LTC3564 Datasheet PDF - Linear Technology Synchronous Step-Down Regulator Specs

LTC3564 - Synchronous Step-Down Regulator

Datasheet Summary

Description

5-Lead Plastic TSOT-23 5-Lead Plastic TSOT-23 6-Lead (2mm × 3mm) Plastic DFN 6-Lead (2mm × 3mm) Plastic DFN TEMPERATURE RANGE 40°C to 125°C 40°C to 125°C 40°C to 125°C 40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature range

Features

High Efficiency: Up to 96%.
Very Low Quiescent Current: Only 20μA.
1.25A Output Current.
2.5V to 5.5V Input Voltage Range.
2.25MHz Constant Frequency Operation.
No Schottky Diode Required.
Low Dropout Operation: 100% Duty Cycle.
0.6V Reference Allows Low Output Voltages.
Shutdown Mode Draws ≤ 1μA Supply Current.
Current Mode Operation for Excellent Line and Load Transient Response.
Overtemperature Protected.
Low Profile (1.

Datasheet Details

Part number	LTC3564
Manufacturer	Linear Technology
File Size	262.72 KB
Description	Synchronous Step-Down Regulator
Datasheet	LTC3564 Datasheet
Additional preview pages of the LTC3564 datasheet.

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Full PDF Text Transcription

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FEATURES ■ High Efficiency: Up to 96% ■ Very Low Quiescent Current: Only 20μA ■ 1.25A Output Current ■ 2.5V to 5.5V Input Voltage Range ■ 2.25MHz Constant Frequency Operation ■ No Schottky Diode Required ■ Low Dropout Operation: 100% Duty Cycle ■ 0.6V Reference Allows Low Output Voltages ■ Shutdown Mode Draws ≤ 1μA Supply Current ■ Current Mode Operation for Excellent Line and Load Transient Response ■ Overtemperature Protected ■ Low Profile (1mm) ThinSOTTM and 6-Lead (2mm × 3mm) U DFN Packages APPLICATIO S ■ Cellular Telephones ■ Wireless and DSL Modems ■ Digital Still Cameras ■ Media Players ■ Portable Instruments ■ Point of Load Regulation TYPICAL APPLICATIO 1.1μH VIN VIN SW CIN 22μF CER LTC3564 22pF RUN VFB GND 634k 316k 3564 TA01a VOUT 1.

Published: Mar 19, 2010 |