| Part Number | 1N975A | 1N978A |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Category | Diodes - Zener - Single | Diodes - Zener - Single |
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| Product Status | Active | Discontinued at Digi-Key |
| Voltage - Zener (Nom) (Vz) | 39 V | 51 V |
| Tolerance | ±10% | ±10% |
| Power - Max | 500 mW | 500 mW |
| Impedance (Max) (Zzt) | 80 Ohms | 125 Ohms |
| Current - Reverse Leakage @ Vr | 5 µA @ 29.7 V | 5 µA @ 38.8 V |
| Voltage - Forward (Vf) (Max) @ If | 1.1 V @ 200 mA | 1.1 V @ 200 mA |
| Operating Temperature | -65°C ~ 175°C | -65°C ~ 175°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | DO-204AA, DO-7, Axial | DO-204AA, DO-7, Axial |
| Supplier Device Package | DO-7 | DO-7 |