SMBJ33AAlternatives & Equivalent Parts

About SMBJ33A

SMBJ33A 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

ParameterSMBJ33ASource418121160803SMBJ33CA
ManufacturerSTMicroelectronicsWürth ElektronikSTMicroelectronics
Package TypeOtherSmall Outline PackagesOther
Pin Count262
Temperature Range-55.0°C ~ 150.0°C-40.0°C ~ 85.0°C-55.0°C ~ 150.0°C
Price$0.0370$1.2900$0.0269
StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVE
Electrical Parameters
YTEOL6.06156
Breakdown Voltage-Min36.7 V36.7 V
Breakdown Voltage-Nom38.6 V38.65 V
Clamping Voltage-Max53.3 V53.3 V
ConfigurationSINGLE, 1 CHANNELSINGLE
Diode Element MaterialSILICONSILICON
Diode TypeTRANS VOLTAGE SUPPRESSOR DIODETRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 CodeDO-214AADO-214AA
JESD-30 CodeR-PDSO-C2R-PDSO-C2
JESD-609 Codee3e4e3
Non-rep Peak Rev Power Dis-Max600 W600 W
Number of Elements11
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260260
PolarityUNIDIRECTIONALBIDIRECTIONAL
Reference StandardIEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883IEC-61000-4-2, 4-4, 4-5
Rep Pk Reverse Voltage-Max33 V33 V
Reverse Current-Max0.2 µA
Reverse Test Voltage33 V
Surface MountYESNOYES
TechnologyAVALANCHEAVALANCHE
Terminal FinishMatte Tin (Sn) - annealedGold (Au) - with Nickel (Ni) barrierMatte Tin (Sn)
Terminal FormC BENDC BEND
Terminal PositionDUALDUAL
Time@Peak Reflow Temperature-Max (s)3030
## SMBJ33A Alternates Showing resultsImage
Actuator ColorWHITE
Actuator MaterialPOLYAMIDE46
Actuator TypeSLIDE TYPE
Body Breadth6.2 mm
Body ColorBLACK
Body Height3.7 mm
Body Length or Diameter8.56 mm
Center Contact MaterialCOPPER ALLOY
Center Contact PlatingGOLD
Contact Current(DC)-Max0.025 A
Contact (DC) Max Rating R Load0.025A@24VDC
Contact FunctionON-OFF
Contact Resistance0.1 mΩ
Contact Voltage(DC)-Max24 V
Dielectric Withstand Volts500VAC V
Electrical Life2000 Cycle(s)
End Contact MaterialCOPPER ALLOY
End Contact PlatingGOLD
Housing MaterialPOLYAMIDE9T
Insulation Resistance100000000 Ω
Insulator MaterialPOLYAMIDE9T
Mounting FeatureSURFACE MOUNT-STRAIGHT
Number of Positions3
Number of Switch Sections3
Packing MethodTR, EMBOSSED,13 INCH
SealingTOP TAPE SEALED
SolderabilityREFLOW
Switch ActionLATCHED
Switch FunctionSPST
Switch TypeSLIDE DIP SWITCH
Terminal MaterialCOPPER ALLOY
Termination TypeSOLDER
Pbfree CodeYes
Factory Lead Time16 Weeks
Additional FeaturePRSM-MIN
Breakdown Voltage-Max40.6 V
Power Dissipation-Max5 W
Qualification StatusNot Qualified

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

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Get one quote covering all 2 alternatives for SMBJ33A — response within 24 hours.

Quick Links

SMBJ33CAby FCI Semiconductor

Trans Voltage Suppressor Diode, 600W, 33V V(RWM), Bidirectional, 1 Element

Why Look for Alternatives?

Finding alternatives for SMBJ33A 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 SMBJ33A 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.

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FAQ

What is equivalent to SMBJ33A?

Known equivalents for SMBJ33A include 418121160803, SMBJ33CA. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SMBJ33A?

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 SMBJ33A 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.