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Product Specification
Highly-Integrated Green-Mode PWM Controller
SG6846
© System General Corp.
- 8 -
www.sg.com.tw
Version 1.0(IAO33.0008.B0)
Sep. 30, 2004
PWM Frequency vs Temperature
64.600
64.700
64.800
64.900
65.000
65.100
65.200
65.300
-40
-25
-10
5
20
35
50
65
80
95
110
125
Temperature (℃)
Current-limit Threshold vs VIN Voltage
0
0.2
0.4
0.6
0.8
1
1
1.522.5
3
VIN (V)
Output Current of pin RT vs Temperature
70.000
71.000
72.000
73.000
74.000
75.000
76.000
77.000
78.000
-40
-25
-10
5
20
35
50
65
80
95
110
125
Temperature (℃)
PWM Frequency vs FB Voltage (RI = 26KΩ)
0
20
40
60
1.5
1.6
1.7
1.8
1.9
2
2.1
2.2
2.3
VFB (V)
2/3 Current-limit Threshold vs VIN Voltage
0
0.2
0.4
0.6
0.8
1
1
1.522.5
3
VIN (V)
OTP Threshold Voltage vs Temperature
1.015
1.035
1.055
1.075
1.095
1.115
-40
-25
-10
5
20
35
50
65
80
95
110
125
Temperature (℃)
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