2SD2444K is a power transistor from Panasonic. It has a maximum collector voltage of 15V and a maximum collector current of 1A. The transistor is packaged in SMT3 and features low saturation voltage, high collector current and high breakdown voltage.
The 2SD2444K is a 15 V, 1 A power transistor featuring low saturation voltage and a wide hFE range. Key specifications such as collector‑emitter voltage, collector current, and transition frequency are listed with typical operating conditions.
The document also includes packaging details, absolute maximum ratings, and characteristic curves. An appendix notes usage restrictions for safety‑critical equipment and provides export control information.
| Collector‑emitter voltage (VCEO) | 15 V |
|---|---|
| Saturation voltage VCE(sat) | 0.3 V (max) at IC=0.4 A / IB=20 mA |
| Current gain (hFE) | 180 – 390 |
The saturation voltage is 0.3 V max at IC = 0.4 A and IB = 20 mA.