Product specification of PowerMOS transistor BUK202-50X TOPFET high side switch, including product features, applications, functions, packaging and other information.
The Philips BUK202-50X is a monolithic temperature and overload protected power switch based on MOSFET technology. It is configured as a single high side switch in a 5-pin plastic envelope (SOT263) and is designed for driving lamps, motors, solenoids, and heaters. The device features low on-state resistance, 5 V logic compatible input with hysteresis, and various protection mechanisms including overtemperature, overload, and supply undervoltage lockout.
| Nominal load current (ISO) | 9 A |
|---|---|
| Continuous off-state supply voltage | 50 V |
| Continuous load current | 20 A |
| Continuous junction temperature | 150 ˚C |
| On-state resistance | 38 m Ω |
| Total power dissipation | 125 W |
| Storage temperature | -55 to 175 ˚C |
| Input turn-on threshold voltage | 2.1 to 2.4 V |
| Input turn-off threshold voltage | 1.5 to 1.7 V |
| Input turn-on hysteresis | 0.4 V |
The nominal load current (ISO) is 9 A.
Yes, it includes overtemperature protection that self-resets with hysteresis.
The maximum continuous junction temperature is 150 ˚C.