Key Features
■ 4.5 V to 11.5 V input range
■ Input current sense with circuit breaker
□ +/- 1% accuracy monitoring
■ Programmable internal switching frequency
□ 1.0 MHz, 1.5 MHz, 2.0 MHz, and 3.0 MHz
□ +/- 2 % accuracy
■ External sync clock input
□ 1.5 MHz to 3 MHz range
■ Programmable sequencing and soft-start
■ 2 Always-on LDOs with integrated load
switches
■ 2 Integrated buck converters
■ 1 Integrated BuckBoost converter
■ 1 High current buck controller
■ 2 Load switch controllers
■ 2 External LDO monitors
■ Power Good flag
■ Global enable input
■ Smallest total solution size
■ 2.975 mm x 3.375 mm WLCSP package
MHz
■ CH1: BuckBoost regulator
□ 700 mA max
□ 5.1 V to 5.8 V output range
■ CH2: Buck regulator
□ 2.2A max
□ 3.0 V to 4.55 V output range
■ CH3: Buck controller
□ Synchronous NFET drivers
□ 3.0 V to 3.75 V output range
■ CH4: Buck regulator
□ 600 mA max
□ 3.2 V to 4.2 V output range
■ LDO1: 300 mA, always-on
■ LDO2: 200 mA, always-on
■ Protection features on each channel
□ Current limit
□ Short circuit
□ Over-voltage
□ Output discharge