pbss4140s is a low vcesat npn transistor launched by philips, which has the characteristics of high power dissipation, ultra low collector-emitter saturation voltage, 1a continuous current, high current switching, etc., and is widely used in medium power switching and muting, linear regulators, dc/dc converters, lcd backlighting, supply line switching circuits and other fields.
This document is a product specification datasheet for the Philips PBSS4140S, an NPN transistor designed with ultra-low collector-emitter saturation voltage. It is housed in a plastic single-ended leaded SOT54 package and features high power dissipation of 830 mW.
| Collector-emitter voltage (VCEO) | 40 V |
|---|---|
| Collector current (DC) (IC) | 1 A |
| Peak collector current (ICM) | 2 A |
| Equivalent on-resistance (Rcesat) | <500 mΩ |
| Power dissipation (PD) | 830 mW |
The device supports a continuous collector current of up to 1 A.
It has a total power dissipation rating of 830 mW when the ambient temperature is below 25 °C.
The collector-base voltage is rated at a maximum of 40 V, and the collector-emitter voltage is also rated at 40 V.