PT1305 Overview
The PT1305 is a step-up DC/DC converter designed for driving up to 24V from a single cell Lithium Ion battery. The PT1305 switches at 1.25 MHz, allowing the use of tiny, low cost and low height inductors and cap acitors. A c onstant frequency i nternally pensated c urrent mode PW M architecture resu lts in low, p redictable output noise t hat is easy to filter.