Owner's Manual

PLN-20 series possess superior working efficiency that up to 83.5% can be reached in field applications.
EFFICIENCY (%)
LOAD
Power Factor Characteristic
Power factor will be higher than 0.9 when output loading is 75% or higher.
EFFICIENCY vs LOAD (48V Model)
Constant Current Mode
PF
LOAD
DRIVING METHODS OF LED MODULE
20W Single Output LED Power Supply
PLN-20 series
File Name:PLN-20-SPEC 2022-02-18
42
46
50
54
58
62
66
70
74
78
82
86
90
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
277Vac
230Vac
115Vac
This LED power supply is suggested to work in constant current mode area (CC) to drive the LEDs.
(20W)
Typical LED power supply I-V curve
Vo(%)
100
75
50 100
(max.)
Io (%)
Constant
Current area
Hiccup
Protection
In the constant current region, the highest voltage at the output of the driver
depends on the configuration of the end systems.
Should there be any compatibility issues, please contact MEAN WELL.
0.65
0.7
0.75
0.8
0.85
0.9
0.95
1
0.5 0.6 0.7 0.8 0.9 1
277V
230V
115V
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