TPN3021Alternatives & Equivalent Parts
About TPN3021
TPN3021 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Small Outline Packages 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 | TPN3021Source | 1N5908 | SLVU2.8-4A1 | SLVU2.8-8A1 | SMLVT3V3 | SM5908 | ETP01-2821RL |
|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Small Outline Packages | Diodes, Axial Diameter Horizontal Mounting | Small Outline Packages | Small Outline Packages | Diodes Moulded | Diodes Moulded | Small Outline Packages |
| Pin Count | 8 | 2 | 8 | 8 | 2 | 2 | 8 |
| Temperature Range | -40.0°C ~ 150.0°C | -55.0°C ~ 175.0°C | -55.0°C ~ 150.0°C | -55.0°C ~ 150.0°C | -55.0°C ~ 175.0°C | -55.0°C ~ 175.0°C | -55.0°C ~ 150.0°C |
| Price | $0.9545 | $0.3112 | $0.3134 | $0.4010 | $0.0738 | $0.3351 | $0.4300 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | END OF LIFE | END OF LIFE | END OF LIFE | ACTIVE | ACTIVE | END OF LIFE |
| Electrical Parameters | |||||||
| YTEOL | 0 | 1 | 1 | 1 | 8 | 6.41 | 1 |
| Breakover Voltage-Max | 38 V | — | — | — | — | — | 36 V |
| Configuration | DELTA CONNECTED, 3 ELEMENTS | SINGLE, 1 CHANNEL | SEPARATE, 4 ELEMENTS, 4 CHANNEL | SEPARATE, 8 ELEMENTS, 8 CHANNEL | SINGLE, 1 CHANNEL | SINGLE, 1 CHANNEL | — |
| DC Off-state Voltage-Max | 28 V | — | — | — | — | — | — |
| JESD-30 Code | R-PDSO-G8 | O-PALF-W2 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-C2 | R-PDSO-C2 | — |
| JESD-609 Code | e4 | — | e3 | e3 | e3 | — | e4 |
| Non-Repetitive Pk On-state Cur | 9 A | — | — | — | — | — | — |
| Number of Elements | 3 | 1 | 4 | 8 | 1 | 1 | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Shape | RECTANGULAR | ROUND | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | — |
| Package Style | SMALL OUTLINE | LONG FORM | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | — |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | 260 | 260 | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — |
| Repetitive Peak Reverse Voltage | 28 V | — | — | — | — | — | — |
| Surface Mount | YES | NO | YES | YES | YES | YES | YES |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) - annealed | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | WIRE | GULL WING | GULL WING | C BEND | C BEND | — |
| Terminal Position | DUAL | AXIAL | DUAL | DUAL | DUAL | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | 30 | 30 | — | — |
| Trigger Device Type | SILICON SURGE PROTECTOR | — | — | — | — | — | SILICON SURGE PROTECTOR |
| Factory Lead Time | — | 25 Weeks | 15 Weeks | 15 Weeks | 13 Weeks | 13 Weeks | 25 Weeks |
| Additional Feature | — | UL RECOGNIZED | LOW LEAKAGE CURRENT, LOW CAPACITANCE | LOW LEAKAGE CURRENT, LOW CAPACITANCE | — | UL RECOGNIZED | — |
| Breakdown Voltage-Min | — | 6 V | — | — | 4.1 V | 6 V | — |
| Case Connection | — | ISOLATED | — | — | — | — | — |
| Clamping Voltage-Max | — | 8.5 V | 15 V | 15 V | 7.3 V | 8.5 V | — |
| Diode Element Material | — | SILICON | SILICON | SILICON | SILICON | SILICON | — |
| Diode Type | — | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE | — |
| JEDEC-95 Code | — | DO-201 | — | — | DO-214AA | DO-214AB | — |
| Non-rep Peak Rev Power Dis-Max | — | 1500 W | 600 W | 600 W | 600 W | 1500 W | — |
| Polarity | — | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | — |
| Reference Standard | — | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883G | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883G | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883G | UL RECOGNIZED | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883G | — |
| Rep Pk Reverse Voltage-Max | — | 5 V | 2.8 V | 2.8 V | 3.3 V | 5 V | — |
| Reverse Current-Max | — | 300 µA | 0.2 µA | 0.2 µA | 0.2 µA | 300 µA | — |
| Reverse Test Voltage | — | 5 V | 2.8 V | 2.8 V | 3.3 V | 5 V | — |
| Technology | — | AVALANCHE | AVALANCHE | AVALANCHE | AVALANCHE | AVALANCHE | — |
| ## SLVU2.8-8A1 Alternates Showing results | — | — | — | Image | — | — | — |
| Power Dissipation-Max | — | — | — | — | 6 W | — | — |
| ## SMLVT3V3 Alternates Showing results | — | — | — | — | Image | — | — |
| Holding Current-Max | — | — | — | — | — | — | 30 mA |
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 6 alternatives for TPN3021 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for TPN3021 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 TPN3021 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 TPN3021?
Known equivalents for TPN3021 include 1N5908, SLVU2.8-4A1, SLVU2.8-8A1. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TPN3021?
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 TPN3021 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.