2SAR554R is a medium power transistor produced by ROHM. Its features are low saturation voltage, typically VCE (sat) = -0.4V (Max.) (IC / IB= -500mA / -25mA), and high speed switching. This transistor is suitable for driver applications.
This datasheet describes the ROHM 2SAR554R medium‑power PNP transistor. It lists features such as low saturation voltage, high‑speed switching, and provides the device structure, packaging (TSMT3) and absolute maximum ratings.
The document also includes detailed electrical characteristics, characteristic curves, a switching‑time test circuit, and a notice covering usage, storage conditions, and safety considerations for designers.
| Collector‑emitter voltage (VCEO) | -80 V |
|---|---|
| Emitter‑base voltage (VEB) | 6 V |
| Maximum junction temperature (Tj) | 150 °C |
| Storage temperature range | -55 to 150 °C |
| DC current gain (hFE) | 120‑390 |
| Transition frequency (fT) | 340 MHz |
| Saturation voltage (VCE(sat)) | 0.2‑0.4 V |
| Package type | TSMT3 (2) |
| Basic ordering unit | 3000 pieces |
The maximum collector‑emitter voltage is -80 V.
The typical transition frequency is 340 MHz.
It is supplied in a TSMT3 (2) surface‑mount package.