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LA5734MP - Monolithic Linear IC Separately-Excited Step-Down Switching Regulator

Description

of Functional Settings 1.

Calculation equation to set the output voltage This IC controls the switching output so that the VOS pin voltage becomes 0.8V (typ).

The VOS pin has the inrush current of 1µA (typ).

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Full PDF Text Transcription

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Ordering number : ENA0589B Monolithic Linear IC LA5734MP Overview www.DataSheet4U.com Separately-Excited Step-Down Switching Regulator (Variable Type) The LA5734MP 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 Maximum Ratings at Ta = 25°C Parameter Input voltage Maximum output current SW pin application reverse voltage Allowable power dissipation Operating temperature Storage temperature * Specified circuit board : 76.1×114.3×1.6mm3, Symbol VIN IO max VSW Pd max Topr Tstg Copper foil ratio 60% FR4 Mounted on a circuit board.* Conditions Ratings 34 3 -1 3.
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