LM25085A datasheet, controller equivalent, National Semiconductor

LM25085A controller equivalent, 42v constant on-time pfet buck switching controller.

Avg. rating / M : 1.0 rating-1

datasheet Download (Size : 551.63KB)

Features and benefits

* Wide 4.5V to 42V input voltage range
* Adjustable current limit using RDS(ON) or a current sense
*
*
*
*
*
*
*
*
*
* res.

Application

This high voltage controller contains a PFET gate driver and a high voltage bias regulator which operates over a wide 4.

Description

The LM25085A is a functional variant of the LM25085 COT PFET Buck Switching Controller. The functional differences of the LM25085A are: The feedback reference voltage is 0.9V, the forced off-time after current limit detection is longer, and the soft-.

Image gallery