| BU4508DX Datasheet |
| Type | Transistor Silicon NPN | |
| Case | TO3PF | |
| Manufacturer | NXP Semiconductors | |
| Polarity | NPN | |
| Maximum Collector Power Dissipation (Pc) | 45 W | |
| Maximum Collector-Base Voltage |Vcb| | 1500 V | |
| Maximum Collector-Emitter Voltage |Vce| | 800 V | |
| Maximum Emitter-Base Voltage |Veb| | 3 V | |
| Maximum Collector Current |Ic max| | 8 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Collector Capacitance (Cc) | 80 pF | |
| Forward Current Transfer Ratio (hFE), MIN | 12 | |
| SKU | 16775 | |