SG6901 Fairchild Semiconductor, SG6901 Datasheet - Page 11

• Manufacturer Part Number: SG6901
• Description: The highly integrated SG6901A is designed for power supplies with boost PFC and flyback PWM
• Manufacturer: Fairchild Semiconductor

© 2008 Fairchild Semiconductor Corporation
SG6901A • Rev. 1.0.2
Typical Performance Characteristics
10.0
13.0
12.6
12.2
11.8
11.4
11.0
8.8
7.6
6.4
5.2
4.0
25
20
15
10
5
0
Figure 9. V
-40
-40
-40
-25
-25
Start Threshold Voltage (V
-25
Operating Current (I
Figure 7. Operating Current
Startup Current (I
Figure 5. Startup Current
-10
-10
-10
DD
5
5
5
Temperature (°C)
Turn-On Threshold Voltage
Temperature (°C)
T emperature (°C)
20
20
20
DD-ST
35
35
35
DD-OP
DD-ON
) vs. Temperature
50
50
) vs. Temperature
50
) vs. Temperature
65
65
65
80
80
80
95
95
95
110
110
110
125
125
125
11
68
67
66
64
63
62
25.5
25.1
24.7
24.3
23.9
23.5
11.0
10.6
10.2
9.8
9.4
9.0
-40
Figure 6. V
-40
-40
Figure 10. V
V
Minimum Operating Voltage (V
DD
-25
-25
-25
Over-Voltage Protection (V
-10
Figure 8. PWM Frequency
PWM Frequency (f
-10
-10
DD
5
5
Temperature (°C)
5
DD
Turn-Off Threshold Voltage
Temperature (°C)
20
OVP Threshold Voltage
T emperature (°C)
20
20
35
OSC
35
35
) vs. Temperature
50
DD-OVP
50
DD-OFF
50
65
65
65
) vs. Temperature
) vs. Temperature
80
80
80
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95
95
95
110
110
110
125
125
125