RT8859M
AXG VR Power On
AXG VR Power Off from EN
VAXG
(1V/Div)
VAXG
(1V/Div)
VDIO
(1V/Div)
VRA_RDY
(1V/Div)
ALERT
(1V/Div)
EN
(1V/Div)
VRA_RDY
(2V/Div)
PWMA
(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.
DS8859M-05 July 2012
www.richtek.com
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RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
