SMBJ12AAlternatives & Equivalent Parts

About SMBJ12A

SMBJ12A is a TVS Diode (Uni-directional) component manufactured by STMicroelectronics. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterSMBJ12ASourceSMBJ12A-E3/52TAJD106K050RNJEA2-12NU502584-0470CSD18535KTTTSMBJ12A-TR
ManufacturerSTMicroelectronicsVishayAVXNECMolexTexas InstrumentsSTMicroelectronics
Package TypeOtherDiodes MouldedCapacitor Moulded PolarisedDual-In-Line SocketsOtherOtherOther
Pin Count22210632
Temperature Range-55.0°C ~ 150.0°C-55.0°C ~ 150.0°C-55.0°C ~ 125.0°C-40.0°C ~ 105.0°C-55.0°C ~ 175.0°C-55.0°C ~ 150.0°C
Price$0.0525$0.0577$0.4783$0.8300$0.5220$2.2337$0.0583
StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYes
Factory Lead Time16 Weeks13 Weeks17 Weeks13 Weeks
YTEOL6.97.266.758157
Additional FeaturePRSM-MINEXCELLENT CLAMPING CAPABILITY, UL RECOGNIZEDESR AND RIPPLE CURRENT IS MEASURED AT 100KHZROHS COMPLIANT, TAPE AND REELAVALANCHE RATED
Breakdown Voltage-Max14.7 V14.7 V
Breakdown Voltage-Min13.3 V13.3 V13.3 V
Breakdown Voltage-Nom14 V14 V14 V
Clamping Voltage-Max19.9 V19.9 V25.3 V
ConfigurationSINGLESINGLESINGLESINGLE, 1 CHANNEL
Diode Element MaterialSILICONSILICONSILICON
Diode TypeTRANS VOLTAGE SUPPRESSOR DIODETRANS VOLTAGE SUPPRESSOR DIODETRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 CodeDO-214AADO-214AADO-214AA
JESD-30 CodeR-PDSO-C2R-PDSO-C2R-PSSO-G3R-PDSO-C2
JESD-609 Codee3e3e3e3e3
Non-rep Peak Rev Power Dis-Max600 W600 W600 W
Number of Elements1111
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARRECTANGULARRECTANGULAR PACKAGERECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMTSMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260260260260
PolarityUNIDIRECTIONALUNIDIRECTIONALPOLARIZEDUNIDIRECTIONAL
Power Dissipation-Max5 W5 W
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Reference StandardIEC-61000-4-2, 4-4, 4-5UL RECOGNIZEDULIEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883G
Rep Pk Reverse Voltage-Max12 V12 V12 V
Surface MountYESYESYESYESYES
TechnologyAVALANCHEAVALANCHEAVALANCHE
Terminal FinishMatte Tin (Sn)Matte Tin (Sn)Matte Tin (Sn) - with Nickel (Ni) barrierMatte Tin (Sn)Matte Tin (Sn) - annealed
Terminal FormC BENDC BENDGULL WINGC BEND
Terminal PositionDUALDUALSINGLEDUAL
Time@Peak Reflow Temperature-Max (s)30303030
Forward Voltage-Max (VF)3.5 V
Reverse Current-Max5 µA0.2 µA
Reverse Test Voltage12 V12 V
Reach Compliance CodeCompliantNot Compliant
Capacitance10 µF
Capacitor TypeTANTALUM CAPACITOR
Dielectric MaterialTANTALUM (DRY/SOLID)
ESR800 mΩ
Height2.9 mm
Leakage Current0.005 mA
Mounting FeatureSURFACE MOUNT
Negative Tolerance10%
Packing MethodTR, PLASTIC, 7 INCH
Positive Tolerance10%
Rated (DC) Voltage (URdc)50 V
Ripple Current173 mA
Size Code2917
Tan Delta0.06
Terminal ShapeJ BEND
Board Mounting OptionSOLDER HOLDING POSTS
Body Breadth0.25 inch
Body Depth0.287 inch
Body Length0.406 inch
Body/Shell StyleRECEPTACLE
Connector TypeBOARD CONNECTOR
Contact DesignPREASSEM CONN
Contact Finish MatingNOT SPECIFIED
Contact Finish TerminationNOT APPLICABLE
Contact GenderFEMALE
Contact MaterialNOT SPECIFIED
Contact PatternRECTANGULAR
Contact Resistance20 mΩ
Contact StyleSQ PIN-SKT
DIN ConformanceNO
Dielectric Withstanding Voltage500VAC V
Durability30 Cycles
Filter FeatureNO
IEC ConformanceNO
Insulation Resistance500000000 Ω
Insulator ColorBEIGE
Insulator MaterialPOLYAMIDE
MIL ConformanceNO
Mating Contact Pitch0.059 inch
Mating InformationMULTIPLE MATING PARTS AVAILABLE
Mixed ContactsNO
Mounting Option 1LOCKING
Mounting StyleSTRAIGHT
Mounting TypeBOARD
Number Of ConnectorsONE
Number Of PCB Rows1
Number of Rows Loaded1
OptionGENERAL PURPOSE
PCB Contact PatternRECTANGULAR
Plating Thickness40u inch
Polarization KeyPOLARIZED HOUSING
Rated Current (Signal)2 A
Terminal Pitch1.5 mm
Termination TypeSURFACE MOUNT
Total Number of Contacts4
UL Flammability Code94V-0
Date Of Intro2016-03-27
Avalanche Energy Rating (Eas)616 mJ
Case ConnectionDRAIN
DS Breakdown Voltage-Min60 V
Drain Current-Max (ID)200 A
Drain-source On Resistance-Max0.0029 Ω
FET TechnologyMETAL-OXIDE SEMICONDUCTOR
Feedback Cap-Max (Crss)31 pF
Operating ModeENHANCEMENT MODE
Polarity/Channel TypeN-CHANNEL
Pulsed Drain Current-Max (IDM)400 A
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
## CSD18535KTTT Alternates Showing resultsImage

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Need pricing on these alternatives?

Get one quote covering all 6 alternatives for SMBJ12A — response within 24 hours.

Quick Links

SMBJ12A-E3/52

Vishay Semiconductors DIODE 600 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-214AA, ROHS COMPLIANT, PLASTIC, SMBJ, 2 PIN, Transient Suppressor

EA2-12NU

suggested

SMBJ12A-TRby STMicroelectronics

Trans Voltage Suppressor Diode, 600W, 12V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AA

Why Look for Alternatives?

Finding alternatives for SMBJ12A is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating SMBJ12A replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

Can't Find What You Need?

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FAQ

What is equivalent to SMBJ12A?

Known equivalents for SMBJ12A include SMBJ12A-E3/52, TAJD106K050RNJ, EA2-12NU. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SMBJ12A?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify SMBJ12A alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.