PM6641 Datasheet (STMicroelectronics) - Monolithic VR for chipset and DDR2/3 supply

PM6641, Monolithic VR for chipset and DDR2/3 supply

The PM6641 is a monolithic voltage regulator module specifically designed to supply DDR2/3 memory and chipset in ultra-mobile PC and real estate constrained portable systems.

It integrates three independent, adjustable, constant frequency buck converters, a ±2 Apk Low Drop-Out (LDO) linear regulator

PM6641 Features

* 0.8 V ±1 % internal voltage reference V to 5.5 V input voltage range Fast response, constant frequency, current mode control Three independent, adjustable, out-of-phase SMPS for DDR2/3 (VDDQ) and chipset supply Low noise DDR2/3 reference (VTTREF) ±2 Apk LDO for DDR2/3 termination (VTT) with f