LTM4686-1

RECOMMENDED FOR NEW DESIGNS

Ultrathin Dual 10A or Single 20A μModule Regulator with Digital Power System Management

Data Sheet (Rev. C) Product Selection Table

Part Models: 2
1ku List Price: Starting From $29.83

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Part Details

Dual, Fast, Analog Loops with Digital Interface for Control and Monitoring
Wide Input Voltage Range: 4.5V to 17V Standalone, 2.375V to 17V with Aux 5V Bias
Output Voltage Range: 0.5V to 3.6V
±0.5% Maximum DC Output Error Over Temperature
10A DC Typical, 12A Peak Output Current, per Channel
±5% Current Readback Accuracy at 10A Load
400kHz PMBus-Compliant I²C Serial Interface
Integrated 16-Bit ∆Σ ADC
Supports Telemetry Polling Rates Up to 125Hz
Constant Frequency Current Mode Control
Parallel and Current Share Multiple Modules
All 7-Bit Slave Addresses Supported
Drop-In Pin-Compatible to Dual 9A LTM4675 and Dual 13A LTM4676A and Dual 18A LTM4677
16mm × 11.9mm × 1.82mm LGA Package

Readable Data:

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

Writable Data and Configurable Parameters:

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

Part Models: 2
1ku List Price: Starting From $29.83

Documentation

Data Sheet 1

LTM4686/LTM4686-1: Ultrathin Dual 10A or Single 20A µModule Regulator with Digital Power System Management Data Sheet (Rev.C) 07/30/2018

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
LTM4686EV-1#PBF	108-Lead LGA (16mm x 11.9mm x 1.82mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTM4686IV-1#PBF	108-Lead LGA (16mm x 11.9mm x 1.82mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Jul 21, 2021 - 21_0159 Ink Mark to Laser Mark Conversion for µModule
		PCN21_0159_Form Material_Report Delta Qualification Matrix
LTM4686EV-1#PBF	PRODUCTION
LTM4686IV-1#PBF	PRODUCTION
Feb 28, 2020 - 20_0123 Micro-Module, Test Site Transfer from Analog Devices Singapore to Analog Devices Penang, Malaysia
		PCN20_0123_Form Material_Report Test Correlation Report Other Qualification Results Summary
LTM4686EV-1#PBF	PRODUCTION
LTM4686IV-1#PBF	PRODUCTION

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

Tools & Simulations

LTspice

Models for the following parts are available in LTspice:

LTM4686
LTM4686-1

LTpowerCAD 2

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.

LTpowerCAD^® is a power supply design program which selects power stage components, provides detailed power efficiency, shows quick loop Bode plot stability and load transient analysis, and can export to LTspice for simulation.

Reference Designs

Intel Agilex 7 FPGA F-series Development Kit (P-Tile and E-Tile) Power Tree

Altera FPGA

View Detailed Reference Design

Features and Benefits

Intel Agilex 7 F-Series devices target a wide range of applications across many markets. This series offers transceiver rates up to 58 Gbps, advanced DSP blocks supporting multiple precisions of fixed-point and floating-point operations, and high-performance crypto blocks.
Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications.
Our reference designs are supported by an intuitive design tool set and IP.
ADI provides supporting documentation including LTpowerPlanner and applicable LTpowerPlay configuration files to enable you to validate the power solution for your application seamlessly. Our team can provide samples and/or evaluation boards for quick validation that can speed time to market in the most complex applications.
For a complete list power designs and use cases, please contact your local FAE.