| Part Number | 1N4444 | 1N4449 |
|---|---|---|
| Manufacturer | NTE Electronics, Inc | 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) | 50 V | 75 V |
| Current - Average Rectified (Io) | 250mA | 200mA |
| Voltage - Forward (Vf) (Max) @ If | 1 V @ 100 mA | 1 V @ 30 mA |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Small Signal =< 200mA (Io), Any Speed |
| Reverse Recovery Time (trr) | 7 ns | 4 ns |
| Current - Reverse Leakage @ Vr | 50 nA @ 50 V | 25 nA @ 20 V |
| Capacitance @ Vr, F | - | - |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial |
| Supplier Device Package | DO-35 | DO-35 |
| Operating Temperature - Junction | -65°C ~ 200°C | -65°C ~ 150°C |