Datasheet Summary
NEW PRODUCT
1.5MHZ, 1A STEP-DOWN DC
- DC BUCK CONVERTER
Description
The AP3401 is a 1A step-down DC-DC converter. At heavy load, the constant-frequency PWM control performs excellent stability and transient response. No external pensation ponents are required.
Pin Assignments
(Top View)
Pin 1 Mark
The AP3401 supports a range of input voltages from 2.5V to 5.5V, allowing the use of a single Li+/Li-polymer cell, multiple Alkaline/NiMH cell, and other standard power sources. The output voltage is adjustable from 0.6V to the input voltage. The AP3401 employs internal power switch and synchronous rectifier to minimize external part count and realize high efficiency. During...