SG5842JA Fairchild Semiconductor, SG5842JA Datasheet - Page 8
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SG5842JA
Manufacturer Part Number
SG5842JA
Description
The highly integrated SG5842A/JA series of PWM controllers provides several features to enhance the performance of flyback converters
Manufacturer
Fairchild Semiconductor
Datasheet
1.SG5842JA.pdf
(15 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SG5842JASZ
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
© 2007 Fairchild Semiconductor Corporation
SG5842A/SG582JA • Rev. 1.4.3
Performance Characteristics
Figure 6. Startup Current (
Figure 10. Minimum Operating Voltage (V
11.5
11.0
10.5
10.0
15
12
30
26
22
18
14
10
9.5
9
6
3
0
Figure 8. Operation Current (I
12
-40
-40
13
-25
-25
14
-10
-10
15
5
5
16
V
DD
20
20
vs. Temperature
Temperature °C
17
Voltage (V)
Temperature °C
35
Operation
35
18
GATE=1000pF
IDD-ST
50
50
19
) vs. Temperature
65
65
DD-OP
20
GATE=OPEN
80
80
21
) vs. V
95
22
95
DD-OFF
DD
110
23
110
)
125
24
125
8
Figure 9. Start Threshold (V
Figure 11. PWM Frequency (f
68
67
66
65
64
63
62
5.0
4.5
4.0
3.5
3.0
2.5
17.5
17.0
16.5
16.0
15.5
Figure 7. Operating Supply Current (I
-40
-40
-40
-25
-25
-25
-10
-10
-10
5
5
5
20
Temperature °C
Temperature °C
20
20
vs. Temperature
Temperature °C
35
35
35
DD-ON
50
OSC
50
50
) vs. Temperature
) vs. Temperature
65
65
65
80
80
80
www.fairchildsemi.com
DD-OP
95
95
95
110
110
)
110
125
125
125