一级代理远翔升压IC-FP5139原装

the fp5139 is a boost topology switching regulator control ic for battery-powered applications.
the fp5139 includes a totem-pole single output stage for driving npn transistor or n-mos, high
precision reference voltage(0.5v) to compare output voltage with feedback amplifier, an internal duty
time control for controlling the minimum duty cycle, programmable soft start with short circuit protection
function and logic level control for operating mode or standby mode.

fp5139
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