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 V—36.7 V
Breakdown Voltage-Nom38.6 V—38.65 V
Clamping Voltage-Max53.3 V—53.3 V
ConfigurationSINGLE, 1 CHANNEL—SINGLE
Diode Element MaterialSILICON—SILICON
Diode TypeTRANS VOLTAGE SUPPRESSOR DIODE—TRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 CodeDO-214AA—DO-214AA
JESD-30 CodeR-PDSO-C2—R-PDSO-C2
JESD-609 Codee3e4e3
Non-rep Peak Rev Power Dis-Max600 W—600 W
Number of Elements1—1
Package Body MaterialPLASTIC/EPOXY—PLASTIC/EPOXY
Package ShapeRECTANGULAR—RECTANGULAR
Package StyleSMALL OUTLINE—SMALL OUTLINE
Peak Reflow Temperature (Cel)260—260
PolarityUNIDIRECTIONAL—BIDIRECTIONAL
Reference StandardIEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883—IEC-61000-4-2, 4-4, 4-5
Rep Pk Reverse Voltage-Max33 V—33 V
Reverse Current-Max0.2 µA——
Reverse Test Voltage33 V——
Surface MountYESNOYES
TechnologyAVALANCHE—AVALANCHE
Terminal FinishMatte Tin (Sn) - annealedGold (Au) - with Nickel (Ni) barrierMatte Tin (Sn)
Terminal FormC BEND—C BEND
Terminal PositionDUAL—DUAL
Time@Peak Reflow Temperature-Max (s)30—30
## SMBJ33A Alternates Showing resultsImage——
Actuator Color—WHITE—
Actuator Material—POLYAMIDE46—
Actuator Type—SLIDE TYPE—
Body Breadth—6.2 mm—
Body Color—BLACK—
Body Height—3.7 mm—
Body Length or Diameter—8.56 mm—
Center Contact Material—COPPER ALLOY—
Center Contact Plating—GOLD—
Contact Current(DC)-Max—0.025 A—
Contact (DC) Max Rating R Load—0.025A@24VDC—
Contact Function—ON-OFF—
Contact Resistance—0.1 mΩ—
Contact Voltage(DC)-Max—24 V—
Dielectric Withstand Volts—500VAC V—
Electrical Life—2000 Cycle(s)—
End Contact Material—COPPER ALLOY—
End Contact Plating—GOLD—
Housing Material—POLYAMIDE9T—
Insulation Resistance—100000000 Ω—
Insulator Material—POLYAMIDE9T—
Mounting Feature—SURFACE MOUNT-STRAIGHT—
Number of Positions—3—
Number of Switch Sections—3—
Packing Method—TR, EMBOSSED,13 INCH—
Sealing—TOP TAPE SEALED—
Solderability—REFLOW—
Switch Action—LATCHED—
Switch Function—SPST—
Switch Type—SLIDE DIP SWITCH—
Terminal Material—COPPER ALLOY—
Termination Type—SOLDER—
Pbfree Code——Yes
Factory Lead Time——16 Weeks
Additional Feature——PRSM-MIN
Breakdown Voltage-Max——40.6 V
Power Dissipation-Max——5 W
Qualification Status——Not 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.