Features

▪ Wide input voltage range: 4.5V to 42V

▪ Adjustable output voltage: 0.8V to 90 of VIN

(limited by minimum off time)

▪ Up to 5A of continuous output current

▪ Default 400kHz switching frequency and

programmable switching frequency range from

200kHz to 800kHz

▪ ±1 Load regulation accuracy from -40°C to

125°C, ±0.5 Load regulation accuracy at 25°C

▪ 95µA typical quiescent current

▪ Internal compensation

▪ Internal 0.5ms soft-start in QFN

▪ External programmable soft-start (HTSSOP)

▪ PFM operation and DEM at light load

▪ Integrated external bias LDO

▪ Power-good indicator

▪ Integrated MOSFET rDS(ON) (typical): 70mΩ/25mΩ

(QFN); 115mΩ/40mΩ (TSSOP)

▪ Cycle-by-cycle peak and valley current limit

▪ Input voltage UVLO and output voltage

undervoltage (short-circuit) protection

▪ Thermal Shutdown

▪ Available in 20 Ld QFN 4mm × 3.5mm and 16 Ld

HTSSOP packages