LM2575 (TO263)

LM2575 1A 52KHz 40V Buck DC to DC converter in TO263-5L package.

Allthough the specifications of the LM2575 (1A) and LM2576 (3A) are far from impressive today, they are still acceptable in many situations. The main advantage of the LM2575/LM2576 is that it is available from many vendors and therefore low-cost and easy to find. Many vendors offer more advanced regulators that are pinout compatible with the LM2575, therefore designing your PCB for the LM2575/LM2576 keeps your options wide open.

Manufacturs of the LM2575 are: Texax Instruments, Microchip, ON Semi, TAEJin, Huagao Semi.