SMAJ20A-TRAlternatives & Equivalent Parts

About SMAJ20A-TR

SMAJ20A-TR 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

ParameterSMAJ20A-TRSourceSMAJ20A
ManufacturerSTMicroelectronicsTaiwan Semiconductor
Package TypeOtherDiodes Moulded
Pin Count22
Temperature Range-55.0°C ~ 150.0°C-55.0°C ~ 150.0°C
Price$0.0593$0.0230
StockIn StockIn Stock
LifecycleACTIVEACTIVE
Electrical Parameters
Reach Compliance CodeNot Compliant—
Factory Lead Time13 Weeks19 Weeks
YTEOL6.16
Additional FeatureMOS COMPATIBLEEXCELLENT CLAMPING CAPABILITY
Breakdown Voltage-Min22.2 V22.2 V
Breakdown Voltage-Nom23.4 V23.35 V
Clamping Voltage-Max32.4 V32.4 V
ConfigurationSINGLE, 1 CHANNELSINGLE
Diode Element MaterialSILICONSILICON
Diode TypeTRANS VOLTAGE SUPPRESSOR DIODETRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 CodeDO-214ACDO-214AC
JESD-30 CodeR-PDSO-C2R-PDSO-C2
JESD-609 Codee3e3
Non-rep Peak Rev Power Dis-Max400 W400 W
Number of Elements11
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)NOT SPECIFIED260
PolarityUNIDIRECTIONALUNIDIRECTIONAL
Power Dissipation-Max3.3 W1 W
Qualification StatusNot QualifiedNot Qualified
Reference StandardIEC-61000-4-2, 4-4, 4-5; MIL-STD-750UL RECOGNIZED
Rep Pk Reverse Voltage-Max20 V20 V
Reverse Current-Max2 µA—
Reverse Test Voltage20 V—
Surface MountYESYES
TechnologyAVALANCHEAVALANCHE
Terminal FinishMatte Tin (Sn)MATTE TIN
Terminal FormC BENDC BEND
Terminal PositionDUALDUAL
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED30
Breakdown Voltage-Max—24.5 V

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

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Get one quote covering this alternative for SMAJ20A-TR — response within 24 hours.

Quick Links

SMAJ20Aby STMicroelectronics Trans

Voltage Suppressor Diode, 400W, 20V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AC

Why Look for Alternatives?

Finding alternatives for SMAJ20A-TR 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 SMAJ20A-TR 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 SMAJ20A-TR?

Known equivalents for SMAJ20A-TR include SMAJ20A. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SMAJ20A-TR?

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 SMAJ20A-TR 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.