| Equivalent | 3SK166 | |
| Replacement For | 3SK166 | |
| Type | Transistor | |
| Case | SOT143R | |
| Manufacturer | Sony | |
| Vbr DSS | 8.0 | |
| @Freq. (test) | 800M | |
| Id Max. (A) | 80m | |
| Mat. | GaAs | |
| Noise Fig. | 2.5= | |
| Oper. Gain Typ (S21) | 20 | |
| f(osc) Max. (Hz) | 800M | |
| PD Max. (W) | 150m | |
| S11 Deg. (Typ) | -33 | |
| S11 Mag Typ. | .844 | |
| S22 Deg. Typ. | -15 | |
| S22 Mag Typ. | .912 | |
| @Freq. (test) | 800M | |
| Oper. Temp (°C) Max. | 150 | |
| Surface Mounted Yes/No | YES | |
| SKU | 87158 | |