BAS521 HIGH VOLTAGE SWITCHING DIODE Features Mechanical Data • • • • • • • • Fast Switching Speed: max. 50 ns High Reverse Breakdown Voltage: 300V Low Leakage Current: 100nA at room temperature Ultra Small Plastic SMD Package Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. “Green” Device (Note 3) • • • • • SOD523 Case: SOD-523 Case Material: Molded Plastic, “Green” Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020 Terminal Connections: Cathode Bar Terminals: Finish - Matte Tin annealed over Alloy 42 leadframe. Solderable per MIL-STD-202, Method 208 Weight: 0.0014 grams (approximate) 2 1 Top View Device Schematic Ordering Information (Note 4) Part Number BAS521-7 BAS521-13 Notes: Case SOD523 SOD523 Packaging (Note 5) 3000/Tape & Reel 10000/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 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/datasheets/ap02007.pdf. 5. Dispensed in every other cavity of the tape. Marking Information 99 BAS521 Document number: DS32175 Rev. 5 - 2 99 = Product Type Marking Code Bar Denotes Cathode Side 1 of 4 www.diodes.com December 2012 © Diodes Incorporated BAS521 Maximum Ratings (@TA = +25°C, unless otherwise specified.) Characteristic Repetitive Peak Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Forward Current (Note 6) Non-Repetitive Peak Forward Surge Current @ t = 1.0µs Repetitive Peak Forward Current (Note 6) Symbol VRRM Value 300 Unit V VRWM 300 V IF IFSM IFRM 250 4.5 1 mA A A Value 325 385 -65 to +150 Unit mW °C/W °C Thermal Characteristics Characteristic Power Dissipation (Note 6) Thermal Resistance Junction to Ambient Air (Note 6) Operating and Storage Temperature Range Symbol PD RθJA TJ, TSTG Electrical Characteristics (@TA = +25°C, unless otherwise specified.) Characteristic Reverse Breakdown Voltage (Note 7) Forward Voltage ⎯ Reverse Current (Note 7) IR ⎯ ⎯ 50 150 100 Total Capacitance CT ⎯ 5 Unit V V nA nA μA pF Reverse Recovery Time trr ⎯ 50 ns 350 Note 6 PD, POWER DISSIPATION (mW) Min 300 ⎯ Max ⎯ 1.1 Test Condition IR = 100μA IF = 100mA VR = 5V VR = 250V VR = 250V, TJ = +150°C VR = 0, f = 1.0MHz IF = IR = 30mA, Irr = 0.1 x IR, RL = 100Ω 6. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com. 7. Short duration pulse test used to minimize self-heating effect. 300 250 200 150 100 50 0 0 25 50 75 100 125 150 175 TA, AMBIENT TEMPERATURE (° C) Fig. 1 Power Derating Curve, Total Package BAS521 Document number: DS32175 Rev. 5 - 2 IF, INSTANTANEOUS FORWARD CURRENT (mA) Notes: Symbol V(BR)R VF 1,000 100 10 1 0.1 2 of 4 www.diodes.com 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 December 2012 © Diodes Incorporated 100,000 1.2 TA = 150ºC 10,000 CT, TOTAL CAPACITANCE (pF) IR , INSTANTANEOUS REVERSE CURRENT (nA) BAS521 T A = 125ºC 1,000 TA = 8 5ºC 100 TA = 25ºC 10 T A = -55ºC 1 0.1 1.0 0.8 0.6 0.4 0.2 0 50 100 150 200 250 300 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 3 Typical Reverse Characteristics, Per Element 0 0 10 20 30 40 Package Outline Dimensions Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version. L C H M A SOD523 Dim Min Max A 0.25 0.35 B 0.70 0.90 C 1.50 1.70 H 1.10 1.30 K 0.55 0.65 L 0.10 0.30 M 0.10 0.12 All Dimensions in mm K B Suggested Pad Layout Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version. X1 X Dimensions Value (in mm) G 0.80 X 0.60 X1 2.00 Y 0.70 Y G BAS521 Document number: DS32175 Rev. 5 - 2 3 of 4 www.diodes.com December 2012 © Diodes Incorporated BAS521 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 © 2012, Diodes Incorporated www.diodes.com BAS521 Document number: DS32175 Rev. 5 - 2 4 of 4 www.diodes.com December 2012 © Diodes Incorporated