LTC3371_15 datasheet(2/26 Pages) LINER

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LTC3371

3371fa

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Table oF conTenTs

Features..................................................... 1

Applications ................................................ 1

Typical Application ........................................ 1

Description.................................................. 1

Absolute Maximum Ratings.............................. 3

Pin Configuration .......................................... 3

Order Information.......................................... 3

Electrical Characteristics................................. 4

Typical Performance Characteristics ................... 6

Pin Functions ..............................................12

Block Diagram.............................................14

Operation...................................................15

Buck Switching Regulators..................................... 15

Buck Regulators with Combined Power Stages ...... 15

Power Failure Reporting Via RST Pins .................... 16

Temperature Monitoring and Overtemperature

Protection............................................................... 16

Programming the Operating Frequency .................. 16

Windowed Watchdog Timer.................................... 17

Choosing the CT Capacitor...................................... 17

Applications Information ................................18

Buck Switching Regulator Output Voltage and

Feedback Network .................................................. 18

Buck Regulators ..................................................... 18

Combined Buck Power Stages................................ 18

Input and Output Decoupling Capacitor Selection... 18

PCB Considerations ................................................20

Typical Applications ......................................20

Package Description .....................................23

Revision History ..........................................25

Typical Application .......................................26

Related Parts ..............................................26

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