MEAN WELL PLN-20-18 [3/3] Constant current mode

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

LOAD

DRIVINGMETHODSOFLEDMODULE

20WSingleOutputLEDPowerSupply

PLN-20 series

FileName:PLN-20-SPEC2011-08-11

0.78

0.80

0.82

0.84

0.86

0.88

0.90

0.92

0.94

0.96

0.98

1.00

50% 60% 70% 80% 90% 100%

277Vac

230Vac

115Vac

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.

TypicalLEDpowersupplyI-Vcurve

Vo(%)

100

50 100

(max.)

Io (%)

Constant

Current area

Hiccup

Protection

(20W)