RT8876A
Typical Operating Characteristics
CORE VR Power On
CORE VR Power Off from EN
VCORE
(1V/Div)
VCORE
(1V/Div)
VR_RDY
(2V/Div)
VR_RDY
(2V/Div)
EN
(2V/Div)
ALERT
(2V/Div)
VDIO
(1V/Div)
PWM1
(5V/Div)
VCORE = 1.1V, ILOAD = 5A
VCORE = 1.1V, ILOAD = 5A
Time (1ms/Div)
Time (100μs/Div)
CORE VR Dynamic VID Up
CORE VR Dynamic VID Up
Fast Slew Rate
Slow Slew Rate
VCORE
(500mV/Div)
VCORE
(500mV/Div)
VCLK
VCLK
(1V/Div)
(1V/Div)
ALERT
(2V/Div)
VDIO
ALERT
(2V/Div)
VDIO
(2V/Div)
(2V/Div)
VCORE = 0.7V up to 1.2V, ILOAD = 20A
VCORE = 0.7V up to 1.2V, ILOAD = 20A
Time (40μs/Div)
Time (100μs/Div)
CORE VR Dynamic VID Down
CORE VR Dynamic VID Down
Fast Slew Rate
Slow Slew Rate
VCORE
(500mV/Div)
VCORE
(500mV/Div)
VCLK
(1V/Div)
VCLK
(1V/Div)
ALERT
(2V/Div)
VDIO
ALERT
(2V/Div)
VDIO
(2V/Div)
(2V/Div)
VCORE = 1.2V down to 0.7V, ILOAD = 20A
VCORE = 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
24
DS8876A-02 October 2012
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
