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LA5779

Sanyo Semicon Device
Part Number LA5779
Manufacturer Sanyo Semicon Device
Description Monolithic Linear IC Separately-excited Step-down Switching Regulator
Published Dec 17, 2008
Detailed Description Ordering number : ENA0476A Monolithic Linear IC LA5779 com Separately-excited Step-down Switching Re...
Datasheet PDF File LA5779 PDF File

LA5779
LA5779

Overview
...gulator (Variable Type) Overview The LA5779 is a Separately-excited step-down switching regulator (variable type).
Functions • High efficiency.
• Six external parts.
• Time-base generator (160kHz) incorporated.
• Current limiter incorporated.
• Thermal shutdown circuit incorporated.
• ON/OFF function.
Specifications Parameter Maximum Input voltage Absolute Maximum Ratings at Ta = 25°C Symbol VIN max IO max VSW Pd max1 Pd max2 Operating temperature Storage temperature Junction temperature Topr Tstg Tj max Infinitely large heat sink.
Independent IC.
Conditions Ratings 30 3 -1 7.
5 1.
75 -30 to +125 -40 to +150 150 Unit V A V W W °C °C °C Maximum Output current SW pin application reverse vol...


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