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Part Number
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LTC1142L |
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Manufacturer
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Linear Technology |
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Description
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Dual High Efficiency Synchronous Step-Down Switching Regulators |
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Published
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Mar 22, 2005 |
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Detailed Description
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U U
FEATURES
s Dual Outputs: 3.3V and 5V or User Programmable s Ultrahigh Efficiency: Over 95% Possible s Current Mode ...
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Datasheet
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LTC1142L
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Overview
U U
FEATURES
s Dual Outputs: 3.
3V and 5V or User Programmable s Ultrahigh Efficiency: Over 95% Possible s Current Mode Operation for Excellent Line and Load
Transient Response s High Efficiency Maintained over 3 Decades of
Output Current s Low Standby Current at Light Loads: 160µA/Output s Independent Micropower Shutdown: IQ 40µA s Wide VIN Range: 3.
5V to 20V s Very Low Dropout Operation: 100% Duty Cycle s Synchronous FET Switching for High Efficiency s Available in Standard 28-Pin SSOP
U APPLICATIO S
s Notebook and Palmtop Computers s Battery-Operated Digital Devices s Portable Instruments s DC Power Distribution Systems
LTC1142/LTC1142L/LTC1142HV
Dual High Efficiency Synchronous Step-D...
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