SMBJ18A-TRAlternatives & Equivalent Parts
About SMBJ18A-TR
SMBJ18A-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
| Parameter | SMBJ18A-TRSource | SMBJ18A |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Package Type | Other | Other |
| Pin Count | 2 | 2 |
| Temperature Range | -55.0°C ~ 150.0°C | -55.0°C ~ 150.0°C |
| Price | $0.0543 | $0.0472 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE |
| Electrical Parameters | ||
| Reach Compliance Code | Not Compliant | — |
| Factory Lead Time | 13 Weeks | — |
| YTEOL | 7 | 7 |
| Breakdown Voltage-Min | 20 V | 20 V |
| Breakdown Voltage-Nom | 21.1 V | 21.05 V |
| Clamping Voltage-Max | 39.3 V | 29.2 V |
| Configuration | SINGLE, 1 CHANNEL | SINGLE |
| Diode Element Material | SILICON | SILICON |
| Diode Type | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE |
| JEDEC-95 Code | DO-214AA | DO-214AA |
| JESD-30 Code | R-PDSO-C2 | R-PDSO-C2 |
| JESD-609 Code | e3 | e3 |
| Non-rep Peak Rev Power Dis-Max | 600 W | 600 W |
| Number of Elements | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 |
| Polarity | UNIDIRECTIONAL | UNIDIRECTIONAL |
| Qualification Status | Not Qualified | Not Qualified |
| Reference Standard | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883G | IEC-61000-4-2, 4-4; UL RECOGNIZED |
| Rep Pk Reverse Voltage-Max | 18 V | 18 V |
| Reverse Current-Max | 0.2 µA | 1 µA |
| Reverse Test Voltage | 18 V | 18 V |
| Surface Mount | YES | YES |
| Technology | AVALANCHE | AVALANCHE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | C BEND | C BEND |
| Terminal Position | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 40 |
| Pbfree Code | — | No |
| Additional Feature | — | EXCELLENT CLAMPING CAPABILITY |
| Breakdown Voltage-Max | — | 22.1 V |
| Forward Voltage-Max (VF) | — | 3.5 V |
| Power Dissipation-Max | — | 5 W |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
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Quick Links
Why Look for Alternatives?
Finding alternatives for SMBJ18A-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 SMBJ18A-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 SMBJ18A-TR?
Known equivalents for SMBJ18A-TR include SMBJ18A. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SMBJ18A-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 SMBJ18A-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.