2SD2537 is a medium power transistor produced by ROHM. It features high DC current gain, high emitter-base voltage, and low saturation voltage.
The 28D2537 is a medium‑power NPN transistor (25 V, 1.2 A) offered by ROHM. It features high DC current gain, high emitter‑base voltage capability, and low saturation voltage, making it suitable for audio‑visual, office‑automation, and communication equipment.
The datasheet lists absolute maximum ratings, packaging specifications (MPT3), and detailed electrical characteristics such as collector‑base voltage, collector‑emitter breakdown voltage, and power dissipation. Application notes and usage guidelines are also included.
| Collector‑base voltage (V CBO) | 30 V |
|---|---|
| Collector‑emitter breakdown voltage (V CEO) | 25 V |
| Emitter‑base voltage (V EBO) | 12 V |
| Collector current (I C) | 12 A |
| Maximum saturation voltage (V CE(sat)) | 0.3 V at 0.5 A |
| Power dissipation (P tot) | 3 W |
| Junction temperature (T j) | 150 °C |
| Package type | MPT3 |
The maximum collector‑emitter voltage is 25 V.
It is supplied in an MPT3 surface‑mount package.
The device can dissipate up to 3 W.