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1SMB5920B – 1SMB5956BGreen3.0W SURFACE MOUNT POWER ZENER DIODEMechanical Data 3.0W Power DissipationIdeally Suited for Automated Assembly6.2V - 200V Nominal Zener Voltage RangeStandard VZ Tolerance is 5% ESD Rating of Class 3 ( 16kV) per Human Body ModelLead-Free Finish; RoHS Compliant (Notes 1 & 2)Halogen and Antimony Free. “Green” Device (Note 3)NEW PRODUCTFeatures Case: SMBCase Material: Molded Plastic.UL Flammability Classification Rating 94V-0Moisture Sensitivity: Level 1 per J-STD-020Copper Alloy Leadframe with Lead-Free Plating (Matte TinFinish). Solderable per MIL-STD-202, Method 208Polarity: Cathode BandWeight: 0.096 grams (Approximate)SMBTop ViewBottom ViewOrdering Information (Note 4)Device*1SMB59xxB-13PackagingSMBShipping3000/Tape & Reel*x Device Voltage, e.g., 1SMB5920B-13.Notes:1. EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. All applicable RoHS exemptions applied.2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" andLead-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 king InformationSMBYWWB9xx1SMB5920B – 1SMB5956BDocument number: DS32125 Rev. 8 - 2B9xx Product Type Marking Code(See Electric Characteristics Table) Manufacturers’ Code MarkingYWW Date Code MarkingY Last Digit of Year (ex: 4 for 2014)WW Week Code (01 - 53)1 of 7www.diodes.comMay 2019 Diodes Incorporated

1SMB5920B – 1SMB5956BMaximum Ratings (@TA 25 C, unless otherwise specified.)CharacteristicForward Voltage @ IF 200mAZener Current (See Page 3)SymbolVFIZMValue1.5PD / VZUnitVmASymbolValue3.040255504.4226-65 to 150UnitWmW/ C C/WmWmW/ C C/W CNEW PRODUCTThermal CharacteristicsCharacteristicPower Dissipation @TL 75 CDerate Above 75 C (Note 5)Thermal Resistance - Junction to Terminal (Note 5)Power Dissipation @TA 25 CDerate Above 25 C (Note 5)Thermal Resistance - Junction to Ambient (Note 5)Operating and Storage Temperature RangeNote:PDRϴJTPDRϴJATJ, TSTG5. Device mounted on FR-4 PCB; pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website athttp://www.diodes.com.1SMB5920B – 1SMB5956BDocument number: DS32125 Rev. 8 - 22 of 7www.diodes.comMay 2019 Diodes Incorporated

1SMB5920B – 1SMB5956BElectrical Characteristics (@TA 25 C, unless otherwise specified.)NEW Notes:Zener VoltageRange (Note 954B955B956TestCurrentVZ @ IZTMin 171190Typ 4751566268758291100110120130150160180200IZTMax 68189210Maximum Zener Impedance(Note [email protected] [email protected] mReverseCurrent (Note 6)IZM MaxIR @ 9876. Short duration pulse test used to minimize self-heating effect.7. ZENER IMPEDANCE (ZZ) DERIVATION ZZT and ZZK are measured by dividing the AC voltage drop across the device by the AC current applied. Thespecified limits are for IZ(AC) 0.1 IZ(DC) with the AC frequency 60 Hz.1SMB5920B – 1SMB5956BDocument number: DS32125 Rev. 8 - 23 of 7www.diodes.comMay 2019 Diodes Incorporated

1SMB5920B – 1SMB5956B250TC of VZ , TEMPERATURE COEFFICIENTOF ZENER VOLTAGE (mV/ C)PD, MAXIMUM POWER DISSIPATION (W)Note 554TL321TA00100125502575TA, AMBIENT TEMPERATURE ( C)Figure Power Dissipationvs. Ambient Temperature200150100500015010050100150VZ , ZENER VOLTAGE (V)Figure 2 Typical Temperature Coefficient ofZener Voltage vs. Zener Voltage20010015V6.2V10IZ , ZENER CURRENT (mA)IZ , ZENER CURRENT (mA)39V13V10200V1010.1500.1200250150VZ , ZENER VOLTAGE (V)Figure 4 Typical Zener Breakdown Characteristics1020304050VZ , ZENER VOLTAGE (V)Figure 3 Typical Zener Breakdown Characteristics1001000200VZZ, DYNAMIC IMPEDANCE (Ω)NEW PRODUCT61003.3V13V106.2V10.11SMB5920B – 1SMB5956BDocument number: DS32125 Rev. 8 - 24 of 7www.diodes.com110100IZ , ZENER TEST CURRENT (mA)Figure 6 Effect of Zener Current1000May 2019 Diodes Incorporated

1SMB5920B – 1SMB5956B1800f 1MHz12001000800V R 0V600400V R VZ /201001000110V Z, NOMINAL ZENER BREAKDOWN VOLTAGE (V)Figure 7 Typical Total Capacitancevs. Nominal Zener Breakdown VoltageI PP, PEAK PULSE CURRENT (%Ip p)CT, TOTAL CAPACITANCE (pF)1400200100Peak Value I ppHalf Value I pp /250tp8x20 Waveformas defined by R.E.A.0040t, TIME ( µ s)Figure 8 Pulse Waveform600.010.11td , PULSE DURATION (ms)Figure 10 Max. Peak Pulse Powervs. Pulse Duration1020100P PK, PEAK PULSE POWER (kW)10IP, PEAK PULSE CURRENT (%Ip p)NEW PRODUCT1600Pe a k Va lu e ppIH a lf Va lu e ppI /250tp001 0 X 1 0 0 0 Wa ve fo rma s d e fin e d b y R .E.A.1210.10.013t, TIME (ms)Figure 9 Pulse Waveform1SMB5920B – 1SMB5956BDocument number: DS32125 Rev. 8 - 25 of 7www.diodes.comMay 2019 Diodes Incorporated

1SMB5920B – 1SMB5956BPackage Outline DimensionsPlease see http://www.diodes.com/package-outlines.html for the latest version.SMBNEW .150.31E5.005.59G0.050.20H0.761.52J2.002.50All Dimensions in mmCDJGHESuggested Pad LayoutPlease see http://www.diodes.com/package-outlines.html for the latest version.SMBXX1YGC1SMB5920B – 1SMB5956BDocument number: DS32125 Rev. 8 - 26 of 7www.diodes.comDimensionsValue(in mm)CGXX1Y4.301.802.506.802.30May 2019 Diodes Incorporated

1SMB5920B – 1SMB5956BIMPORTANT NOTICENEW PRODUCTDIODES 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 changeswithout further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of theapplication or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent ortrademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assumeall risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporatedwebsite, 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 andhold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly orindirectly, 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 markingsnoted 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 thefinal and determinative format released by Diodes Incorporated.LIFE SUPPORTDiodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the expresswritten 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, or2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in thelabeling 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 thefailure 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, andacknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and anyuse of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-relatedinformation or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and itsrepresentatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.Copyright 2019, Diodes Incorporatedwww.diodes.com1SMB5920B – 1SMB5956BDocument number: DS32125 Rev. 8 - 27 of 7www.diodes.comMay 2019 Diodes Incorporated