LT3572

PRODUCTION

Dual Full-Bridge Piezo Driver with 900mA Boost Converter

Data Sheet (Rev. C) Product Selection Table

Part Models: 4
1ku List Price: Starting From $3.31

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Part Details

2.7V to 10V Input Voltage Range
900mA Boost Converter
Dual Full-Bridge Piezo Drivers
Programmable Switching Frequency from 500kHz to 2.25MHz
Synchronizable Up to 2.5MHz
Soft-Start
Separate Enable for Each Piezo Driver and Boost Converter
Available in a 4mm × 4mm 20-Pin QFN Package
AEC-Q100 Qualified for Automotive Applications

Part Models: 4
1ku List Price: Starting From $3.31

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
LT3572EUF#PBF	20-Lead QFN (4mm x 4mm x 0.75mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT3572EUF#TRPBF	20-Lead QFN (4mm x 4mm x 0.75mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT3572EUF#WPBF	20-Lead QFN (4mm x 4mm x 0.75mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT3572EUF#WTRPBF	20-Lead QFN (4mm x 4mm x 0.75mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Feb 14, 2025 - 25_0017 Bond Wire Change from Gold to Copper
		PCN25_0017_Form Material_Report Qualification Results Summary
LT3572EUF#PBF	PRODUCTION
LT3572EUF#TRPBF	PRODUCTION
Feb 20, 2022 - 21_0269 Addition of Alternate Assembly Site ASE Taiwan for Select LFCSP Products
		PCN21_0269_Form Material_Report Detailed Change Description Qualification Results Summary
LT3572EUF#PBF	PRODUCTION
LT3572EUF#TRPBF	PRODUCTION
Apr 17, 2025 - 25_0043 Change of Gold to Copper Wire and BOM (Automotive)
		PCN25_0043_Form Material_Report Delta Qualification Matrix Qualification Results Summary
LT3572EUF#WPBF	PRODUCTION
LT3572EUF#WTRPBF	PRODUCTION
Apr 14, 2025 - 25_0017 Bond Wire Change from Gold to Copper
		PCN25_0017_Form Material_Report Qualification Results Summary
LT3572EUF#WPBF	PRODUCTION
LT3572EUF#WTRPBF	PRODUCTION

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

Software Resources

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Tools & Simulations

LTspice 1

LT3572 Demo Circuit - Dual Full-Bridge Piezo Driver w/ 900mA Boost Converter (3V to 30V@50mA)

Models for the following parts are available in LTspice:

LT3572

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.