RT8206A RICHTEK [Richtek Technology Corporation], RT8206A Datasheet - Page 15

• Manufacturer Part Number: RT8206A
• Description: High-Efficiency, Main Power Supply Controllers for Notebook Computers
• Manufacturer: RICHTEK [Richtek Technology Corporation]

DS8206A/B-04 March 2011
PGOOD1
PGOOD2
(10V/Div)
(10V/Div)
(5V/Div)
(5V/Div)
(2V/Div)
(5V/Div)
(5V/Div)
(2A/Div)
(5V/Div)
(5V/Div)
(2A/Div)
(5V/Div)
V
V
LDO
REF
V
CP
EN1
EN2
OUT1
OUT2
I
I
IN
L1
L2
PWM Mode
DEM Mode
TON = V
TON = V
No Load, V
EN2 = GND, ENLDO = V
CC,
CC,
Power On from EN1
Power On from EN2
Power On from VIN
EN1 = GND, EN2 = V
EN1 = V
Time (400μs/Div)
Time (1ms/Div)
Time (1ms/Div)
IN
= 12V, TON = V
CC
, EN2 = GND, ENLDO = V
IN
No Load, V
No Load, V
CC
CC,
, ENLDO = V
EN1 = V
IN
IN
= 12V,
= 12V,
CC
IN
IN
,
PGOOD1
PGOOD1
PGOOD2
(5V/Div)
(5V/Div)
(5V/Div)
(5V/Div)
(5V/Div)
(2A/Div)
(5V/Div)
(5V/Div)
(2A/Div)
(5V/Div)
(5V/Div)
(2A/Div)
V
V
V
EN1
EN1
EN2
OUT1
OUT1
OUT2
I
I
I
L1
L1
L2
DEM Mode
PWM Mode
PWM Mode
TON = V
TON = V
TON = V
CC,
CC,
CC,
Power On from EN1
Power On from EN1
Power On from EN2
EN1 = V
EN1 = V
EN1 = GND, EN2 = V
Time (1ms/Div)
Time (1ms/Div)
Time (1ms/Div)
RT8206A/B
CC
CC
, EN2 = GND, ENLDO = V
, EN2 = GND, ENLDO = V
I
LOAD
No Load, V
No Load, V
www.richtek.com
CC
= 4A, V
, ENLDO = V
IN
IN
IN
= 12V,
= 12V,
= 12V,
15
IN
IN
IN