This document introduces a medium power transistor product, model 2SD2391. This product features low saturation voltage, 60V collector-emitter voltage, and 2W power dissipation capability.
The ROHM 28D2391 is a medium‑power NPN transistor rated for 60 V collector‑base voltage and up to 2 A collector current. Key features include a low saturation voltage of 0.13 V at 1 A/50 mA and a power dissipation of 2 W on a 40 × 40 × 0.7 mm ceramic package.
The datasheet provides absolute maximum ratings, detailed electrical characteristics, packaging information, and characteristic curves. It also contains legal notices and usage guidelines for designers integrating the device into electronic equipment.
| Collector‑emitter voltage (Vceo) | 60 V |
|---|---|
| Power dissipation (Pc) | 2 W |
| Junction temperature (Tj) | 150 °C |
| Storage temperature (Tstg) | -55 °C to +150 °C |
| Transition frequency (fT) | 210 MHz |
| Output capacitance (Cob) | 21 pF |
The maximum collector‑emitter voltage is 60 V.
The device can dissipate up to 2 W.
The part can be stored from –55 °C to +150 °C.