SG6841D 查看數據表（PDF） - Unspecified
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SG6841D Datasheet PDF : 14 Pages
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High-integrated Green-mode PWM Controller
TYPICAL CHARACTERISTICS
Start-up Current (IDD ST) vs Tem perature
25.5
25.0
24.5
24.0
23.5
23.0
22.5
22.0
-40 -25 -10
5 20 35 50 65 80
TEMPERATURE (℃ )
95 110 125
Frequency vs. FB Voltage
70
60
50
40
30
20
10
0
1.1
1.4
1.7
2
2.3
2.6
2.9
FB VOLTAGE (V)
PWM Oscillator Frequency (Fosc) vs
Tem perature
64.4
64.3
64.2
64.1
64.0
63.9
63.8
63.7
-40 -25 -10
5 20 35 50 65 80
TEMPERATURE (℃ )
95 110 125
Product Specification
SG6841
Start-up Current (IDD ST) vs VDD Voltage
35
30
25
20
15
10
5
0
0
2
4
6
8
10
12
14
16
VDD VOLTAGE (V)
Frequency in green mode (Fosc-green) vs
Temperature
10.52
10.50
10.48
10.46
10.44
10.42
10.40
10.38
10.36
10.34
-40 -25 -10 5
20 35 50 65 80 95 110 125
TEMPERATURE (℃)
Maximum Duty Cycle DC(MAX.)vs
Temperature
84.75
84.70
84.65
84.60
84.55
84.50
84.45
84.40
84.35
84.30
84.25
84.20
-40 -25 -10 5
20 35 50 65 80 95 110 125
TEMPERATURE (℃)
©System General Corp.
-7-
Version 2.1 (IRO33.0001.B5)
www.sg.com.tw
Jun.15,2006
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