Description
www.DataSheet4U.com AT1397A/B Preliminary Product Information 6-Channel DC-DC Converter for DSC .
The AT1397A/B provide a complete power supply solution for digital cameras.
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)
Applications
* DSC Power Supply Pin Assignment
AT1397AN
36 37 38 39 40 41 42 43 44 45 46 47 48 1 2 3 4 5 6 7 8 9 10 11 12 35 34 33 32 31 30 29 28 27 26 25 24 23 22
AT1397BN CH1 Synchronous Rectified Current Mode Step-Down On-Chip MOSFET CH2 Synchronous Rectified Current Mode Step-Down On-Chip MOSFET CH3