JANS1N4991C
ZENER DIODEManufacturer: Microchip Technology
Categories: Single Zener Diodes
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Microchip Technology JANS1N4991C is a 5 W Zener diode with a nominal breakdown voltage of 240 V and a ±2% tolerance. This through-hole component, housed in an E, Axial package, offers a low reverse leakage of 2 µA at 25.1 V and a maximum Zener impedance (Zzt) of 650 Ohms. Featuring a military grade qualification under MIL-PRF-19500/356, it operates across a wide temperature range of -65°C to 175°C (TJ). Its specifications make it suitable for applications in aerospace, defense, and high-reliability industrial systems requiring precise voltage regulation and robust performance. The forward voltage (Vf) is a maximum of 1.5 V at 1 A.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: 32 week(s)Product Status: ActivePackaging: BulkDownload Free CAD Model:
Technical Details:
| Tolerance | ±2% |
| Packaging | Bulk |
| Package / Case | E, Axial |
| Mounting Type | Through Hole |
| Operating Temperature | -65°C ~ 175°C (TJ) |
| Voltage - Zener (Nom) (Vz) | 240 V |
| Impedance (Max) (Zzt) | 650 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 | 2 µA @ 25.1 V |
| Qualification | MIL-PRF-19500/356 |
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