RT8205A RICHTEK [Richtek Technology Corporation], RT8205A Datasheet - Page 14

• Manufacturer Part Number: RT8205A
• Description: High Efficiency, Main Power Supply Controllers for Notebook Computers
• Manufacturer: RICHTEK [Richtek Technology Corporation]

RT8205A/B/C
Copyright
www.richtek.com
14
V
V
V
OUT1
OUT1
OUT1
250
225
200
175
150
125
100
250
225
200
175
150
125
100
250
225
200
175
150
125
100
©
75
50
25
75
50
25
Output Switching Frequency vs. Load Current
75
50
25
Output Switching Frequency vs. Load Current
Output Switching Frequency vs. Load Current
2012 Richtek Technology Corporation. All rights reserved.
0
0.001
0
0
0.001
0.001
V
ENTRIP1 = 0.91V, ENTRIP2 = GND
V
ENTRIP1 = 0.91V, ENTRIP2 = GND
V
ENTRIP1 = 0.91V, ENTRIP2 = GND
IN
IN
IN
= 8V, TONSEL = GND, EN = V
= 12V, TONSEL = GND, EN = V
= 20V, TONSEL = GND, EN = V
PWM Mode
Ultrasonic Mode
PWM Mode
Ultrasonic Mode
PWM Mode
Ultrasonic Mode
0.01
0.01
0.01
Load Current (A)
Load Current (A)
Load Current (A)
0.1
0.1
0.1
DEM Mode
DEM Mode
DEM Mode
IN
IN
IN
,
,
,
1
1
1
10
10
10
V
V
V
OUT2
OUT2
OUT2
is a registered trademark of Richtek Technology Corporation.
300
275
250
225
200
175
150
125
100
300
275
250
225
200
175
150
125
100
300
275
250
225
200
175
150
125
100
75
50
25
Output Switching Frequency vs. Load Current
75
50
25
Output Switching Frequency vs. Load Current
75
50
25
Output Switching Frequency vs. Load Current
0
0
0.001
0
0.001
0.001
V
ENTRIP1 = GND, ENTRIP2 = 0.91V
V
ENTRIP1 = GND, ENTRIP2 = 0.91V
V
ENTRIP1 = GND, ENTRIP2 = 0.91V
IN
IN
IN
= 8V, TONSEL = GND, EN = V
= 20V, TONSEL = GND, EN = V
= 12V, TONSEL = GND, EN = V
PWM Mode
Ultrasonic Mode
PWM Mode
Ultrasonic Mode
PWM Mode
Ultrasonic Mode
0.01
0.01
0.01
Load Current (A)
Load Current (A)
Load Current (A)
DS8205A/B/C-06 July 2012
0.1
0.1
0.1
DEM Mode
DEM Mode
DEM Mode
IN
IN
,
IN
,
,
1
1
1
10
10
10