ADP3290 controller equivalent, programmable 2- to 4-phase synchronous buck controller.
* Selectable 2−, 3−, or 4−Phase Operation at Up to 1 MHz Per Phase
* ±7 mV Worse−Case Differential Sensing Error
* Logic−Level PWM Outputs for Interface to Ex.
* Desktop PC Power Supplies for:
* Next Generation Intel® Processors
* VRM Modules
http://onsemi.com
Packa.
of Optional RSW Resistors, See the Theory of Operation Section.
2. Connect Near Each Inductor.
VIN 12V
VIN RTN
L1
370nH 18A
2700mF/16V/3.3 Ax2 SANYO MV−WX SERIES
C1 + + C2
D1 1N4148 R1 10W
VTT I/O C5 1nF
POWER GOOD
PROCHOT
CB 120pF
RB 1.21kW
.
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