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Part Number
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SC1155 |
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Manufacturer
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Semtech Corporation |
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Description
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PROGRAMMABLE SYNCHRONOUS DC/DC HYSTERETIC CONTROLLER WITH VRM 9.0 VID RANGE |
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Published
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Apr 8, 2005 |
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Detailed Description
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PROGRAMMABLE SYNCHRONOUS DC/DC HYSTERETIC CONTROLLER WITH VRM 9.0 VID RANGE
PRELIMINARY - August 7, 2000
SC1155
DESCRI...
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Datasheet
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SC1155
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Overview
PROGRAMMABLE SYNCHRONOUS DC/DC HYSTERETIC CONTROLLER WITH VRM 9.
0 VID RANGE
PRELIMINARY - August 7, 2000
SC1155
DESCRIPTION
The SC1155 is a synchronous-buck switch-mode controller designed for use in single ended power supply applications where efficiency is the primary concern.
The controller is a hysteretic type, with a user selectable hysteresis.
The SC1155 is ideal for implementing DC/DC converters needed to power advanced microprocessors such as Pentium® llI and Athlon®, in both single and multiple processor configurations.
Inhibit, under-voltage lockout and soft-start functions are included for controlled power-up.
SC1155 features include an integrated 5 bit D/A converter, temperatur...
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