JANTX1N4973DUS
DIODE ZENER 43V 5W D5BManufacturer: Microsemi Corporation
Categories: Single Zener Diodes
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Microsemi Corporation JANTX1N4973DUS is a 5W, ±1% tolerance Zener diode with a nominal breakdown voltage of 43V. This military-grade component, conforming to MIL-PRF-19500/435, features a low reverse leakage of 2 µA at 32.7V and a maximum Zener impedance of 20 Ohms. The device is packaged in a D-5B (SQ-MELF, E) surface-mount configuration, rated for operation across a wide temperature range of -65°C to 175°C. Its robust construction and precise voltage regulation make it suitable for demanding applications in aerospace, defense, and industrial power management systems. The forward voltage drop is a maximum of 1.5V at 1A.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: 52 week(s)Product Status: ActivePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Tolerance | ±1% |
| Packaging | Bulk |
| Package / Case | SQ-MELF, E |
| Mounting Type | Surface Mount |
| Operating Temperature | -65°C ~ 175°C |
| Voltage - Zener (Nom) (Vz) | 43 V |
| Impedance (Max) (Zzt) | 20 Ohms |
| Supplier Device Package | D-5B |
| Grade | Military |
| Power - Max | 5 W |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 1 A |
| Current - Reverse Leakage @ Vr | 2 µA @ 32.7 V |
| Qualification | MIL-PRF-19500/435 |
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