Zener Voltage Regulators - ON Semiconductor

1 DATA Semiconductor Components Industries, LLC, 2015 August, 2021 Rev. 161 Publication Order Number:MMSZ5221BT1/DZener Voltage Regulators500 mW SOD 123 Surface MountMMSZ52xxxT1G Series,SZMMSZ52xxxT1G SeriesThree complete series of Zener diodes are offered in the convenient,surface mount plastic SOD 123 package. These devices providea convenient alternative to the leadless 34 package style. Zenervoltage in this series are specified with device junction in 500 mW Rating on FR 4 or FR 5 Board Wide Zener Reverse Voltage Range V to 110 V @ ThermalEquilibrium* Package Designed for Optimal Automated Board Assembly Small Package Size for High Density Applications General Purpose, Medium Current ESD Rating of Class 3 (> 16 kV) per Human Body Model SZ Prefix for Automotive and Other Applications Requiring UniqueSite and Control Change Requirements; AEC Q101 Qualified andPPAP Capable These are Pb Free DevicesMechanical Characteristics:CASE: Void-free, transfer-molded, thermosetting plastic caseFINISH: Corrosion resistant finish, easily solderableMAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES:260 C for 10 SecondsPOLARITY: Cathode indicated by polarity bandFLAMMABILITY RATING: UL 94 V 0 MAXIMUM RATINGSR atingSymbolMaxUnitsTotal Power Dissipation on FR 5 Board,(Note 1) @ TL = 75 CDerated above 75 CThermal Resistance, Junction to Ambient(Note 2)RqJA340 C/WThermal Resistance, Junction to Lead(Note 2)RqJL150 C/WJunction and Storage Temperature RangeTJ, Tstg 55 to +150 CStresses exceeding those listed in the Maximum Ratings table may damage thedevice.

2 If any of these limits are exceeded, device functionality should not beassumed, damage may occur and reliability may be FR 5 = X inches, using the minimum recommended Thermal Resistance measurement obtained via infrared Scan Method.*For additional info on thermal equilibrium, please download, onsemi TVS/ZenerTheory and Design Considerations Handbook, HBD854 ORDERING INFORMATIONSOD 123 CASE 425 STYLE 11 Cathode2 AnodeMARKING DIAGRAMSee specific marking information in the device markingcolumn of the electrical Characteristics table on page 3 ofthis data MARKING INFORMATION For information on tape and reel specifications,including part orientation and tape sizes, pleaserefer to our tape and Reel Packaging SpecificationsBrochure, BRD8011 ,SZMMSZ52xxBT1 GSOD 123(Pb Free)3,000 / tape & ReelMMSZ52xxBT3G,SZMMSZ52xxBT3 GSOD 123(Pb Free)10,000 / tape & Reelxx= Device Code (Refer to page 3)M= Date CodeG= Pb Free Package(Note.)

3 Microdot may be in either location)xx MGG1 MMSZ52xxCT1G,SZMMSZ52xxCT1 GSOD 123(Pb Free)3,000 / tape & ReelMMSZ52xxCT3G,SZMMSZ52xxCT3 GSOD 123(Pb Free)10,000 / tape & ReelMMSZ52xxxT1G Series, SZMMSZ52xxxT1G CHARACTERISTICS (TA = 25 C unlessotherwise noted, VF = V Max. @ IF = 10 mA)SymbolParameterVZReverse Zener Voltage @ IZTIZTR everse CurrentZZTM aximum Zener Impedance @ IZTIZKR everse CurrentZZKM aximum Zener Impedance @ IZKIRR everse Leakage Current @ VRVRR everse VoltageIFForward CurrentVFForward Voltage @ IFZener Voltage RegulatorIFVIIRIZTVRVZVFMMSZ52xxxT1G Series, SZMMSZ52xxxT1G TOLERANCE FG electrical CHARACTERISTICS (TA = 25 C unless otherwise noted, VF = V Max. @ IF = 10 mA)Device*DeviceMarkingZener Voltage (Notes 3 and 4) Zener Impedance (Note 5)Leakage Cur-rentVZ (Volts)@ IZTZZT @ IZTZZK @ IZKIR @ *Includes SZ-prefix devices where B Suffix Type numbers shown have a standard tolerance of 5% on the nominal Zener Nominal Zener Voltage is measured with the device junction in thermal equilibrium at TL = 30 C 1 ZZT and ZZK are measured by dividing the AC Voltage drop across the device by the ac current specified limits are for IZ(AC) = IZ(dc) with the AC frequency = 1 Series, SZMMSZ52xxxT1G TOLERANCE FG electrical CHARACTERISTICS (TA = 25 C unless otherwise noted, VF = V Max.

