RT8206A RICHTEK [Richtek Technology Corporation], RT8206A Datasheet - Page 12

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

RT8206A/B
Typical Operating Characteristics
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12
100
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0.001
0
0.001
0.001
DEM Mode
VOUT1 Efficiency vs. Load Current
VOUT2 Efficiency vs. Load Current
VOUT1 Efficiency vs. Load Current
DEM Mode
DEM Mode
0.01
0.01
0.01
Load Current (A)
Load Current (A)
Load Current (A)
PWM Mode
PWM Mode
Ultrasonic Mode
PWM Mode
0.1
0.1
0.1
V
EN2 = GND, EN1 = V
ENLDO = V
V
EN2 = GND, EN1 = V
ENLDO = V
V
EN2 = V
ENLDO = V
IN
IN
IN
Ultrasonic Mode
Ultrasonic Mode
= 7V, TON = V
= 25V, TON = V
= 12V, TON = V
CC
, EN1 = GND,
IN
IN
IN
1
1
1
, FB1 = GND
, FB1 = GND
, FB2 = GND
CC
CC
CC
,
CC
CC
,
,
,
,
10
10
10
100
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0.001
0
0.001
0
0.001
DEM Mode
VOUT1 Efficiency vs. Load Current
VOUT2 Efficiency vs. Load Current
VOUT2 Efficiency vs. Load Current
DEM Mode
DEM Mode
0.01
0.01
0.01
Load Current (A)
Load Current (A)
Load Current (A)
PWM Mode
PWM Mode
DS8206A/B-04 March 2011
0.1
0.1
0.1
Ultrasonic Mode
V
EN2 = GND, EN1 = V
ENLDO = V
V
EN2 = V
ENLDO = V
V
EN2 = V
ENLDO = V
Ultrasonic Mode
IN
IN
IN
PWM Mode
= 12V, TON = V
= 25V, TON = V
= 7V, TON = V
Ultrasonic Mode
CC
CC
, EN1 = GND,
, EN1 = GND,
IN
IN
IN
1
1
1
, FB1 = GND
, FB2 = GND
, FB2 = GND
CC
CC
CC
CC
,
,
,
,
10
10
10