64

68

72

76

80

84

88

92

96

10% 20% 30% 40% 50% 60% 70% 80% 90% 100%

277Vac

230Vac

115Vac

0 . 7 8

0 . 8 0

0 . 8 2

0 . 8 4

0 . 8 6

0 . 8 8

0 . 9 0

0 . 9 2

0 . 9 4

0 . 9 6

0 . 9 8

1 . 0 0

5 0 %

6 0 %

7 0 %

8 0 %

9 0 %

1 0 0 %

2 7 7 V a c

2 3 0 V a c

1 1 5 V a c

CLG-150seriespossesssuperiorworkingefficiencythatupto91%canbereachedinfieldapplications.

LOAD

PowerFactorCharacteristic

EFFICIENCY vsLOAD(48VModel)

ConstantCurrentMode

LOAD

TherearetwomajorkindsofLEDdrivemethod"directdrive"and"withLEDdriver".

A typicalLEDpowersupplymayeitherworkin"constantvoltagemode(CV)orconstantcurrentmode(CC)"todrivetheLEDs.

Mean Well's LED power supply with CV+ CC characteristic can be operated at both CV mode [with LED driver, at area (A)] and CC mode [direct drive, at area (B)].

DRIVINGMETHODSOFLEDMODULE

TypicalLEDpowersupplyI-Vcurve

100

75

75

100

(max.)

Io (%)

Constant

Voltage area

Constant

Current area

Hiccup

Protection

(A)

(B)

(C)

(150W)

FileName:CLG-150-SPEC 2011-08-23

150WSingleOutputSwitchingPowerSupply