1N4991US/TR
VOLTAGE REGULATORManufacturer: Microchip Technology
Categories: Single Zener Diodes
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Microchip Technology's 1N4991US-TR is a 5 W Zener diode with a nominal Zener voltage of 240 V and a ±5% tolerance. This device features a low reverse leakage current of 2 µA at 182 V and a maximum Zener impedance (Zzt) of 650 Ohms. The forward voltage (Vf) is a maximum of 1.5 V at 1 A. Designed for surface mounting, it is housed in an SQ-MELF, E package, also known as E-MELF, and supplied in Cut Tape (CT). This component operates within a temperature range of -65°C to 175°C (TJ). It finds application in power supply regulation and voltage clamping circuits across various industrial and consumer electronics sectors.
Additional Information
Series: -RoHS Status: unknownManufacturer Lead Time: 28 week(s)Product Status: ActivePackaging: Cut Tape (CT)Download Free CAD Model:
Technical Details:
| Tolerance | ±5% |
| Packaging | Cut Tape (CT) |
| Package / Case | SQ-MELF, E |
| Mounting Type | Surface Mount |
| Operating Temperature | -65°C ~ 175°C (TJ) |
| Voltage - Zener (Nom) (Vz) | 240 V |
| Impedance (Max) (Zzt) | 650 Ohms |
| Supplier Device Package | E-MELF |
| Power - Max | 5 W |
| Voltage - Forward (Vf) (Max) @ If | 1.5 V @ 1 A |
| Current - Reverse Leakage @ Vr | 2 µA @ 182 V |
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