75W Single Output LED Power Supply
Power Factor Characteristic
Constant Current Mode
1 .0 0
0 .9 8
0 .9 6
0 .9 4
0 .9 2
0 .9 0
0 .8 8
0 .8 6
0 .8 4
0 .8 2
0 .8 0
0 .7 8
50%
60%
70%
80%
90%
100%
(75W)
CEN-75
series
PF
277V ac
230V ac
115V ac
LOAD
EFFICIENCY vs LOAD (48V Model)
CEN-75 series possess superior working efficiency that up to 91% can be reached in field applications.
94
90
86
EFFICIENCY (%)
82
78
74
70
66
62
58
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
LOAD
277Vac
230Vac
115Vac
DRIVING METHODS OF LED MODULE
This LED power supply is suggested to work in constant current mode area (CC) to drive the LEDs.
100
Constant
Current area
75
(max.)
Hiccup
Protection
50
100
Io (%)
Vo(%)
Typical LED power supply I-V curve
File Name:CEN-75-SPEC 2011-07-28
MEANWELL [ MEAN WELL ENTERPRISES CO., LTD. ]
