rt8020 Richtek Technology Corporation, rt8020 Datasheet - Page 8

• Manufacturer Part Number: rt8020
• Description: Dual High-efficiency Step-down Dc-dc Converter
• Manufacturer: Richtek Technology Corporation

(500mA/Div)
(50mV/Div)
(500mA/Div)
www.richtek.com
8
RT8020
V
(2V/Div)
(1V/Div)
(2V/Div)
(1V/Div)
(1A/Div)
I
I N
OUT
I
V
V
OUT
V
V
I
OUT
OUT
LX
EN
IN
V
V
V
IN
IN
IN
= 3.6V, V
= 3.6V, V
= 3.6V, V
Load Transient Response
Power On from EN
Power On from V
OUT
OUT
OUT
Time (100 s/Div)
Time (250 s/Div)
Time (50 s/Div)
= 1.2V, I
= 1.2V, I
= 1.2V, I
OUT
OUT
OUT
= 10mA
= 10mA
= 50mA to 1A
IN
(500mA/Div)
(50mV/Div)
(500mA/Div)
(2V/Div)
V
(2V/Div)
(1V/Div)
(1A/Div)
(1V/Div)
I
I N
OUT
I
V
V
V
OUT
V
I
OUT
OUT
LX
EN
EN
V
V
V
IN
IN
IN
= 3.6V, V
= 3.6V, V
= 3.6V, V
Load Transient Response
Power Off from EN
Power On from EN
OUT
OUT
OUT
Time (100 s/Div)
Time (100 s/Div)
Time (50 s/Div)
= 1.2V,
= 1.2V, I
= 1.2V, I
DS8020-03 August 2007
I
OUT
OUT
OUT
=
= 50mA to 0.5A
= 1A
10mA