Microchip MIC2800-G1JJYML-TR DC-DC, Controller 3-Channel 2.2 MHz 16-Pin, QFN

2.7V to 5.5V input voltage range
2MHz DC/DC converter and two stand-alone LDOs
LDO1: Low input voltage is powered directly from DC/DC converter for highest efficiency
Integrated power-on reset (OR function for all outputs)
Adjustable delay time
LowQ® mode
30μA Total IQ when in LowQ® mode
DC to DC Converter
Output current to 600mA in PWM mode
LowQ® Mode: no noise light load mode
75μVRMS output noise in LowQ® mode
2 MHz PWM operation in normal mode
>90% efficiency
LDOs
LDO1 input voltage directly connected to DC/DC converter output voltage for maximum efficiency
Ideal for 1.8V to 1.5V conversion
300mA output current from 1.8V input
Output voltage down to 0.8V
LDO2: 300mA output current capable
Thermal Shutdown Protection
Current Limit Protection
Applications
Embedded MPU and MCU Power
Portable and Wearable Applications
Low-Power RF Systems
Backup Power Systems