| 2SA1257 Datasheet |
| Type | Transistor Silicon PNP | |
| Case | SOT23 | |
| Manufacturer | Sanyo Semiconductor | |
| Polarity | PNP | |
| Maximum Collector Power Dissipation (Pc) | 0.1 W | |
| Maximum Collector-Base Voltage |Vcb| | 180 V | |
| Maximum Collector-Emitter Voltage |Vce| | 160 V | |
| Maximum Emitter-Base Voltage |Veb| | 5 V | |
| Maximum Collector Current |Ic max| | 0.08 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Transition Frequency (ft): | 130 MHz | |
| Forward Current Transfer Ratio (hFE), MIN | 60 | |
| SMD Transistor Code | G3_G4_G5 | |
| SKU | 342931 | |