ADP3209D controller equivalent, synchronous buck controller.
* Single−Chip Solution
* Fully Compatible with the Intel® GMCH Chipset Voltage Regulator
Specifications
* Integrated MOSFET Drivers
* Input Voltage Range .
* Notebook Power Supplies for Next−Generation Intel Chipsets
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LFCSP32 CASE 932AE
MARKING DIAGRAM
A.
Pin No 1
Mnemonic FBRTN
Description Feedback Return Input/Output. This pin remotely senses the GMCH voltage. It is also used as the ground return for the VID DAC and the voltage error amplifier blocks.
2 FB Voltage Error Amplifier Feedback Input.
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