Click to expand full text
www.DataSheet4U.com
AT1397A/B
Preliminary Product Information 6-Channel DC-DC Converter for DSC Features
• 95% Efficient possible DC/DC Converter • Bulit-in LED Driver and Open LED Overvoltage Protection • Transformerless Inverting Controller for CCD Bias • 2 Channel Built-in MOSFET Current- Mode PWM and 4 Channel Extra PWM Controllers (CH-3 Synchronous Output) • Up to 1MHz Operating Frequency • Shutdown Current <1uA • Built-in Soft-Start Function Built-in Short-Circuit Protection Function • QFN48 Package
General Description
The AT1397A/B provide a complete power supply solution for digital cameras. They improve performance, component count, and size compared to other multi-channel controllers in 1-cell Li-Ion designs.