RT8877C Datasheet, PDF (19/38 Pages) Richtek Technology Corporation – Dual-Output PWM Controller for AMD SVI2 CPU Power Supply

CORE VR Dynamic VID Up
RT8877C
CORE VR Dynamic VID Up
VVDD
(500mV/Div)
ILOAD
(22A/Div)
SVD
(2V/Div)
SVT
(2V/Div)
VID = 0.4V to 1V, ILOAD = 11A
Time (20μs/Div)
VVDD
(500mV/Div)
ILOAD
(55A/Div)
SVD
(2V/Div)
SVT
(2V/Div)
CORE VR Dynamic VID Up
VID = 1V to 1.06875V, ILOAD = 55A
Time (20μs/Div)
CORE VR Dynamic VID Up
VVDD
(500mV/Div)
ILOAD
(55A/Div)
SVD
(2V/Div)
SVT
(2V/Div)
VID = 1V to 1.1V, ILOAD = 55A
Time (20μs/Div)
VVDD
(500mV/Div)
ILOAD
(55A/Div)
SVD
(2V/Div)
SVT
(2V/Div)
CORE VR Dynamic VID Up
VID = 1V to 1.2V, ILOAD = 55A
Time (20μs/Div)
CORE VR Load Transient
VVDD
(500mV/Div)
ILOAD
(55A/Div)
SVD
(2V/Div)
SVT
(2V/Div)
VVDD
(100mV/Div)
VID = 1V to 1.4V, ILOAD = 55A
Time (20μs/Div)
ILOAD
(120A/Div)
fLOAD = 10kHz, ILOAD = 55A to 150A
Time (4μs/Div)
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
DS8877C-00 November 2012
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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