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LA5744

ON Semiconductor
Part Number LA5744
Manufacturer ON Semiconductor
Description Separately-Excited Step-Down Switching Regulator
Published Jan 20, 2016
Detailed Description Ordering number : ENA0717C LA5744 Monolithic Linear IC Separately-Excited Step-Down Switching Regulator (Variable Type) ...
Datasheet PDF File LA5744 PDF File

LA5744
LA5744

Overview
Ordering number : ENA0717C LA5744 Monolithic Linear IC Separately-Excited Step-Down Switching Regulator (Variable Type) http://onsemi.
com Overview 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 Symbol Conditions Input voltage Maximum output current SW pin application reverse voltage Allowable power dissipation VIN IO max VSW Pd max1 No heat sink Pd max2 Infinite heat sink Operating temperature Topr Storage temperature Tstg Junction temperature Tj max * Specified circuit board : 76.
1×114.
3×1.
6mm3 : Copper foil ratio 60% FR4 Ratings 30 3 -1 1.
75 7.
5 -30 to +125 -40 to +150 150 Unit V A V W W °C °C °C Stresses exceeding Maximum Ratings may damage the device.
Maximum Ratings are stress ratings only.
Fu...


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