LTM4675

RECOMMENDED FOR NEW DESIGNS

Dual 9A or Single 18A μModule Regulator with Digital Power System Management

Data Sheet (Rev. D) Product Selection Table

Part Models: 3
1ku List Price: Starting From $28.25

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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
Output Voltage Range: 0.5V to 5.5V
±0.5% Maximum DC Output Error Over Temperature
±2.5% Current Readback Accuracy at 9A 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 13A LTM4676A and Dual 18A LTM4677
16mm × 11.9mm × 3.51mm BGA 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: 3
1ku List Price: Starting From $28.25

Documentation

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
LTM4675EY#PBF	108-Lead BGA (16mm x 11.9mm x 3.51mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTM4675IY	108-Lead BGA (16mm x 11.9mm x 3.51mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTM4675IY#PBF	108-Lead BGA (16mm x 11.9mm x 3.51mm)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Aug 20, 2021 - 20_0311 Supplier Material Change for µModule
		PCN20_0311_Form Material_Report Qualification Results Summary
LTM4675EY#PBF	PRODUCTION
LTM4675IY	PRODUCTION
LTM4675IY#PBF	PRODUCTION
Jul 21, 2021 - 21_0159 Ink Mark to Laser Mark Conversion for µModule
		PCN21_0159_Form Material_Report Delta Qualification Matrix
LTM4675EY#PBF	PRODUCTION
LTM4675IY	PRODUCTION
LTM4675IY#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
LTM4675EY#PBF	PRODUCTION
LTM4675IY	PRODUCTION
LTM4675IY#PBF	PRODUCTION
Feb 5, 2020 - 20_0127 Supplier Material Change for µModule
		PCN20_0127_Form Material_Report Qualification Results Summary
LTM4675EY#PBF	PRODUCTION
LTM4675IY	PRODUCTION
LTM4675IY#PBF	PRODUCTION
Jul 25, 2019 - 19_0175 Notification of Qualification of New Mold Compound for the LTM4675 µModule Regulator
		PCN19_0175_Form Material_Report Qualification Results Summary
LTM4675EY#PBF	PRODUCTION
LTM4675IY	PRODUCTION
LTM4675IY#PBF	PRODUCTION

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

Software Resources

Device Drivers 1

LTC297x GitHub Linux Driver Source Code NEW

Hardware Ecosystem

Parts	Product Life Cycle	Description
Digital Power System Managers 1
LTC2975	RECOMMENDED FOR NEW DESIGNS	4-Channel PMBus Power System Manager Featuring Accurate Input Current and Energy Measurement

Parts	Product Life Cycle	Description
LTM4676A	RECOMMENDED FOR NEW DESIGNS	Dual 13A or Single 26A μModule Regulator with Digital Power System Management
LTM4677	RECOMMENDED FOR NEW DESIGNS	Dual 18A or Single 36A μModule (Power Module) Regulator with Digital Power System Management

Tools & Simulations

LTspice 3

Models for the following parts are available in LTspice:

LTM4675

Linduino 2

LTpowerCAD 1

LTM4675 Project - Dual Step-Down μModule Regulator (4.5-18V to 1V @ 9A & 1.8V @ 9A)

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.

Linduino is Analog Devices’ Arduino compatible system for developing and distributing firmware libraries and example code for our integrated circuits. Each Linduino-supported product includes an example main program, defined in the LTSketchbook/Part Number folder and driver code, defined in the LTSketchbook/libraries folder.

Linduino code repository on GitHub and instructions on how to use the code.

Purchase Linduino

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.

Evaluation Kits

LTM4675 + LTM4676A + LTM4677 + LTM4620A Demo Board | PSM μModule Power Stick

Buy Now View Details

Product Details

Demonstration circuit 2204B is a very compact demo board that showcases five different devices – LTM4675, LTM4676A, LTM4677, LTM4620A and LTC2974. These devices cover various product lines including DC/DC μModule^® regulator with digital power system management (LTM4675, LTM4676A and LTM4677), high current analog DC/DC μModule regulator (LTM4620A) and I²C/SMBus/PMBus power system managers with EEPROM (LTC2974). Please see data sheets for more detailed information.

Resources

DC2204B - Demo Manual
1.00M

DC2204B - Schematic
168.00K

DC2204B - Design Files
3.00M

LTM4675EY Demo Board | Dual PMBus Buck μModule Regulator, 4.5V ≤ VIN ≤ 17V, VOUT0/VOUT1 = 1V/1.8V @ 9A

Buy Now View Details

Product Details

Demonstration circuit 2053A is a dual-output, high efficiency, high density, μModule^® regulator, operating from a 4.5V to 17V input range. The demo board features the LTM4675 a dual 9A or single 18A step-down regulator with PMBus digital power system management. The default dual output voltages are 1V and 1.8V, but each can be set to a voltage from 0.5V to 5.5V. Each output can supply 9A maximum load current. Please see the LTM4675 data sheet for more detailed information.

Resources

DC2053A - Schematic
90.00K

DC2053A - Demo Manual
1.00M

DC2053A - Design Files
1.00M

Latest Discussions

2 Years Ago

LTM4675

Part Details

Documentation

Data Sheet 1

Reliability Data 1

User Guide 2

Application Note 7

Design Note 1

Technical Articles 1

Informational 1

Device Drivers 1

Product Selector Card 3

Solutions Bulletin & Brochure 1

Analog Dialogue 1

Webcast 1

Software Resources

Device Drivers 1

Evaluation Software 0

Hardware Ecosystem

Tools & Simulations

LTspice 3

Models for the following parts are available in LTspice:

Linduino 2

LTpowerCAD 1

LTpowerPlay®

Evaluation Kits

Product Details

Resources

Product Details

Resources

Latest Discussions

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