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TPS51216 - Memory Power Solution Synchronous Buck Controller

Datasheet Summary

Description

The TPS51216 provides a complete power supply for DDR2, DDR3 and DDR3L memory systems in the lowest total cost and minimum space.

It integrates a synchronous buck regulator controller (VDDQ) with a 2-A sink/source tracking LDO (VTT) and buffered low noise reference (VTTREF).

Features

  • 1.
  • 2 Synchronous Buck Controller (VDDQ).
  • Conversion Voltage Range: 3 V to 28 V.
  • Output Voltage Range: 0.7 V to 1.8 V.
  • 0.8% VREF Accuracy.
  • D-CAP™ Mode for Fast Transient Response.
  • Selectable 300 kHz/400 kHz Switching Frequencies.
  • Optimized Efficiency at Light and Heavy Loads with Auto-skip Function.
  • Supports Soft-Off in S4/S5 States.
  • OCL/OVP/UVP/UVLO Protections.
  • Powergood Output.
  • 2-A LDO(VTT), Buffe.

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Datasheet preview – TPS51216

Datasheet Details

Part number TPS51216
Manufacturer Texas Instruments
File Size 1.23 MB
Description Memory Power Solution Synchronous Buck Controller
Datasheet download datasheet TPS51216 Datasheet
Additional preview pages of the TPS51216 datasheet.

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Full PDF Text Transcription

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www.ti.com TPS51216 SLUSAB9A – NOVEMBER 2010 – REVISED APRIL 2013 Complete DDR2, DDR3 and DDR3L Memory Power Solution Synchronous Buck Controller, 2-A LDO, Buffered Reference Check for Samples: TPS51216 FEATURES 1 •2 Synchronous Buck Controller (VDDQ) – Conversion Voltage Range: 3 V to 28 V – Output Voltage Range: 0.7 V to 1.8 V – 0.8% VREF Accuracy – D-CAP™ Mode for Fast Transient Response – Selectable 300 kHz/400 kHz Switching Frequencies – Optimized Efficiency at Light and Heavy Loads with Auto-skip Function – Supports Soft-Off in S4/S5 States – OCL/OVP/UVP/UVLO Protections – Powergood Output • 2-A LDO(VTT), Buffered Reference(VTTREF) – 2-A (Peak) Sink and Source Current – Requires Only 10-μF of Ceramic Output Capacitance – Buffered, Low Noise, 10-mA VTTREF Output – 0.
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