NCP1608BOOSTGEVB
http://onsemi.com
14
Figure 23. THD vs. Input Voltage
Figure 24. Individual Harmonic Current
Vin (Vac)
Nth HARMONIC
280
230
180
130
80
0
2
4
6
8
10
12
14
29
25
17
13
9
5
1
0
0.1
0.2
0.3
0.5
0.6
0.7
Figure 25. PF vs. Input Voltage
Figure 26. Efficiency vs. Input Voltage
Vin (Vac)
Vin (Vac)
290
255
220
185
150
115
80
0.90
0.91
0.92
0.94
0.96
0.97
0.98
1.00
290
255
220
185
150
115
80
90
92
94
96
98
100
THD (%)
HARMONIC CURRENT (A)
PF
EFFICIENCY (%)
P
out
= 50 W
P
out
= 100 W
0.93
0.95
0.99
P
out
= 50 W
P
out
= 100 W
P
out
= 50 W
P
out
= 100 W
0.4
21
33
37
P
in
= 75 W
115 Vac 60 Hz
230 Vac 50 Hz
IEC61000
−
3
−
2 Class D Limits
31
27
19
15
11
7
3
23
35
39
