FAN7527B Fairchild Semiconductor, FAN7527B Datasheet - Page 7

• Manufacturer Part Number: FAN7527B
• Description: The FAN7527B provides simple and high performance active power factor correction
• Manufacturer: Fairchild Semiconductor

FAN7527B
Typical Performance Characteristics
7
Figure 5. Start-Up Threshold vs Temperature
Figure 3. Supply Current vs Supply Voltage
Figure 1. Error Amplifier Output Voltage
Fig.3 Supply Current vs. Supply Voltage
Fig.5 Start-up Threshold vs. Temperature
Fig.1 E.A. Output Voltage vs. C.S. Threshold
0.015
0.012
0.009
0.006
0.003
0.000
2.0
1.5
1.0
0.5
0.0
14
12
10
2.0
8
6
4
2
0
-25
0
vs Current Sensing Threshold
2.5
0
10
Vm1=4.0V
3.0
Vm1=3.5V
25
EA Output Voltage(V)
Temperature ( )
Supply Voltage(V)
Vm1=3.0V Vm1=2.5V Vm1=2.0V
20
3.5
50
℃
30
4.0
75
Vm1=1.5V
40
4.5
100
Vm1=0.5V
Vm1=1.0V
Vm1=0V
125
5.0
50
Figure 4. Reference Voltage vs Temperature
Figure 2. Multiplier Input Voltage
Figure 6. UV Lockout Hysteresis vs Temperature
Fig.2 Multiplier Input Voltage vs. C.S. Threshold
Fig.4 Reference Voltage vs. Temperature
Fig.6 UV Lockout Hysteresis vs. Temperature
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.7
2.6
2.5
2.4
2.3
5
4
3
2
1
0
-25
-25
0
vs Current Sensing Threshold
0
0
1
Veao=4.5V
Veao=4.25V
Multiplier Input Voltage(V)
25
25
Temperature ( )
Temperature ( )
2
Veao=4.0V Veao=3.75V
50
50
℃
℃
3
75
75
Veao=3.5V
4
100
100
Veao=3.0V
Veao=2.5V
Veao=3.25V
Veao=2.75V
125
125
5