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HT77S11

Holtek Semiconductor
Part Number HT77S11
Manufacturer Holtek Semiconductor
Description High Efficiency Synchronous Step-Up DC/DC Converter
Published Jul 16, 2010
Detailed Description www.DataSheet4U.com HT77S10/HT77S11 High Efficiency Synchronous Step-Up DC/DC Converter Features · Low start-up voltage...
Datasheet PDF File HT77S11 PDF File

HT77S11
HT77S11

Overview
www.
DataSheet4U.
com HT77S10/HT77S11 High Efficiency Synchronous Step-Up DC/DC Converter Features · Low start-up voltage: 0.
7V (Typ.
) · High efficiency: HT77S10: 91% (Typ.
) · Low ripple and low noise · Ultra low supply current: 20mA (Typ.
) · Low shutdown current: 1mA (Max.
) · Built-in voltage detector · 8-pin MSOP/SOP packages at IOUT=200mA, VIN=2.
4V, VOUT=3.
3V · High output voltage accuracy: ±4% · Output voltage: 3.
3V, 5.
0V or Adjustable Applications · Battery-powered equipment power source · Power source for cameras, camcorders, VCRs, · Power source for appliances, which require a higher PDAs, pagers, electronic data banks, and hand-held communication equipment operating voltage than that of the application batteries General Description The HT77S11 and HT77S10 are high efficiency PFM synchronous step-up DC-DC converters.
The two devices although functionally similar are different in their output drive current capabilities.
Synchronous rectification operation is used to increase ...


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