LTC3422

PRODUCTION

1.5A, 3MHz Synchronous Step-Up DC/DC Converter with Output Disconnect

Data Sheet Product Selection Table

Part Models: 2
1ku List Price: Starting From $3.60

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Part Details

700mA Continuous/1A Pulsed Output Current for Li-Ion to 5V Applications
Synchronous Rectification: Up to 96% Efficiency
True Output Disconnect
Inrush Current Limiting
Adjustable Automatic Burst Mode^® Operation
Low Noise, Fixed Frequency Operation from 100kHz to 3MHz
0.5V to 4.5V Input Range
2.25V to 5.25V Adjustable Output Voltage
Guaranteed 1V Start-Up
Programmable Soft-Start
Synchronizable Oscillator
Low Quiescent Current: 25μA
<1μA Shutdown Current
Anti-Ringing Control
Small (3mm × 3mm × 0.75mm) Thermally Enhanced 10-Pin DFN Package

Part Models: 2
1ku List Price: Starting From $3.60

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
LTC3422EDD#PBF	10-Lead DFN (3mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3422EDD#TRPBF	10-Lead DFN (3mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

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

Software Resources

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Hardware Ecosystem

Parts	Product Life Cycle	Description
Internal Power Switch Boost Regulators 1
LTC3529	RECOMMENDED FOR NEW DESIGNS	1.5A, 1.5MHz Step-Up DC/DC Converter in 2mm × 3mm DFN

Tools & Simulations

LTspice 1

LTC3422 - Step-Up (Boost) Regulators

Models for the following parts are available in LTspice:

LTC3422

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.

Evaluation Kits

LTC3422EDD Demo Board | 1.8V ≤ VIN ≤ 3V, VOUT = 3.3V @ 600mA (Max)

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Product Details

Demonstration circuit 860 is a 1.5A, 1MHz synchronous boost converter featuring the LTC3422EDD, which features true output disconnect in shutdown. The demo board produces 3.3V at 600mA (max) from a 1.8V to 3V input voltage range.

Resources

DC860A - Schematic
9/24/2009

DC860A - Demo Manual
9/24/2009

DC860A - Design File
9/24/2009

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