RT8876A
AXG VR Power On
AXG VR Power Off from EN
VAXG
VAXG
(1V/Div)
(1V/Div)
VDIO
EN
(1V/Div)
(1V/Div)
ALERT
PWMA
(1V/Div)
(10V/Div)
VAXG = 1.1V, ILOAD = 5A
VAXG = 1.1V, ILOAD = 5A
Time (100μs/Div)
Time (1ms/Div)
AXG VR Dynamic VID Up
AXG VR Dynamic VID Up
Fast Slew Rate
Slow Slew Rate
VAXG
(500mV/Div)
VAXG
(500mV/Div)
VCLK
(2V/Div)
VCLK
(2V/Div)
VDIO
(2V/Div)
VDIO
(2V/Div)
ALERT
(2V/Div)
ALERT
(2V/Div)
VAXG = 0.7V up to 1.2V, ILOAD = 20A
VAXG = 0.7V up to 1.2V, ILOAD = 20A
Time (40μs/Div)
Time (100μs/Div)
AXG VR Dynamic VID Down
AXG VR Dynamic VID Down
Fast Slew Rate
Slow Slew Rate
VAXG
(500mV/Div)
VAXG
(500mV/Div)
VCLK
(2V/Div)
VCLK
(2V/Div)
VDIO
(2V/Div)
VDIO
(2V/Div)
ALERT
(2V/Div)
ALERT
(2V/Div)
VAXG = 1.2V down to 0.7V, ILOAD = 20A
VAXG = 1.2V down to 0.7V, ILOAD = 20A
Time (40μs/Div)
Time (100μs/Div)
Copyright 2012 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
26
DS8876A-02 October 2012
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
