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HLG-480H-C Datasheet(PDF) 3 Page - Mean Well Enterprises Co., Ltd.

Part No. HLG-480H-C
Description  480W Constant Current Mode LED Driver
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Maker  MEANWELL [Mean Well Enterprises Co., Ltd.]
Homepage  http://www.meanwell.com
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BLOCK DIAGRAM
PFC fosc : 45KHz
PWM fosc : 55KHz
DIM+
(B Type)
DIM-
DETECTION
PWM
CIRCUIT
O.L.P.
EMI FILTER
RECTIFIERS
POWER
SWITCHING
FILTER
&
RECTIFIERS
Vo+
Vo-
I/P
FG
CONTROL
O.V.P.
&
O.L.P.
PFC
CIRCUIT
PFC
CONTROL
O.T.P.
480W
Constant Current Mode LED Driver
HLG-480H-C series
File Name:HLG-480H-C-SPEC 2017-01-17
DRIVING METHODS OF LED MODULE
In the constant current region, the highest voltage at the output of the driver
MEAN WELL Environment Adaptive Function allows the driver to detect
depends on the configuration of the end systems.
and automatically adjust the output up to 120% Vo with 80% Io and turns
Should there be any compatibility issues, please contact MEAN WELL.
into the desired Constant Current area after the luminaire reaches steady
state operation.
Should there be any questions, please contact MEAN WELL.
Typical LED driver I-V curve
100
50
50
100
Vo(%)
Constant
Current area
80
120
(120% Vo, 80% Io)
※ This series works in constant current mode to directly drive the LEDs.




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