BAS28 DUAL SURFACE MOUNT FAST SWITCHING DIODE Features Mechanical Data Fast Switching Speed For General Purpose Switching Applications Two Electrically Isolated Elements in a Single Compact Package 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 Case: SOT143 Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020 Terminals: Finish - Matte Tin Annealed over Alloy 42 Leadframe. Solderable per MIL-STD-202, Method 208 Polarity: See Diagram Below Weight: 0.009 grams (Approximate) SOT143 Device Schematic Ordering Information (Note 4) Part Number BAS28-7 Notes: Compliance AEC-Q101 Case SOT143 Packaging 3,000/Tape & Reel 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 2. See http://www.diodes.com/quality/lead_free.html 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. For packaging details, go to our website at http://www.diodes.com/products/packages.html. Marking Information SOT143 KT7 = Product Type Marking Code YM = Date Code Marking Y = Year (ex: C = 2015) M = Month (ex: 9 = September) Date Code Key Year Code Month Code 2015 C Jan 1 2016 D Feb 2 BAS28 Document number: DS37988 Rev. 2 - 2 2017 E Mar 3 2018 F Apr 4 May 5 2019 G Jun 6 1 of 5 www.diodes.com 2020 H Jul 7 2021 I Aug 8 2022 J Sep 9 2023 K Oct O Nov N 2024 L Dec D May 2016 (c) Diodes Incorporated BAS28 Maximum Ratings (@TA = +25C unless otherwise specified.) Characteristic Symbol VRRM VRWM VR VR(RMS) IF Repetitive Peak Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Current (Note 5) Non-Repetitive Peak Forward Surge Current Value Unit 85 V V mA IFRM 60 215 4.0 1.0 0.5 500 Symbol PD RJA TJ, TSTG Value 250 500 -65 to +150 Unit mW C/W C @ t = 1.0s @ t = 1.0ms @ t = 1s IFSM Repetitive Peak Forward Current (Note 5) A mA Thermal Characteristics Characteristic Power Dissipation (Note 5) Thermal Resistance Junction to Ambient Air (Note 5) Operating and Storage Temperature Range Electrical Characteristics (@TA = +25C unless otherwise specified.) Characteristic Reverse Breakdown Voltage (Note 6) Reverse Current (Note 6) IR Total Capacitance CT Max 0.715 0.855 1.0 1.25 1.0 50 30 30 1.5 Reverse Recovery Time tRR 4 Forward Voltage Notes: Symbol V(BR)R Min 85 VF Unit V ns V A A A nA pF Test Condition IR = 100A IF = 1.0mA IF = 10mA IF = 50mA IF = 150mA VR = 75V VR = 75V, TJ = +150C VR = 25V, TJ = +150C VR = 25V VR = 0, f = 1.0MHz IF = IR = 10mA, IRR = 0.1 x IR, RL = 100 5. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/package-outlines.html. 6. Short duration pulse test used to minimize self-heating effect. BAS28 Document number: DS37988 Rev. 2 - 2 2 of 5 www.diodes.com May 2016 (c) Diodes Incorporated BAS28 P D, POWER DISSIPATION (mW) Note 5 250 200 100 150 100 50 0 0 IF , INSTANTANEOUS FORWARD CURRENT (mA) 1000 300 25 50 75 100 125 150 TA, AMBIENT TEMPERATURE ( C) Figure 1 Power Derating Curve, Total Package T A = 25C 10000 1000 10 1 0 200 400 600 800 1000 1200 1400 VF , INSTANTANEOUS FORWARD VOLTAGE (mV) Figure 2 Typical Forward Characteristics, Per Element 0.7 f=1MHz T A = 125C T A = 75C 100 TA = 25C 10 T A = 0C 1 0.1 T A = -40C Document number: DS37988 Rev. 2 - 2 0.65 0.6 0.55 0.5 0.45 0 10 20 30 40 50 60 70 80 90 100 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Figure 3 Typical Reverse Characteristics, Per Element BAS28 TA = 0C T A = -40C T A = 150C C T , TOTAL CAPACITANCE (pF) IR , INSTANTANEOUS REVERSE CURRENT (nA) 100000 T A = 150C T A = 75C 0.4 10 15 20 25 30 35 40 V R, DC REVERSE VOLTAGE (V) Figure 4 Total Capacitance vs. Reverse Voltage, Per Element 3 of 5 www.diodes.com 0 5 May 2016 (c) Diodes Incorporated BAS28 Package Outline Dimensions Please see http://www.diodes.com/package-outlines.html for the latest version. SOT143 A1 G C F 0.25 M B GAUGE PLANE SEATING PLANE a L D A2 H K J SOT143 Dim Min Max Typ A1 0.37 0.51 0.400 A2 0.77 0.93 0.800 B 1.20 1.40 1.30 C 2.28 2.48 2.38 D 1.58 1.83 1.72 F 0.45 0.60 0.49 G 1.78 2.03 1.92 H 2.80 3.00 2.90 J 0.013 0.10 0.05 K 0.89 1.00 - L 0.46 0.60 0.50 M 0.085 0.18 0.11 a 0 8 - All Dimensions in mm Suggested Pad Layout Please see http://www.diodes.com/package-outlines.html for the latest version. SOT143 X2 X Dimensions Z G X X1 X2 Y C Y Z C G X1 BAS28 Document number: DS37988 Rev. 2 - 2 Value (in mm) 2.70 1.30 2.50 1.00 0.60 0.70 2.00 X2 4 of 5 www.diodes.com May 2016 (c) Diodes Incorporated BAS28 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. 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) 2016, Diodes Incorporated www.diodes.com BAS28 Document number: DS37988 Rev. 2 - 2 5 of 5 www.diodes.com May 2016 (c) Diodes Incorporated