| Key ^ | Value | 
|---|---|
| Base Product Number | UR4KB80 | 
| Category | Discrete Semiconductor Products | 
| Current - Average Rectified (Io) | 4 A | 
| Current - Reverse Leakage @ Vr | 10 ?A @ 800 V | 
| Diode Type | Single Phase | 
| Mfr | Taiwan Semiconductor Corporation | 
| Mounting Type | Through Hole | 
| Operating Temperature | -55?C ~ 150?C (TJ) | 
| Package | Tube | 
| Package / Case | 4-ESIP | 
| Product Status | Active | 
| Series | - | 
| Supplier Device Package | D3K | 
| Technology | Standard | 
| Voltage - Forward (Vf) (Max) @ If | 1 V @ 2 A | 
| Voltage - Peak Reverse (Max) | 800 V |