BUK148-50DL is a logic level TOPFET produced by Philips Semiconductors. Its maximum continuous drain source voltage is 50V, its maximum continuous drain current is 8A, its maximum total power dissipation is 40W, and its maximum operating temperature is 150℃. This product is widely used in automotive systems, lamps, motors, solenoid valves and other applications.
The Philips BUK148-50DL is a monolithic temperature and overload protected logic level power MOSFET assembled in a 3-pin plastic SOT226 package. It utilizes TrenchMOS output stage technology and is designed as a general-purpose switch for driving lamps, motors, solenoids, and heaters in automotive systems and other applications.
The device features built-in protection circuits including current limiting, overload protection, and overtemperature protection. It is compatible with 5V logic inputs and includes overvoltage clamping for the turn-off of inductive loads. The datasheet provides detailed electrical characteristics, switching parameters, thermal data, and mechanical dimensions.
| Continuous drain source voltage | 50 V |
|---|---|
| Total power dissipation | 40 W |
The device supports a maximum continuous drain-source voltage of 50 V.
The maximum continuous drain current is 8 A when the junction temperature is 110 °C.
The total power dissipation is limited to 40 W at a case temperature of 25 °C.
The device can operate continuously up to a junction temperature of 150 °C.