| Equivalent | 2N148 | |
| Type | Transistor Germanium NPN | |
| Case | TO22 | |
| Manufacturer | Texas Instruments | |
| Vbr CBO | 32 | |
| Max. PD (W) | 65m | |
| C(ob) (F) | 3.0p | |
| Derate (Amb) (W/°C) | 1.4m | |
| Ic Max. (A) | 5.0m | |
| Icbo Max. @Vcb Max. (A) | 3.0u | |
| Polarity | NPN | |
| Oper. Temp (°C) Max. | 75 | |
| Pinout Equivalence Number | N/A | |
| Surface Mounted Yes/No | NO | |
| Maximum Collector Power Dissipation (Pc) | 0.065 W | |
| Maximum Collector-Base Voltage |Vcb| | 32 V | |
| Maximum Collector Current |Ic max| | 0.005 A | |
| Max. Operating Junction Temperature (Tj) | 75 °C | |
| Collector Capacitance (Cc) | 2 pF | |
| Transition Frequency (ft): | 0.5 MHz | |
| Forward Current Transfer Ratio (hFE), MIN | 50 | |
| SKU | 583319 | |