LA5744 Datasheet (ON Semiconductor) - Separately-Excited Step-Down Switching Regulator

LA5744, Separately-Excited Step-Down Switching Regulator

LA5744 1.

Overcurrent protection function The overcurrent protection function detects, on a cycle-by-cycle basis, the output transistor current and turns off that output transistor current if it exceeds 3.1A.

Limit current Inductor current SWOUT voltage 2.

Short circuit protection function Thi

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