Part Details for 1N4957 by STMicroelectronics
Overview of 1N4957 by STMicroelectronics
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (10 crosses)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Space Technology
Aerospace and Defense
Energy and Power Systems
Part Details for 1N4957
1N4957 CAD Models
1N4957 Part Data Attributes
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1N4957
STMicroelectronics
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Datasheet
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1N4957
STMicroelectronics
9.1V, 5W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, HERMTIC SEALED, GLASS, CB-422, 2 PIN
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Pbfree Code | No | |
Rohs Code | No | |
Part Life Cycle Code | Obsolete | |
Ihs Manufacturer | STMICROELECTRONICS | |
Package Description | HERMTIC SEALED, GLASS, CB-422, 2 PIN | |
Pin Count | 2 | |
Reach Compliance Code | not_compliant | |
ECCN Code | EAR99 | |
HTS Code | 8541.10.00.50 | |
Case Connection | ISOLATED | |
Configuration | SINGLE | |
Diode Element Material | SILICON | |
Diode Type | ZENER DIODE | |
Dynamic Impedance-Max | 1 Ω | |
JESD-30 Code | O-LALF-W2 | |
JESD-609 Code | e0 | |
Number of Elements | 1 | |
Number of Terminals | 2 | |
Operating Temperature-Max | 175 °C | |
Package Body Material | GLASS | |
Package Shape | ROUND | |
Package Style | LONG FORM | |
Polarity | UNIDIRECTIONAL | |
Power Dissipation-Max | 5 W | |
Qualification Status | Not Qualified | |
Reference Voltage-Nom | 9.1 V | |
Surface Mount | NO | |
Technology | ZENER | |
Terminal Finish | TIN LEAD | |
Terminal Form | WIRE | |
Terminal Position | AXIAL | |
Voltage Tol-Max | 5% | |
Working Test Current | 150 mA |
Alternate Parts for 1N4957
This table gives cross-reference parts and alternative options found for 1N4957. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 1N4957, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Description | Manufacturer | Compare |
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JANS1N4957 | Zener Diode, 9.1V V(Z), 5%, 5W, Silicon, Unidirectional, HERMETIC SEALED, GLASS PACKAGE-2 | Microsemi Corporation | 1N4957 vs JANS1N4957 |
JANTXV1N4957D | Zener Diode, 9.1V V(Z), 1%, 5W, Silicon, Unidirectional, HERMETIC SEALED, GLASS PACKAGE-2 | Microsemi Corporation | 1N4957 vs JANTXV1N4957D |
JAN1N4957 | Zener Diode, 9.1V V(Z), 4.95%, 5W, Silicon, Unidirectional, HERMETIC SEALED PACKAGE-2 | Semtech Corporation | 1N4957 vs JAN1N4957 |
1N4957US | Zener Diode, 9.1V V(Z), 5W, Silicon, Unidirectional, HREMETIC SEALED, GLASS, MELF-2 | Sensitron Semiconductors | 1N4957 vs 1N4957US |
JANTXV1N4957US | Zener Diode, 9.1V V(Z), 5%, 5W, Silicon, Unidirectional, HERMETIC SEALED, GLASS PACKAGE-2 | Microsemi Corporation | 1N4957 vs JANTXV1N4957US |
1N4957 | Zener Diode, 9.1V V(Z), 5%, 0.5W, Silicon, Unidirectional | Microchip Technology Inc | 1N4957 vs 1N4957 |
JAN1N4957 | Zener Diode, 9.1V V(Z), 5%, 5W, Silicon, Unidirectional, | Unitrode Corp (RETIRED) | 1N4957 vs JAN1N4957 |
JAN1N4957 | Zener Diode, 9.1V V(Z), 5%, 5W, Silicon, Unidirectional, HERMETIC SEALED, GLASS PACKAGE-2 | Microsemi Corporation | 1N4957 vs JAN1N4957 |
1N4957 | Zener Diode, 9.1V V(Z), 4.95%, 5W, Silicon, Unidirectional, HERMETIC SEALED PACKAGE-2 | Micross Components | 1N4957 vs 1N4957 |
JANTXV1N4957 | Zener Diode, 9.1V V(Z), 5%, 5W, Silicon, Unidirectional | Semicon Components Inc | 1N4957 vs JANTXV1N4957 |