CMPT3090L is a low Vce(sat) NPN power transistor from Central Semiconductor Corp. The transistor is packaged in a SOT-23F and has a rated collector-emitter voltage of 15 V, collector-base voltage of 45 V, emitter-base voltage of 6.0 V, a maximum continuous collector current of 5.0 A, a maximum peak pulse current of 10 A, a maximum power dissipation of 350 mW, a working temperature range of -65 to 150 degrees, and a thermal resistance of 357 degrees. The pinout of the transistor is 1: base, 2: emitter, 3: collector
The document describes the CMPT3090L as a Low VCE(SAT) NPN Power Transistor housed in a space-saving SOT-23F surface mount case. It is designed for applications including DC-DC converters, motor control, power management, and strobe flash units.
The datasheet provides maximum ratings such as a collector-emitter voltage of 15V and continuous collector current up to 5.0A. It also lists detailed electrical characteristics, including saturation voltages (VCE(SAT)) at various currents and gains (hFE), alongside mechanical outline dimensions for the SOT-23F package.
The marking code is 309L.
It uses a space-saving Power SOT-23F surface mount package.