| 2SA1491 Datasheet |
| Type | Transistor Silicon PNP | |
| Case | TO3P | |
| Manufacturer | Sanken | |
| Vbr CBO | 140 | |
| Vbr CEO | 140 | |
| Max. PD (W) | 100 | |
| Derate (Amb) (W/°C) | 0.8 | |
| t(f) Max. (S) | 200n- | |
| Min hFE | 50 | |
| Ic Max. (A) | 10 | |
| @Ic (test) (A) | 3.0 | |
| Icbo Max. @Vcb Max. (A) | 100u | |
| Polarity | PNP | |
| Trans. Freq (Hz) Min. | 20M | |
| Oper. Temp (°C) Max. | 150 | |
| @VCE (V) | 4.0 | |
| Pinout Equivalence Number | 3-15 | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 100 W | |
| Maximum Collector-Base Voltage |Vcb| | 140 V | |
| Maximum Collector Current |Ic max| | 10 A | |
| Max. Operating Junction Temperature (Tj) | 175 °C | |
| Transition Frequency (ft): | 20 MHz | |
| Forward Current Transfer Ratio (hFE), MIN | 60 | |
| SKU | 80684 | |