| 2SD1441 Datasheet |
| Type | Transistor Silicon NPN | |
| Case | TO3P | |
| Manufacturer | Panasonic | |
| Vbr CBO | 1.5k | |
| Vbr CEO | 1.5k | |
| Max. PD (W) | 70 | |
| Max. hFE | 1.5 | |
| Min hFE | 4.0 | |
| Ic Max. (A) | 4.0 | |
| @Ic (test) (A) | 3.0 | |
| Icbo Max. @Vcb Max. (A) | 1.0m | |
| Polarity | NPN | |
| Tr Max. (s) | 10u | |
| Derate Above 25°C | 666m | |
| Oper. Temp (°C) Max. | 135 | |
| @VCE (V) | 10 | |
| Pinout Equivalence Number | 3-15 | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 80 W | |
| Maximum Collector-Base Voltage |Vcb| | 1500 V | |
| Maximum Collector Current |Ic max| | 4 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Forward Current Transfer Ratio (hFE), MIN | 12 | |
| SKU | 20531 | |