1N751AAlternatives & Equivalent Parts
About 1N751A
1N751A is a Zener Diode component manufactured by MULTICOMP. It comes in a Diodes, Axial Diameter Horizontal Mounting 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 | 1N751ASource | SN75182N | 2N3019 | 2N2905A |
|---|---|---|---|---|
| Manufacturer | MULTICOMP | Texas Instruments | STMicroelectronics | Microsemi Corporation |
| Package Type | Diodes, Axial Diameter Horizontal Mounting | — | Other | Other |
| Pin Count | 2 | — | 3 | 3 |
| Temperature Range | ~ 200.0°C | — | -65.0°C ~ 175.0°C | -65.0°C ~ 200.0°C |
| Price | $0.0250 | $1.3125 | $0.3760 | $0.3340 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | — | OBSOLETE | TRANSFERRED |
| Electrical Parameters | ||||
| YTEOL | 5.93 | — | 23 | — |
| Additional Feature | HIGH RELIABILITY | — | — | — |
| Case Connection | ISOLATED | — | COLLECTOR | — |
| Configuration | SINGLE | — | SINGLE | SINGLE |
| Diode Element Material | SILICON | — | — | — |
| Diode Type | ZENER DIODE | — | — | — |
| JEDEC-95 Code | DO-35 | — | TO-5 | TO-205AD |
| JESD-30 Code | O-LALF-W2 | — | O-MBCY-W3 | O-MBCY-W3 |
| Number of Elements | 1 | — | 1 | 1 |
| Package Body Material | GLASS | — | METAL | METAL |
| Package Shape | ROUND | — | ROUND | ROUND |
| Package Style | LONG FORM | — | CYLINDRICAL | CYLINDRICAL |
| Polarity | UNIDIRECTIONAL | — | — | — |
| Power Dissipation-Max | 0.5 W | — | — | — |
| Reference Voltage-Nom | 5.1 V | — | — | — |
| Surface Mount | NO | — | NO | NO |
| Technology | ZENER | — | — | — |
| Terminal Form | WIRE | — | WIRE | WIRE |
| Terminal Position | AXIAL | — | BOTTOM | BOTTOM |
| Voltage Tol-Max | 5% | — | — | — |
| Working Test Current | 20 mA | — | — | — |
| Factory Lead Time | — | — | 22 Weeks | — |
| Collector Current-Max (IC) | — | — | 1 A | 0.6 A |
| Collector-Base Capacitance-Max | — | — | 12 pF | — |
| Collector-Emitter Voltage-Max | — | — | 80 V | 60 V |
| DC Current Gain-Min (hFE) | — | — | 15 | 50 |
| Polarity/Channel Type | — | — | NPN | PNP |
| Power Dissipation Ambient-Max | — | — | 0.8 W | — |
| Power Dissipation-Max (Abs) | — | — | 5 W | 0.6 W |
| Qualification Status | — | — | Not Qualified | Not Qualified |
| Transistor Application | — | — | SWITCHING | SWITCHING |
| Transistor Element Material | — | — | SILICON | SILICON |
| VCEsat-Max | — | — | 0.5 V | — |
| Pbfree Code | — | — | — | No |
| JESD-609 Code | — | — | — | e0 |
| Terminal Finish | — | — | — | Tin/Lead (Sn/Pb) - with Nickel (Ni) barrier |
| Transition Frequency-Nom (fT) | — | — | — | 200 MHz |
| Turn-off Time-Max (toff) | — | — | — | 300 ns |
| Turn-on Time-Max (ton) | — | — | — | 45 ns |
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 3 alternatives for 1N751A — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 1N751A 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 1N751A 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 1N751A?
Known equivalents for 1N751A include SN75182N, 2N3019, 2N2905A. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 1N751A?
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 1N751A 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.