NCP1050, NCP1051, NCP1052, NCP1053, NCP1054, NCP1055
70
75
70
65
60
V
= 110 V
AC
in
V
in
= 85 V
AC
V
= 85 V
AC
in
65
60
55
V
V
= 230 V
AC
V
in
= 110 V
AC
in
= 265 V
in
AC
V
in
= 230 V
AC
V
in
= 265 V
AC
50
45
55
50
0
0.5
1.0
1.5
0
0.5
1.0
1.5
LOAD CURRENT (A)
LOAD CURRENT (A)
Figure 36. Converter Efficiency
Figure 37. Charger Efficiency
Ch1: V
Ch1: V
out
out
Ch2: Rectified V
Ch2: Rectified V
in
in
(V = 230 V
,
(V = 230 V
,
in
AC
in
AC
I
= 0.5 A)
I
= 0.5 A)
out
out
Figure 38. Converter On/Off Line Transient
Response
Figure 39. Charger On/Off Line Transient
Response
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