APW8869B controller equivalent, ddr2 and ddr3/ddr3l synchronous buck controller.
Buck Controller (VDDQ)
* High Input Voltages Range from 6V to 21V Input
Power
* Provide Adjustable Output Voltage from 0.9V to
2V +1%Accuracy over Temperature
VIN 6V~21V
VDDQ
Q1 LOUT
Q2
5V
VCC CS
RCS
* DDR2, and DDR3/DDR3L Memory Power Supplies
* SSTL-2 SSTL-18 an.
The APW8869B integrates a synchronous buck PWM controller to generate VDDQ, a sourcing and sinking LDO linear regulator to generate VTT. It offers the lowest total solution cost in system where space is at a premium.
The APW8869B provides excellent t.
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