RT6551A - Complete DDR Memory Power Supply Controller

Richtek

Datasheet Details

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

The RT6551A/B provides a complete power supply for DDR2/DDR3/DDR3L/LPDDR3/DDR4 memory systems.

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 (DDR4)  4.5V to 26V Battery Input Range  Resistor Adjustable Frequency  Over-/Under-Voltage Protection  Internal Voltage Ramp Soft-Start  Drives Large Synchronous Rectifier MOSFETs  Power Good Indi.

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Published: Dec 25, 2024 |