JANS1N4957D
VOLTAGE REGULATORManufacturer: Microchip Technology
Categories: Single Zener Diodes
Quality Control: Learn More
Microchip Technology JANS1N4957D is a high-reliability Zener diode with a nominal breakdown voltage of 9.1V and a maximum power dissipation of 5W. This through-hole component features a tight ±1% tolerance and a low maximum Zener impedance of 2 Ohms. Designed for demanding applications, it operates across a wide temperature range of -65°C to 175°C. The JANS1N4957D is qualified to MIL-PRF-19500/356, indicating its suitability for military and aerospace systems. Its robust construction and precise regulation make it a critical component in voltage stabilization circuits within defense, avionics, and industrial control sectors. The device exhibits a forward voltage of 1.5V at 1A and a reverse leakage of 25µA at 6.9V.
Additional Information
Series: -RoHS Status: RoHS CompliantManufacturer Lead Time: 32 week(s)Product Status: ActivePackaging: BulkDownload Free CAD Model:
Technical Details:
| Tolerance | ±1% |
| Packaging | Bulk |
| Package / Case | E, Axial |
| Mounting Type | Through Hole |
| Operating Temperature | -65°C ~ 175°C (TJ) |
| Voltage - Zener (Nom) (Vz) | 9.1 V |
| Impedance (Max) (Zzt) | 2 Ohms |
| Supplier Device Package | E, Axial |
| Grade | Military |
| Power - Max | 5 W |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 1 A |
| Current - Reverse Leakage @ Vr | 25 µA @ 6.9 V |
| Qualification | MIL-PRF-19500/356 |
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