JANS1N4491CUS/TR
VOLTAGE REGULATORManufacturer: Microchip Technology
Categories: Single Zener Diodes
Quality Control: Learn More
Microchip Technology JANS1N4491CUS-TR is a 1.5W surface mount Zener diode designed for demanding applications. This component offers a precise 120V nominal Zener voltage with a tight ±2% tolerance, ensuring stable voltage regulation. It exhibits a low reverse leakage of 250 nA at 96V and a maximum Zener impedance of 400 Ohms. The JANS1N4491CUS-TR is qualified to MIL-PRF-19500/406, indicating its suitability for military and high-reliability applications. Its SQ-MELF, A (D-5A) package and surface mount design facilitate integration into compact systems. Operating across a wide temperature range of -65°C to 175°C, this diode is commonly found in aerospace, defense, and industrial control systems where robust performance and consistent voltage reference are critical. The component is supplied in Tape & Reel packaging.
Additional Information
Series: -RoHS Status: RoHS CompliantManufacturer Lead Time: 32 week(s)Product Status: ActivePackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Tolerance | ±2% |
| Packaging | Tape & Reel (TR) |
| Package / Case | SQ-MELF, A |
| Mounting Type | Surface Mount |
| Operating Temperature | -65°C ~ 175°C (TJ) |
| Voltage - Zener (Nom) (Vz) | 120 V |
| Impedance (Max) (Zzt) | 400 Ohms |
| Supplier Device Package | D-5A |
| Grade | Military |
| Power - Max | 1.5 W |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 1 A |
| Current - Reverse Leakage @ Vr | 250 nA @ 96 V |
| Qualification | MIL-PRF-19500/406 |
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