| 2SD1277 Datasheet |
| Equivalent | 2SD1277A | |
| Type | Transistor Silicon NPN | |
| Case | TO220F | |
| Manufacturer | Panasonic | |
| Vbr CEO | 60 | |
| Max. PD (W) | 45 | |
| Max. hFE | 10k | |
| Min hFE | 1.0k | |
| Ic Max. (A) | 8.0 | |
| @Ic (test) (A) | 4.0 | |
| Icbo Max. @Vcb Max. (A) | 100u | |
| Mat. | Silicon Logic | |
| Polarity | NPN | |
| Derate Above 25°C | 360m | |
| @VCE (test) | 3.0 | |
| Oper. Temp (°C) Max. | 150 | |
| Pinout Equivalence Number | 3-15 | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 45 W | |
| Maximum Collector-Base Voltage |Vcb| | 60 V | |
| Maximum Collector Current |Ic max| | 8 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Forward Current Transfer Ratio (hFE), MIN | 1500 | |
| SKU | 20474 | |