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LA5774MP - Separately-excited Step-down Switching Regulator

Description

1.

This IC controls the switching output so that the VOS pin voltage becomes 1.26V (typ).

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

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Datasheet Details

Part number LA5774MP
Manufacturer onsemi
File Size 117.54 KB
Description Separately-excited Step-down Switching Regulator
Datasheet download datasheet LA5774MP Datasheet

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Full PDF Text Transcription

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Ordering number : ENA0490 LA5774MP Monolithic Linear IC Separately-excited Step-down Switching Regulator (Variable Type) http://onsemi.com Overview The LA5774MP is a Separately-excited step-down switching regulator (variable type). Functions • Low-ESR capacitor with increased reliability applicable as the output smoothing capacitor. • High efficiency. • Four external parts. • Time-base generator (160kHz) incorporated. • Current limiter incorporated. • Thermal shutdown circuit incorporated. • Soft start circuit incorporated. Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Symbol Conditions Maximum Input voltage Maximum Output current SW pin application reverse voltage Allowable power dissipation VIN max IO max VSW Pd max Mounted on a substrate.
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