| Equivalent | 2SD131D | |
| Type | Transistor Silicon NPN | |
| Case | TO3 | |
| Manufacturer | Toshiba | |
| Polarity | NPN | |
| Maximum Collector Power Dissipation (Pc) | 50 W | |
| Maximum Collector-Base Voltage |Vcb| | 100 V | |
| Maximum Collector-Emitter Voltage |Vce| | 60 V | |
| Maximum Emitter-Base Voltage |Veb| | 5 V | |
| Maximum Collector Current |Ic max| | 5 A | |
| Max. Operating Junction Temperature (Tj) | 125 °C | |
| Forward Current Transfer Ratio (hFE), MIN | 30 | |
| SKU | 761850 | |