| Part Number | 1N4938 | 1N4936 | 
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor | 
| Category | Diodes - Rectifiers - Single | Diodes - Rectifiers - Single | 
|   |   | |
| Product Status | Obsolete | Active | 
| Diode Type | Standard | Standard | 
| Voltage - DC Reverse (Vr) (Max) | 200 V | 400 V | 
| Current - Average Rectified (Io) | 500mA | 1A | 
| Voltage - Forward (Vf) (Max) @ If | 1 V @ 100 mA | 1.2 V @ 1 A | 
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) | 
| Reverse Recovery Time (trr) | 50 ns | 300 ns | 
| Current - Reverse Leakage @ Vr | 100 nA @ 75 V | 5 µA @ 400 V | 
| Capacitance @ Vr, F | 5pF @ 0V, 1MHz | - | 
| Mounting Type | Through Hole | Through Hole | 
| Package / Case | DO-204AH, DO-35, Axial | DO-204AL, DO-41, Axial | 
| Supplier Device Package | DO-35 (DO-204AH) | Axial | 
| Operating Temperature - Junction | 175°C (Max) | -65°C ~ 150°C |