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LA5744

Sanyo Semicon Device
Part Number LA5744
Manufacturer Sanyo Semicon Device
Description Monolithic Linear IC Separately-Excited Step-Down Switching Regulator
Published Dec 16, 2008
Detailed Description Ordering number : ENA0717C Monolithic Linear IC LA5744 Overview www.DataSheet4U.com Separately-Excited Step-Down Swi...
Datasheet PDF File LA5744 PDF File

LA5744
LA5744

Overview
Ordering number : ENA0717C Monolithic Linear IC LA5744 Overview www.
DataSheet4U.
com Separately-Excited Step-Down Switching Regulator (Variable Type) The LA5744 is a separately-excited step-down switching regulator (variable type).
Functions • High efficiency.
• Time-base generator (300kHz) incorporated.
• Current limiter incorporated.
• Thermal shutdown circuit incorporated.
• Soft start circuit incorporated.
Specifications Maximum Ratings at Ta = 25°C Parameter Input voltage Maximum output current SW pin application reverse voltage Allowable power dissipation Symbol VIN IO max VSW Pd max1 Pd max2 Operating temperature Storage temperature Junction temperature Topr Tstg Tj max No heat sink Infinite heat sink Conditions Ratings 30 3 -1 1.
75 7.
5 -30 to +125 -40 to +150 150 Unit V A V W W °C °C °C * Specified circuit board : 76.
1×114.
3×1.
6mm3 : Copper foil ratio 60% FR4 Recommended Operating Conditions at Ta = 25°C Parameter Input voltage range Symbol VIN Conditions Ratings 4.
5 to...


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