R1223N SERIES
PWM/VFM step-down DC/DC Controller
NO.EA-065-130424
OUTLINE
The R1223N Series are CMOS-based PWM step-down DC/DC Converter controllers with low supply current. Each of these ICs consists of an oscillator, a PWM control circuit, a reference voltage unit, an error amplifier, a soft-start circuit, a protection circuit, a PWM/VFM alternative cir...