Feature
- Extend System Use Time Between Battery Charging
- Dual Ultra-Low-IQ 200mA Buck Regulators
- Output Programmable from 0.7V to 2.275V and 0.7V to 3.85V
- 0.9μA (typ) Quiescent Current (Buck 1)
- Optional Fixed Peak-Current Mode to Optimize Ripple Frequency in Noise-Sensitive Applications
- Three Ultra-Low-IQ 100mA LDOs
- LDO1
- Output Programmable from 0.8V to 3.6V
- 0.6μA (typ) Quiescent Current
- 2.7V to 5.5V Input with Dedicated Pin
- LDO2/3
- Output Programmable from 0.9V to 4V
- 1μA (typ) Quiescent Current
- 1.71V to 5.5V Input with Dedicated Pin
- Dual Ultra-Low-IQ 200mA Buck Regulators
- Easy-to-Implement Li+ Battery Charging
- Smart Power Selector
- 28V/-5.5V Tolerant Input
- Thermistor Monitor
- Minimize Solution Footprint Through High Integration
- Provides Five Regulated Voltage Rails
- Switch Mode Option on Each LDO
- Optimize System Control
- Monitors Pushbutton for Ultra-Low Power Mode
- Power-On Reset Delay and Voltage Sequencing
- On-Chip Voltage Monitor Multiplexer
Applications
- Fitness Monitors
- Rechargeable IoT devices
- Wearable Electronics
