| 2SC4540 Datasheet |
| Type | Transistor Silicon NPN | |
| Case | SOT89 | |
| Manufacturer | Toshiba | |
| Polarity | NPN | |
| Maximum Collector Power Dissipation (Pc) | 5 W | |
| Maximum Collector-Base Voltage |Vcb| | 80 V | |
| Maximum Collector Current |Ic max| | 1 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Forward Current Transfer Ratio (hFE), MIN | 40 | |
| SMD Transistor Code | KC | |
| SKU | 344608 | |