Data Sheet
Dual 3 MHz, 800 mA Buck Regulators with One 300 mA LDO
ADP5023
FEATURES
Main input
voltage range: 2.
3 V to 5.
5 V Two 800 mA buck regulators and one 300 mA LDO 24-lead, 4 mm × 4 mm LFCSP package Regulator accuracy: ±1.
8% Factory programmable or external adjustable VOUTx 3 MHz buck operation with forced PWM and auto PWM/PSM
modes BUCK1/BUCK2: output
voltage range from 0.
8 V to 3.
8 V LDO: output
voltage range from 0.
8 V to 5.
2 V LDO: input supply
voltage from 1.
7 V to 5.
5 V LDO: high PSRR and low output noise
APPLICATIONS
Power for processors, ASIC, FPGAs, and RF chipsets Portable instrumentation and medical devices Space constrained devices
GENERAL DESCRIPTION
The ADP5023 combines...