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RT6551B, RT6551A Datasheet - Richtek

RT6551B Complete DDR Memory Power Supply Controller

The RT6551A/B provides a complete power supply for DDR2/DDR3/DDR3L/LPDDR3/DDR4 memory systems. It integrates a synchronous PWM Buck controller with a 1.5A sink/source tracking linear regulator and buffered low noise reference. The PWM controller provides the low quiescent current, high efficiency, e.

RT6551B 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

RT6551A-Richtek.pdf

This datasheet PDF includes multiple part numbers: RT6551B, RT6551A. Please refer to the document for exact specifications by model.
RT6551B Datasheet Preview Page 2 RT6551B Datasheet Preview Page 3

Datasheet Details

Part number:

RT6551B, RT6551A

Manufacturer:

Richtek

File Size:

284.16 KB

Description:

Complete ddr memory power supply controller.

Note:

This datasheet PDF includes multiple part numbers: RT6551B, RT6551A.
Please refer to the document for exact specifications by model.

RT6551B Distributor

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RT6551B RT6551A Complete DDR Memory Power Supply Controller Richtek