| Part Number | 1N4448,143 | 1N4448,133 |
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| Manufacturer | NXP USA Inc. | Nexperia USA Inc. |
| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single |
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| Product Status | Obsolete | Discontinued at Digi-Key |
| Diode Type | Standard | Standard |
| Voltage - DC Reverse (Vr) (Max) | 100 V | 100 V |
| Current - Average Rectified (Io) | 200mA (DC) | 200mA (DC) |
| Voltage - Forward (Vf) (Max) @ If | 1 V @ 100 mA | 1 V @ 100 mA |
| Speed | Small Signal =< 200mA (Io), Any Speed | Small Signal =< 200mA (Io), Any Speed |
| Reverse Recovery Time (trr) | 4 ns | 4 ns |
| Current - Reverse Leakage @ Vr | 25 nA @ 20 V | 25 nA @ 20 V |
| Capacitance @ Vr, F | 4pF @ 0V, 1MHz | 4pF @ 0V, 1MHz |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | DO-204AH, DO-35, Axial | DO-204AH, DO-35, Axial |
| Supplier Device Package | ALF2 | ALF2 |
| Operating Temperature - Junction | 200°C (Max) | 200°C (Max) |