| ST63 Datasheet |
| Type | Transistor Silicon NPN | |
| Case | TO18 | |
| Manufacturer | GEC Plessey - GPS | |
| Vbr CBO | 15 | |
| Vbr CEO | 12 | |
| Max. PD (W) | 125m | |
| C(ob) (F) | 5.0p | |
| hfe | 40 | |
| Ic Max. (A) | 50m | |
| Icbo Max. @Vcb Max. (A) | 10u | |
| Polarity | NPN | |
| t(stor) Max. (S) | 16n | |
| Trans. Freq (Hz) Min. | 300M | |
| @VCE (test) (V) | .35 | |
| Oper. Temp (°C) Max. | 150 | |
| @Ic (A) | 5.0m | |
| Pinout Equivalence Number | N/A | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 0.36 W | |
| Maximum Collector-Base Voltage |Vcb| | 40 V | |
| Maximum Collector-Emitter Voltage |Vce| | 30 V | |
| Maximum Emitter-Base Voltage |Veb| | 5 V | |
| Maximum Collector Current |Ic max| | 0.5 A | |
| Max. Operating Junction Temperature (Tj) | 150 °C | |
| Collector Capacitance (Cc) | 8 pF | |
| Transition Frequency (ft): | 250 MHz | |
| Forward Current Transfer Ratio (hFE), MIN | 60 | |
| SKU | 363233 | |