1N5991B
DIODE ZENER 4.3V 500MW DO35Manufacturer: Fairchild Semiconductor
Categories: Single Zener Diodes
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Fairchild Semiconductor 1N5991B is a Zener diode with a nominal breakdown voltage of 4.3V and a power dissipation rating of 500mW. This component features a ±5% tolerance and a reverse leakage current of 5 µA at 1V. The Zener impedance at the test current is a maximum of 88 Ohms. Designed for through-hole mounting, it is housed in a DO-204AH (DO-35) axial package. The operating temperature range for this device is -65°C to 200°C. The 1N5991B is suitable for applications in power management and voltage regulation circuits across various industrial sectors.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Tolerance | ±5% |
| Packaging | Bulk |
| Package / Case | DO-204AH, DO-35, Axial |
| Mounting Type | Through Hole |
| Operating Temperature | -65°C ~ 200°C |
| Voltage - Zener (Nom) (Vz) | 4.3 V |
| Impedance (Max) (Zzt) | 88 Ohms |
| Supplier Device Package | DO-204AH (DO-35) |
| Power - Max | 500 mW |
| Voltage - Forward (Vf) (Max) @ If | 1.2 V @ 200 mA |
| Current - Reverse Leakage @ Vr | 5 µA @ 1 V |
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