BAS21TW Features Mechanical Data • • • • • • • • • • • Fast Switching Speed: max. 50ns Continuous Reverse Voltage: max. 200V Repetitive Peak Reverse Voltage: max. 250V Repetitive Peak Forward Current: max. 1A Small Surface Mount Package For General Purpose Switching Applications High Conductance Lead Free/RoHS Compliant (Note 1) "Green" Device (Notes 2 and 3) • • • • Case: SOT363 Case Material: Molded Plastic, "Green" Molding Compound, Note 5. 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 Orientation: See Diagram Weight: 0.009 grams (approximate) SOT363 Top View Internal Schematic Top View Ordering Information (Notes 3) Part Number BAS21TW-7 Notes: Case SOT363 Packaging 3000/Tape & Reel 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 XJK Date Code Key Year Code Month Code 2011 Y Jan 1 2012 Z Feb 2 BAS21TW Document number: DS35389 Rev. 2 - 2 Mar 3 YM NEW PRODUCT SURFACE MOUNT FAST SWITCHING DIODE ARRAY 2013 A Apr 4 XJK = Product Type Marking Code YM = Date Code Marking Y =Year (ex: T = 2011) M = Month (ex: 9 = September) 2014 B May 5 Jun 6 1 of 4 www.diodes.com 2015 C Jul 7 2016 D Aug 8 Sep 9 2017 E Oct O 2018 F Nov N Dec D August 2011 © Diodes Incorporated BAS21TW Maximum Ratings @TA = 25°C unless otherwise specified Characteristic Non-Repetitive Peak Reverse Voltage Symbol VRM VRRM VRWM VR VR(RMS) IFM RMS Reverse Voltage Forward Continuous Current (Note 4) Non-Repetitive Peak Forward Surge Current @ t = 50μs @ t = 100μs @ t = 10ms IFSM Unit V 250 V 177 200 10 8 V mA A 2 Thermal Characteristics Characteristic Power Dissipation (Note 4) Thermal Resistance Junction to Ambient Air (Note 4) Operating and Storage Temperature Range Symbol PD RθJA TJ, TSTG Value 300 417 -65 to +150 Unit mW °C/W °C Electrical Characteristics @TA = 25°C unless otherwise specified Characteristic Reverse Breakdown Voltage (Note 5) Symbol V(BR)R Min 250 ⎯ ⎯ Max ⎯ 1.05 1.25 Unit V 100 100 5 50 nA μA pF ns Forward Voltage VF Reverse Current (Note 5) IR ⎯ Total Capacitance Reverse Recovery Time CT trr ⎯ ⎯ V Test Condition IR = 100μA IF = 100mA IF = 200mA VR = 200V VR = 200V, TJ = 150°C VR = 6, f = 1.0MHz VR = 6V, IF = 5mA 4. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 5. Short duration pulse test used to minimize self-heating effect. 300 Note 4 250 200 150 100 50 0 0 25 50 75 100 125 150 175 TA, AMBIENT TEMPERATURE (° C) Fig. 1 Power Derating Curve, Total Package BAS21TW Document number: DS35389 Rev. 2 - 2 IF, INSTANTANEOUS FORWARD CURRENT (mA) Notes: PD, POWER DISSIPATION (mW) NEW PRODUCT Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Value 250 1,000 2 of 4 www.diodes.com 100 10 1 0.1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics, Per Element August 2011 © Diodes Incorporated 1.0 100,000 TA = 150ºC 10,000 CT, TOTAL CAPACITANCE (pF) IR, INSTANTANEOUS REVERSE CURRENT (nA) NEW PRODUCT BAS21TW TA = 125ºC 1,000 TA = 8 5ºC 100 TA = 25ºC 10 TA = -55ºC 1 0.1 0.8 0.6 0.4 0.2 0 0 50 100 150 200 250 300 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics, Per Element 0 10 20 30 40 Package Outline Dimensions A B C H K M J D L F SOT363 Dim Min Max A 0.10 0.30 B 1.15 1.35 C 2.00 2.20 D 0.65 Typ F 0.40 0.45 H 1.80 2.20 J 0 0.10 K 0.90 1.00 L 0.25 0.40 M 0.10 0.22 0° 8° α All Dimensions in mm Suggested Pad Layout C2 Z C2 Dimensions Value (in mm) Z 2.5 G 1.3 X 0.42 Y 0.6 C1 1.9 C2 0.65 C1 G Y X BAS21TW Document number: DS35389 Rev. 2 - 2 3 of 4 www.diodes.com August 2011 © Diodes Incorporated BAS21TW NEW PRODUCT 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 © 2011, Diodes Incorporated www.diodes.com BAS21TW Document number: DS35389 Rev. 2 - 2 4 of 4 www.diodes.com August 2011 © Diodes Incorporated