2SD2657 is a low frequency amplifier driver with large collector current and low saturation voltage for high current applications.
This datasheet describes the 2SD2657 low‑frequency amplifier transistor, covering its features, external dimensions, absolute maximum ratings, packaging details, and extensive electrical characteristics with characteristic curves. It includes typical performance graphs such as DC current gain versus collector current and saturation voltage curves.
The document also contains usage notes, export control information, and legal disclaimer statements from ROHM CO.,LTD., advising consultation for high‑reliability applications such as medical or aerospace equipment. This manual is written in Chinese.
| Collector‑Emitter saturation voltage (VCE(sat)) max | 0.35 V |
|---|---|
| Collector‑Base breakdown voltage (BV CBO) | 30 V |
| Collector‑Emitter breakdown voltage (BV CEO) | 30 V |
| DC current gain (hFE) typical range | 270‑680 |
The maximum VCE(sat) is 350 mV when IC = 1 A and IB = 50 mA.
The typical hFE ranges from 270 to 680.