LA5757TP - Separately-excited Step-down Switching Regulator

Product Overview

ON Semiconductor

Part number	LA5757TP
Manufacturer	ON Semiconductor
File Size	62.22 KB
Description	Separately-excited Step-down Switching Regulator
Datasheet	LA5757TP Datasheet
Additional preview pages of the LA5757TP datasheet.

Calculation equation to set the output voltage This IC controls the switching output so that the VOS pin voltage becomes 1.255V (typ).

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

Output smoothing condenser can use a Low ESR condenser for the reliability improvement.
High efficiency.
Four external parts.
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 Output current SW pin.

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Published: Jan 25, 2016 |