Preliminary Datasheet
HIGH PERFORMANCE POWER FACTOR CORRECTOR
Typical Performance Characteristics
AP1661A
40
38
2.55
2.54
Feedback Input Threshold (V)
OVP Current Threshold (
µ
A)
36
34
32
30
28
26
24
22
20
-40
2.53
2.52
2.51
2.50
2.49
2.48
2.47
2.46
2.45
-20
0
20
40
60
o
80
100
120
140
-40
-20
0
20
40
60
o
80
100
120
140
Temperature ( C)
Temperature ( C)
Figure 4. OVP Current Threshold vs. Temperature
Figure 5. Feedback Input Threshold vs. Temperature
42
40
13.0
VCC ON
12.5
UVLO Threshold (V)
38
Startup Current (
µ
A)
36
34
32
30
28
26
12.0
11.5
11.0
10.5
VCC OFF
10.0
24
22
-40
-20
0
20
40
60
o
80
100
120
140
9.5
-40
-20
0
20
40
60
o
80
100
120
140
Temperature ( C)
Temperature ( C)
Figure 6. Startup Current vs. Temperature
Figure 7. Under Voltage Lockout Threshold vs. Temperature
Jul. 2009 Rev. 1. 0
7
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
