ADP5138ACPZ-2-R7 Description
The ADP5138ACPZ-2-R7 is a Quad, 1 A, 5.5 V, Synchronous Step-Down Regulator with One RF LDO Regulator. It integrates four high-performance synchronous step-down regulators and one low-noise radio frequency (RF) low dropout (LDO) regulator.
ADP5138ACPZ-2-R7 Features
PVINx voltage range: 3 V to 5.5V
Continuous output current
-Channel 1 to Channel 4 (buck): 1 A
-Channel 5 (LDO): 250 mA
3.2 MHz fixed PWM switching frequency
Synchronization input function
Buck regulators run at 90° out of phase
Individual precision enables input
Power-on reset output
Integrated compensation
Soft start and power-up sequencing reduce inrush current
Active output discharge switch function
Stable with low ESR output ceramic capacitors
OVLO, UVM, and UVLO
TSD protection
Qualified for automotive applications
ADP5138ACPZ-2-R7 Applications