RT8206L RICHTEK [Richtek Technology Corporation], RT8206L Datasheet - Page 17

• Manufacturer Part Number: RT8206L
• Description: High Efficiency, Main Power Supply Controller for Notebook Computers
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Copyright
DS8206L/M-07 June 2012
(50mV/Div)
V
PGOOD2
(5V/Div)
OUT1_ac-
coupled
LGATE1
(5V/Div)
(5A/Div)
(5V/Div)
(5V/Div)
(5A/Div)
(5V/Div)
(5V/Div)
(2V/Div)
(2V/Div)
V
V
V
EN2
EN1
EN2
OUT2
OUT1
OUT2
I
I
L1
L2
©
2012 Richtek Technology Corporation. All rights reserved.
PWM Mode
EN1 = REF
PWM Mode, V
TON = V
VOUT1 Load Transient Response
TON = V
Power On from EN2 (Delay Start)
CC,
CC
Power On from EN2
, SKIP = V
EN1 = GND, EN2 = V
IN
V
Time (400μs/Div)
= 12V
IN
Time (1ms/Div)
Time (20μs/Div)
= 12V, TON = V
CC
, ENLDO = V
I
LOAD
CC
CC
= 4A, V
, ENLDO = V
, ENLDO = V
IN
, FB1 = V
IN
= 12V,
IN
CC
IN
(50mV/Div)
V
(10V/Div)
(20V/Div)
UGATE1
OUT2_ac-
coupled
LGATE1
LGATE2
(5V/Div)
(5V/Div)
(2V/Div)
(2V/Div)
(5V/Div)
(5V/Div)
(5V/Div)
(2A/Div)
V
V
EN1
V
is a registered trademark of Richtek Technology Corporation.
EN1
EN2
OUT1
OUT2
OUT1
I
L2
EN2 = REF
PWM Mode, V
VOUT2 Load Transient Response
TON = V
Power On from EN1 (Delay Start)
V
IN
= 12V, TON = V
CC
Power Off from EN1
, SKIP = V
IN
V
Time (400μs/Div)
Time (10ms/Div)
IN
= 12V
Time (20μs/Div)
= 12V, TON = V
CC
RT8206L/M
CC
, SKIP = V
, ENLDO = V
www.richtek.com
CC
CC
, ENLDO = V
, ENLDO = V
IN
, FB2 = V
IN
CC
IN
17