0.55 0.5 0.45 0.0001 0 0.4 50 100 150 200 V R, INSTANTANEOUS REVERSE VOLTAGE (V) Figure 3 Typical Reverse Characteristics 0 5 10 15 20 25 30 35 40 VR, DC REVERSE VOLTAGE (V) Figure 4 Total Capacitance vs. Reverse Voltage Package Outline Dimensions Please see http://www.diodes.com/package-outlines.html for the latest version. E SOT353 Dim Min Max Typ A1 0.00 0.10 0.05 A2 0.90 1.00 0.95 b 0.10 0.30 0.25 c 0.10 0.22 0.11 D 1.80 2.20 2.15 E 2.00 2.20 2.10 E1 1.15 1.35 1.30 e 0.650 BSC F 0.40 0.45 0.425 L 0.25 0.40 0.30 a 0 8 -All Dimensions in mm E1 b F D A2 c e A1 L a Suggested Pad Layout Please see http://www.diodes.com/package-outlines.html for the latest version. X1 Dimensions G Y1 C C1 G X X1 Y Y1 C1 Y X BAS21DWA Document number: DS36559 Rev. 9 - 2 Value (in mm) 0.650 1.900 1.300 0.420 1.720 0.600 2.500 C 3 of 4 www.diodes.com January 2018 (c) Diodes Incorporated BAS21DWA IMPORTANT NOTICE ADVANCED INFORMATION 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. This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the final and determinative format released by Diodes Incorporated. 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) 2018, Diodes Incorporated www.diodes.com BAS21DWA Document number: DS36559 Rev. 9 - 2 4 of 4 www.diodes.com January 2018 (c) Diodes Incorporated