FEATURES
 Seamless and Automatic Transition between Two
Input Power Sources
 Integrated Battery Health Monitor
 Wide Voltage Range for Dual Inputs: 2.4V to 42V
 Battery Health Monitor Input Voltage: 1.8V to 5.5V
 Adjustable Output Range: 1V to 4.2V
 Up to 150mA Continuous Output Current
 Integrated Low-Dropout Linear Regulator: 195mV at
150mA Load for Low Output Noise
 200kHz to 2.2MHz Switching Frequency
 Synchronization to an External Clock
 Current Mode Control With 60ns Minimum On-time
 Burst Mode® Operation, IQ = 18.5μA
 Programmable Input UVLO Thresholds and
Discharge Alarm with Interrupt Output
 Input Valid, Priority Channel, and PG Indicators
 Available in a Compact 64-Pin BGA, 7mm × 7mm ×
1.85mm Package

APPLICATIONS
 Portable Battery-Powered Devices
 Radio, Healthcare, and Industrial Test Equipment
 Uninterruptible Power Supplies