2SD2657K is a low frequency amplifier driver with large collector current and low saturation voltage. The external dimensions are ROHM: SMT3, EIAJ: SC-59, JEDEC: SOT-346. Its maximum rated voltage is 30V and maximum power dissipation is 200mW. It is packaged in T146.
The 2SD2657K is a low‑frequency amplifier transistor offered by ROHM. It is intended for use in driver circuits and other low‑frequency applications where a large collector current is required.
The datasheet lists key specifications such as a collector current of 15 A, power dissipation of 200 mW, a junction temperature rating of 150 °C, and a transition frequency of 330 MHz. It also details the SOT‑346 (SC‑59) package dimensions and the absolute maximum ratings for safe operation.
| Collector current (I_C) | 15 A |
|---|---|
| Power dissipation (P_C) | 200 mW |
| Junction temperature (Tj) | 150 °C |
| Storage temperature range | -55~+150 °C |
| Transition frequency (f_T) | 330 MHz |
| DC current gain (h_FE) | 270 – 680 |
| Package type | SOT‑346 (SC‑59) |
The maximum collector current is 15 A.
The device can dissipate up to 200 mW.
It is supplied in a SOT‑346 (SC‑59) surface‑mount package.