Datasheet Analog Devices ADP5134ACPZ-R7 — Datenblatt

Dual 3 MHz, 1200 mA Buck Regulators and Two 300 mA LDO
Regulators With Precision Enable and Power-Good Output ADP5134 Data Sheet TYPICAL APPLICATION CIRCUIT Main input voltage range of 2.5 V to 5.5 V
Two 1200 mA buck regulators and two 300 mA LDO regulators
24-lead, 4 mm × 4 mm LFCSP package
Regulator accuracy of ±1.8%
Factory programmable or external adjustable VOUTx
Precision enable pins for easier power sequencing
Factory selectable power-good pin
3 MHz buck operation with forced PWM and automatic
PWM/PSM modes
BUCK1/BUCK2: output voltage range from 0.8 V to 3.8 V
LDO1/LDO2: output voltage range from 0.8 V to 5.2 V
LDO1/LDO2: input voltage range from 1.7 V to 5.5 V
LDO1/LDO2: high PSRR and low output noise APPLICATIONS VIN
2.5V TO
5.5V 10 VIN1
C1
4.7µF
OFF ON 16 15 BUCK1
1.2A
EN1 11
14 12 13 VIN2
C3 …

Dual 3 MHz, 1200 mA Buck Regulators and Two 300 mA LDO
Regulators With Precision Enable and Power-Good Output ADP5134 Data Sheet
FEATURES TYPICAL APPLICATION CIRCUIT APPLICATIONS 10 VIN
2.5V TO
5.5V VIN1
C1
4.7µF
ON
OFF 16 15 BUCK1
1.2A
EN1 11
14 12 VIN2 3 C3
4.7µF
ON
OFF EN2
AVIN
VIN3 ON
OFF BUCK2
1.2A 4
8 17 FB1
PGND1 L1 1µH
R1
C2 …