RT6551A Complete DDR Memory Power Supply Controller

Richtek

Description

® RT6551A/B Complete DDR Memory Power Supply Controller General .
The RT6551A/B provides a complete power supply for DDR2/DDR3/DDR3L/LPDDR3/DDR4 memory systems.

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Datasheet Specifications

Part number: RT6551A
Manufacturer: Richtek
File Size: 284.16 KB
Datasheet: RT6551A-Richtek.pdf
Description: Complete DDR Memory Power Supply Controller

Features

* PWM Controller  Adjustable Current Limit with Low-Side RDS(ON) Sensing  Low Quiescent Supply Current  Quick Load-Step Response within 100ns  1% VVDDQ Accuracy Over Line and Load  Adjustable 0.675V to 3.3V Output Range for 1.8V (DDR2), 1.5V (DDR3), 1.35V (DDR3L), 1.2V (LPDDR3) and 1.2V (DD

Applications

* DDR2/DDR3/DDR3L/LPDDR3/DDR4 Memory Power Supplies
* Notebook computers
* SSTL18, SSTL15 and HSTL bus termination Pin Configurations (TOP VIEW) VTT VLDOIN BOOT UGATE PHASE VTTGND VTTSNS GND VTTREF VDDQ 20 19 18 17 16 1 15 LGATE 2 14 PGND 3 GND 13 CS 4 21 12 VDD 5 11 VID 6

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RT6551A Complete DDR Memory Power Supply Controller Richtek

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