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RT8207GQW

  • In Stock: 9907
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Description
General Description
The RT8207 provides a complete power supply for both DDRII/DDRIII memory systems. It integrates a synchronous PWM buck controller with a 3A sink/source tracking linear regulator and a buffered low noise reference.
Features PWM Controller ` Resistor Programmable Current Limit by Low-Side RDS(ON) Sense ` Quick Load-Step Response within 100ns ` 1% VOUT Accuracy Over Line and Load ` Fixed 1.8V (DDRII), 1.5V (DDRIII) or Adjustable 0.75V to 3.3V Output Range ` Battery Input Range 2.5V to 26V ` Resistor Programmable Frequency ` Over/Under Voltage Protection ` 4 Steps Current Limit During Soft-Start ` Drives Large Synchronous-Rectifier FETs ` Power-Good Indicator 3A LDO (VTT), Buffered Reference (VTTREF) ` Capable to Sink and Source Up to 3A ` LDO Input Available to Optimize Power Losses ` Requires Only 20μF Ceramic Output Capacitor ` Buffered Low Noise 10mA VTTREF Output ` Accuracy ±20mV for Both VTTREF and VTT ` Supports High-Z in S3 and Soft-Off in S4/S5 RoHS Compliant and Halogen FreeApplications DDRII/DDRIII Memory Power Supplies Notebook Computers SSTL18, SSTL15 and HSTL Bus Termination
Alternatives

Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.

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