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PM6670 Datasheet Complete DDR2/3 memory power supply controller

Manufacturer: STMicroelectronics

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General Description

The device PM6670 is a complete DDR2/3 power supply regulator designed to meet JEDEC specifications.

It integrates a Constant On-Time (C.O.T.) buck controller, a 2Apk sink/source Low Drop Out regulator and a 15mA low noise buffered reference.

The C.O.T.

Overview

PM6670 Complete DDR2/3 memory power supply controller Preliminary.

Key Features

  • switching Switching section (VDDQ) www. DataSheet4U. com.
  • 4.5V to 28V input voltage range.
  • 0.9V, ±1% voltage reference.
  • 1.8V (DDR2) or 1.5V (DDR3) fixed output voltages.
  • 0.9V to 2.6V adjustable output voltage.
  • 1.237V ±1% reference voltage available.
  • Very fast load transient response using constant on-time control loop.
  • No RSENSE current sensing using low side MOSFET’s RDS(ON).
  • Negative current limit.
  • Latched OVP and U.

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Brand Logo Part Number Description Manufacturer
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