Datasheet Summary
A4490 Triple Output Step-Down Switching Regulator
Features and Benefits
- Three buck converters
- 4.5 to 34 V input voltage range
- 550 kHz fixed frequency
- Multiphase switching
- Independent control of each converter
- Power-on-reset flag
- Internal pensation
- 4 × 4 mm QFN Package, small PCB footprint
Package: 20-contact QFN (suffix ES)
Approximate size
Description
Designed to provide the power supply requirements of printers, office automation, industrial, and portable equipment, the A4490 provides three high current, high performance, switching regulator outputs with independent soft start.
High frequency switching allows selection of inexpensive inductors and small ceramic...