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
| Parameter | SMBJ33ASource | 418121160803 | SMBJ33CA |
|---|---|---|---|
| Manufacturer | STMicroelectronics | Würth Elektronik | STMicroelectronics |
| Package Type | Other | Small Outline Packages | Other |
| Pin Count | 2 | 6 | 2 |
| 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 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| YTEOL | 6.06 | 15 | 6 |
| Breakdown Voltage-Min | 36.7 V | — | 36.7 V |
| Breakdown Voltage-Nom | 38.6 V | — | 38.65 V |
| Clamping Voltage-Max | 53.3 V | — | 53.3 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 | e4 | 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 | — | BIDIRECTIONAL |
| Reference Standard | IEC-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-Max | 33 V | — | 33 V |
| Reverse Current-Max | 0.2 µA | — | — |
| Reverse Test Voltage | 33 V | — | — |
| Surface Mount | YES | NO | YES |
| Technology | AVALANCHE | — | AVALANCHE |
| Terminal Finish | Matte Tin (Sn) - annealed | Gold (Au) - with Nickel (Ni) barrier | Matte Tin (Sn) |
| Terminal Form | C BEND | — | C BEND |
| Terminal Position | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 |
| ## SMBJ33A Alternates Showing results | Image | — | — |
| 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.
Need pricing on these alternatives?
Get one quote covering all 2 alternatives for SMBJ33A — response within 24 hours.
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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.