RTKA211233DE0000BU中文资料瑞萨数据手册PDF规格书

▪ 4.5V to 24V input supply range

▪ Up to 3A output current

▪ Integrated high-side (85mΩ) and low-side (45mΩ)

MOSFETs

▪ 1.4MHz switching frequency

▪ 400μA quiescent current

▪ Minimum on-time of 66ns

▪ Minimum off-time of 250ns

▪ 0.6V reference voltage with 2% accuracy

▪ PFM mode under light-load condition

▪ Current mode Constant On-Time (COT) control

with internal compensation

▪ Internal 1.2ms soft-start time

▪ Protection: Low-Side Overcurrent (LSOC) limit,

input Undervoltage Lockout (UVLO),

Over-Temperature Protection (OTP), Output

Undervoltage Protection (OUVP) with Hiccup Mode

▪ Accurate EN threshold

▪ 6 LD TSOT23 package