ADP5135

RECOMMENDED FOR NEW DESIGNS

Triple 1800 mA Buck Regulators With Precision Enables and Power Good Outputs

Data Sheet (Rev. 0) Product Selection Table

Part Models: 1
1ku List Price: Starting From $2.93

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Part Details

Main input voltage range: 3.0 V to 5.5 V
Three 1800 mA buck regulators
24-lead, 4 mm × 4 mm LFCSP package
Regulator accuracy: ±1.8%
Factory programmable or external adjustable VOUTx

Precision Enables for easier power sequencing
Power Good Pins for monitoring of each regulator
3 MHz buck operation with forced PWM and auto PWM/PSM modes
BUCK1/BUCK2/BUCK3: output voltage range from 0.8 V to 3.8 V

Part Models: 1
1ku List Price: Starting From $2.93

Documentation

Data Sheet 1

ADP5135: Triple 1800 mA Buck Regulators With Precision Enables and Power Good Outputs Data Sheet (Rev.0) 11/01/2014

User Guide 1

UG-765: Evaluating the ADP5135 Micropower Management Unit 12/18/2014

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
ADP5135ACPZ-R7	24-Lead LFCSP (4mm x 4mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

This is the most up-to-date revision of the Data Sheet.

Software Resources

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Tools & Simulations

5V uPMU BuckDesigner

Microsoft Excel download tool from ADIsimPower to generate a power supply design complete with a schematic, bill of materials, and performance specifications.

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Evaluation Kits

ADP5135 Evaluation Board

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Features and Benefits

Full featured evaluation board for the ADP5135
Standalone capability
Simple device measurements, including line and load regulation, demonstrable with
A single voltage supply
A voltmeter
An ammeter
Load resistors
Easy access to external components
Dedicated precision enable on each channel for easier power sequencing
Factory programmable soft start options
Factory programmable UVLO options Dedicated power-good pins for monitoring
Mode option to change bucks from PFM to PWM operation

Product Details

The user guide describes the hardware for the evaluation of the ADP5135 micropower management unit (micro PMU), and includes detailed schematics and printed circuit board (PCB) layouts. The ADP5135 is available in a 24-lead, 4 mm × 4 mm LFCSP.

The ADP5135CP-EVALZ LFCSP evaluation board has three step-down regulators that enable evaluation of the ADP5135. The evaluation board is available with an adjustable voltage option.

Full details specifications for the ADP5135 are available in the ADP5135 data sheet, which should be consulted in conjunction with the user guide when using the evaluation board.