| Part Number | 1N4946 | 1N4944 |
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology |
| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
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| Product Status | Active | Discontinued at Digi-Key |
| Diode Type | Standard | Standard |
| Voltage - DC Reverse (Vr) (Max) | 600 V | 400 V |
| Current - Average Rectified (Io) | 1A | 1A |
| Voltage - Forward (Vf) (Max) @ If | 1.3 V @ 1 A | 1.3 V @ 1 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Reverse Recovery Time (trr) | 250 ns | 150 ns |
| Current - Reverse Leakage @ Vr | 1 µA @ 600 V | 1 µA @ 400 V |
| Capacitance @ Vr, F | 25pF @ 12V, 1MHz | 35pF @ 12V, 1MHz |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | A, Axial | A, Axial |
| Supplier Device Package | Axial | - |
| Operating Temperature - Junction | -65°C ~ 175°C | -65°C ~ 175°C |