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    High Performance Programmable Synchronous DC-DC Controller for Low Voltage Microprocessors

    DC/DC ¿ª¹Ø¿ØÖÆÆ÷ Syn DC-DC Controller Programmable

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    Description

    The RC5057 is a synchronous mode DC-DC controller IC which provides a highly accurate, programmable output voltage for all Pentium II & III CPU applications and other high-performance processors. The RC5057 features remote voltage sensing, adjustable current limit, and active droop for optimal converter transient response. The RC5057 uses a 5-bit D/A converter to program the output voltage from 1.3V to 3.5V.

    Features

    ? Programmable output from 1.3V to 3.5V using an integrated 5-bit DAC

    ? Remote sense

    ? Active Droop

    ? 85 efficiency typical at full load

    ? Integrated Power Good and Enable/Soft Start functions

    ? Drives N-channel MOSFETs

    ? Overcurrent protection using MOSFET sensing

    ? 16 pin SOIC package

    ? Meets Intel Pentium II & III specifications using minimum number of external components

    Applications

    ? Power supply for Pentium? II & III

    ? VRM for Pentium II & III processor

    ? Telecom line cards

    ? Routers, switches & hubs

    ? Programmable step-down power supply

    RC5057M²úÆ·ÊôÐÔ

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      RC5057M

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      DC/DC ¿ª¹Ø¿ØÖÆÆ÷ Syn DC-DC Controller Programmable

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      Texas Instruments

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      6 V to 100 V

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      1.215 V to 80 V

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      3.5 A

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    RC5057M ²úÆ·Ïà¹ØÐͺÅ

    • AD402M188VSB-5
    • AD402M88VSB-5
    • AP1117T15
    • AP1117T-33LA
    • AP1117T-50LA
    • AT17LV040A-10NI
    • AT17LV256A-10NI
    • AT17LV65-10JI
    • DX20A-132P-CR3
    • DX30-132P-CR3
    • DX30AJ-132P-CR3
    • DX32AJ-132P-CR3
    • HYB18D256800TEL-7
    • HYB39D128800TEL-7
    • ICL7621BCPD
    • ICL7641BCPD
    • K4H510438B-TLA2
    • K4H561638B-TLA2
    • K4H563238A-TLA2
    • K4H640838B-TLA2
    • MIC2211-1.5/1.8BML
    • MIC2211-2.5/1.9BML
    • MIC2211-2.5/2.8BML
    • MIC2211-SMBML
    • MIC2211-WBML
    • MIC5255-3.0YML
    • OPA335AID
    • RC4580ID
    • RT9231-CS
    • SDA3302-5X

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    • Faraday
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    • FEELING
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    • FERROXCUBE
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