4 @ IF = 10 mA)Device*DeviceMarkingZener Voltage (Notes 6 and 7) Zener Impedance (Note 8)Leakage Cur-rentVZ (Volts)@ IZTZZT @ IZTZZK @ IZKIR @ C Suffix Type numbers shown have a standard tolerance of 2% on the nominal Zener Nominal Zener Voltage is measured with the device junction in thermal equilibrium at TL = 30 C 1 ZZT and ZZK are measured by dividing the AC Voltage drop across the device by the ac current specified limits are for IZ(AC) = IZ(dc) with the AC frequency = 1 kHz.*Includes SZ-prefix devices where Series, SZMMSZ52xxxT1G CHARACTERISTICSVZ, NOMINAL Zener Voltage (V) 3 2 101234567812111098765432 Figure 1. Temperature Coefficients(Temperature Range 55 C to +150 C)TYPICAL TC VALUESFOR MMSZ52xxBT1G SERIES,SZMMSZ52xxBT1G SERIESVZ @ IZT100010110200VZ, NOMINAL Zener Voltage (V)Figure 2. Temperature Coefficients(Temperature Range 55 C to +150 C) , TEMPERATURE ( C)Figure 3. Steady State Power DeratingPD versus TAPD versus , PULSE WIDTH (ms)Figure 4.

5 Maximum Nonrepetitive Surge Power11010010001000100101 RECTANGULARWAVEFORM, TA = 25 C100VZ, NOMINAL Zener VOLTAGEF igure 5. Effect of Zener Voltage onZener Impedance1011000100101TJ = 25 CIZ(AC) = IZ(DC)f = 1 kHzIZ = 1 mA5 mA20 mAVF, FORWARD Voltage (V)Figure 6. Typical Forward V (MMSZ5267BT1G)91 V (MMSZ5270BT1G)150 C75 C25 C0 CqVZ, TEMPERATURE COEFFICIENT (mV/ C)qVZ, TEMPERATURE COEFFICIENT (mV/ C)Ppk, PEAK SURGE POWER (WATTS)ZZT, DYNAMIC IMPEDANCE (W)IF, FORWARD CURRENT (mA)100100 TYPICAL TC VALUESFOR MMSZ52xxBT1G SERIES,SZMMSZ52xxBT1G SERIESVZ @ IZTMMSZ52xxxT1G Series, SZMMSZ52xxxT1G CHARACTERISTICSC, CAPACITANCE (pF)100VZ, NOMINAL Zener Voltage (V)Figure 7. Typical Capacitance1000100101101 BIAS AT50% OF VZ NOMTA = 25 C0 V BIAS1 V BIAS12VZ, Zener Voltage (V) = 25 CVZ, Zener Voltage (V) = 25 C90VZ, NOMINAL Zener Voltage (V)Figure 8. Typical Leakage +150 C+25 C 55 CFigure 9. Zener Voltage versus Zener Current(VZ Up to 12 V)Figure 10.

6 Zener Voltage versus Zener Current(12 V to 91 V)IR, LEAKAGE CURRENT (mA)IZ, Zener CURRENT (mA)IZ, Zener CURRENT (mA)Figure 11. SOD 123 (plastic) 500 Watt DevicePW, PULSE WIDTH (ms) , Zener Voltage (NORMALIZED) VVZ = V91 VSOD 123 CASE 425 04 ISSUE GDATE 07 OCT 2009 SCALE 5:1 NOTES:1. DIMENSIONING AND TOLERANCING PER , CONTROLLING DIMENSION: INCH. EbDALC12A1 DIM MINNOM DIAGRAM**For additional information on our Pb Free strategy and solderingdetails, please download the ON Semiconductor Soldering andMounting Techniques Reference Manual, FOOTPRINT**This information is generic. Please refer to device datasheet for actual part marking. Pb Free indicator, G ormicrodot G , may or may not be = Specific Device CodeM= Date CodeG= Pb Free PackageXXXMGG1 STYLE 1:PIN 1. CATHODE2. mminches SCALE 10:1 q------q001010 (Note: Microdot may be in either location)MECHANICAL CASE OUTLINEPACKAGE DIMENSIONSON Semiconductor and are trademarks of Semiconductor Components Industries, LLC dba ON Semiconductor or its subsidiaries in the United States and/or other Semiconductor reserves the right to make changes without further notice to any products herein.

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