| 2SD1131 Datasheet |
| Type | Transistor Silicon NPN | |
| Case | TO220 | |
| Manufacturer | Hitachi | |
| Vbr CEO | 50 | |
| Max. PD (W) | 40 | |
| Max. hFE | 320 | |
| Min hFE | 60 | |
| Ic Max. (A) | 4.0 | |
| @Ic (test) (A) | 1.0 | |
| Polarity | NPN | |
| Trans. Freq (Hz) Min. | 8.0M | |
| @VCE (V) | 4.0 | |
| Pinout Equivalence Number | N/A | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 40 W | |
| Maximum Collector-Base Voltage |Vcb| | 50 V | |
| Maximum Emitter-Base Voltage |Veb| | 4 V | |
| Maximum Collector Current |Ic max| | 4 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Forward Current Transfer Ratio (hFE), MIN | 100 | |
| SKU | 115395 | |