Datasheet Analog Devices ADP5040ACPZ-1-R7 — 数据表

Micro PMU with 1.2 A Buck Regulator
and Two 300 mA LDOs ADP5040 Data Sheet
FEATURES GENERAL DESCRIPTION Input voltage range: 2.3 V to 5.5 V
One 1.2 A buck regulator
Two 300 mA LDOs
20-lead, 4 mm × 4 mm LFCSP package
Overcurrent and thermal protection
Soft start
Undervoltage lockout
Buck key specifications
Output voltage range: 0.8 V to 3.8 V
Current mode topology for excellent transient response
3 MHz operating frequency
Peak efficiency up to 96%
Uses tiny multilayer inductors and capacitors
Mode pin selects forced PWM or auto PWM/PSM modes
100% duty cycle low dropout mode
LDOs key specifications
Output voltage range: 0.8 V to 5.2 V
Low VIN from 1.7 V to 5.5 V
Stable with 2.2 μF ceramic output capacitors
High PSRR
Low output noise …

Micro PMU with 1.2 A Buck Regulator
and Two 300 mA LDOs ADP5040 Data Sheet
FEATURES GENERAL DESCRIPTION Input voltage range: 2.3 V to 5.5 V
One 1.2 A buck regulator
Two 300 mA LDOs
20-lead, 4 mm × 4 mm LFCSP package
Overcurrent and thermal protection
Soft start
Undervoltage lockout
Buck key specifications
Output voltage range: 0.8 V to 3.8 V
Current mode topology for excellent transient response
3 MHz operating frequency
Peak efficiency up to 96%
Uses tiny multilayer inductors and capacitors
Mode pin selects forced PWM or auto PWM/PSM modes
100% duty cycle low dropout mode
LDOs key specifications
Output voltage range: 0.8 V to 5.2 V
Low VIN from 1.7 V to 5.5 V
Stable with 2.2 μF ceramic output capacitors
High PSRR
Low output noise …