Step-Down (Buck) Synchronous (4), Linear (LDO) (1)
Control Mode
CURRENT-MODE
Output Current-Max
1.92A
Frequency - Switching
3.2MHz
Control Technique
PULSE WIDTH MODULATION
w/Sequencer
Yes
Voltage/Current - Output 1
Adj to 0.8V 1A
Voltage/Current - Output 2
Adj to 0.8V 1A
Voltage/Current - Output 3
Adj to 0.8V 1A
w/LED Driver
No
Height Seated (Max)
0.8mm
Length
4mm
Width
4mm
RoHS Status
ROHS3 Compliant
Pricing & Ordering
Quantity
Unit Price
Ext. Price
ADP5138ACPZ-2-R7 Product Details
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