| Equivalent | GSDR15020I | |
| Type | Transistor Silicon NPN | |
| Case | TO3 | |
| Manufacturer | SQDG | |
| Vbr CBO | 250 | |
| Vbr CEO | 200 | |
| Max. PD (W) | 80 | |
| t(f) Max. (S) | 300n | |
| Min hFE | 10 | |
| Ic Max. (A) | 20 | |
| @Ic (test) (A) | 15 | |
| Icbo Max. @Vcb Max. (A) | 500u | |
| Polarity | NPN | |
| Tr Max. (s) | 150n | |
| R(sat) (Û) | 53m | |
| Derate Above 25°C | 800m | |
| Trans. Freq (Hz) Min. | 25M | |
| Oper. Temp (°C) Max. | 175 | |
| @VCE (V) | 5.0 | |
| Pinout Equivalence Number | 3-14 | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 80 W | |
| Maximum Collector-Base Voltage |Vcb| | 250 V | |
| Maximum Collector-Emitter Voltage |Vce| | 200 V | |
| Maximum Collector Current |Ic max| | 20 A | |
| Max. Operating Junction Temperature (Tj) | 175 °C | |
| Transition Frequency (ft): | 25 MHz | |
| Forward Current Transfer Ratio (hFE), MIN | 10 | |
| SKU | 1274943 | |