MAX38656

RECOMMENDED FOR NEW DESIGNS

Tiny 1.8V to 5.5V Input, 420nA I_Q, 1.5A nanoPower Buck Converter with 100% Duty-Cycle Operation

Data Sheet (Rev. 0) Product Selection Table

Part Models: 2
1ku List Price: Starting From $0.93

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Part Details

Extends Battery Life
- 420nA Ultra-Low Quiescent Supply Current
- 5nA Shutdown Current
- 95% Peak Efficiency and over 85% at 10μA
Easy to Use—Addresses Popular Operation
- 1.8V to 5.5V Input Range
- Single Resistor-Adjustable V_OUT from 0.7V to 3.3V (MAX38656A)
- Preprogrammed V_OUT from 0.7V to 5V (MAX38656B) in Steps of 50mV
- 100% Duty-Cycle Mode for Low-Dropout Operation
- ±1.5% Output Voltage Accuracy
- Up to 1.5A Load Current

Protects System in Multiple Use Cases

Reverse-Current Blocking in Shutdown
Active Discharge Feature

Reduces Size and Increases Reliability

40°C to +125°C Operating Temperature Range
1.58mm x 0.89mm, 0.4mm Pitch, 6-Pin (2 x 3) WLP
2mm x 2mm 8-pin TDFN Package

Part Models: 2
1ku List Price: Starting From $0.93

Documentation

Data Sheet 1

ds-max38656 (Rev.0) 01/16/2023

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
MAX38656AANT+	6-WLCSP-N/A	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX38656AANT+T	6-WLCSP-N/A	Material Declaration Reliablity Data	Ultra Librarian SamacSys

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

Tools & Simulations

EE-Sim Power® Tools 1

The EE-Sim DC-DC Converter Tool uses your requirements to quickly create a complete power design including a schematic, BOM with commercially available parts, and time and frequency domain simulations. Your customized schematic can be downloaded for further analysis in the standalone EE-Sim OASIS Simulator, featuring SIMPLIS and SIMetrix SPICE engines.

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Evaluation Kits

Evaluation Kit for MAX38656A

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Features and Benefits

Evaluates the MAX38656A IC in a (1.58mm x 0.89mm, 0.4mm Pitch) 6-Pin WLP Package
1.8V to 5.5V Input Voltage Range
0.7V to 3.3V Configurable Output Voltage
Up to 1.5A Output Current
Proven 2-Layer 1oz Copper PCB Layout
Demonstrates Compact Solution Size
Fully Assembled and Tested

Product Details

The MAX38656AEVK#WLP evaluation kit (EV kit) evaluates the MAX38656A IC in a WLP package. MAX38656A is a tiny 1.8V to 5.5V Input, 420nA IQ, 1.5A nanoPower Buck Converter with 100% Duty-Cycle Operation. The EV kit operates from an input range of 1.8V to 5.5V and provides resistor-configurable output voltages from 0.7V to 3.3V. The EV kit delivers up to 1.5A of current. The EV kit comes with the MAX38656AANT+ installed. Refer to the MAX38656 datasheet for full MAX38656A IC features, benefits, and parameters.

Resources

MAX38656AEVK-WLP Gerber Files
2.2 M

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