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RT8223L 데이터 시트보기 (PDF) - Richtek Technology

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RT8223L
High Efficiency, Main Power Supply Controller for Notebook Computer
Richtek
Richtek Technology Richtek
RT8223L Datasheet PDF : 24 Pages
First Prev 11 12 13 14 15 16 17 18 19 20 Next Last
RT8223L/M
VOUT1 Switching Frequency vs. Load Current
220
200
PWM Mode
180
160
VIN = 8V
TONSEL = GND, EN = FLOATING,
140 VENTRIP1 = 1.5V, VENTRIP2 = 5V
120
100
80
60
40
Ultrasonic Mode
20
DEM Mode
0
0.001
0.01
0.1
1
10
Load Current (A)
VOUT1 Switching Frequency vs. Load Current
220
200
PWM Mode
180
160
140 VIN = 20V
TONSEL = GND, EN = FLOATING,
120 VENTRIP1 = 1.5V, VENTRIP2 = 5V
100
80
60
40
Ultrasonic Mode
20
DEM Mode
0
0.001
0.01
0.1
1
10
Load Current (A)
VOUT2 Switching Frequency vs. Load Current
280
260
PWM Mode
240
220
200 VIN = 12V
180 TONSEL = GND, EN = FLOATING,
160 VENTRIP1 = 5V, VENTRIP2 = 1.5V
140
120
100
80
60
Ultrasonic Mode
40
20
DEM Mode
0
0.001
0.01
0.1
1
10
Load Current (A)
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12
VOUT1 Switching Frequency vs. Load Current
220
200
PWM Mode
180
160 VIN = 12V
140 TONSEL = GND, EN = FLOATING,
VENTRIP1 = 1.5V, VENTRIP2 = 5V
120
100
80
60
40
Ultrasonic Mode
20
DEM Mode
0
0.001
0.01
0.1
1
10
Load Current (A)
VOUT2 Switching Frequency vs. Load Current
280
260
PWM Mode
240
220
200 VIN = 8V
180 TONSEL = GND, EN = FLOATING,
160 VENTRIP1 = 5V, VENTRIP2 = 1.5V
140
120
100
80
60
40
Ultrasonic Mode
20
DEM Mode
0
0.001
0.01
0.1
1
10
Load Current (A)
VOUT2 Switching Frequency vs. Load Current
280
260
PWM Mode
240
220
200
180 VIN = 20V
160 TONSEL = GND, EN = FLOATING,
140 VENTRIP1 = 5V, VENTRIP2 = 1.5V
120
100
80
60
Ultrasonic Mode
40
20
DEM Mode
0
0.001
0.01
0.1
1
10
Load Current (A)
DS8223L/M-04 April 2011

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