LTM4682

RECOMMENDED FOR NEW DESIGNS

Low Profile Quad 31.25A or Single 125A μModule Regulator with Digital Power System Management

Data Sheet (Rev. A) Product Selection Table

Part Models: 3
1ku List Price: Starting From $135.67

Viewing:

Part Details

Quad Digitally Adjustable Analog Loops with Digital Interface for Control and Monitoring
Wide Input Voltage Range: 4.5V to 16V
Output Voltage Range: 0.7V to 1.35V
±0.5% DC Output Accuracy at 0.75V
±4.5% Current Readback Accuracy: 0°C to 125°C
Optimized for Low Output Voltage Ranges
400kHz PMBus-Compliant I²C Serial Interface
Supports Telemetry Polling Rates Up to 125Hz
Integrated 16-Bit ΔΣ ADC
Parallel and Current Share Multiple Modules
15mm × 22mm × 5.71mm BGA Package

Readable Data

Input and Output Voltages, Currents, and Temperatures
Running Peak Values, Uptime, Faults and Warnings
Onboard EEPROM Fault Log Record

Writable Data and Configurable Parameters

Output Voltage, Voltage Sequencing and Margining
Digital Soft-Start/Stop Ramp, Program Analog Loop
OV/UV/OT, UVLO, Frequency and Phasing

Part Models: 3
1ku List Price: Starting From $135.67

Documentation

Data Sheet 1

LTM4682: Low Profile Quad 31.25A or Single 125A μModule Regulator with Digital Power System Management Data Sheet (Rev.A) 01/13/2025

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
LTM4682EY#PBF	330-Lead BGA (22mm x 15mm x 8.17mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTM4682IY	330-Lead BGA (22mm x 15mm x 8.17mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTM4682IY#PBF	330-Lead BGA (22mm x 15mm x 8.17mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

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

Tools & Simulations

LTspice

Models for the following parts are available in LTspice:

LTM4682

LTpowerPlay®

LTpowerPlay® is a powerful, Windows-based development environment supporting Linear Technology's Digital Power System Management (PSM) products.

Open Tool

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

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