Mean Well LDH-45 Series Manual

1
DC-DC Step-Up Constant Current LED driver
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
SPECIFICATION
MODEL
RATED CURRENT
CURRENT ACCURACY(Typ.)
VOLTAGE RANGE
Note.2
NO LOAD OUTPUT VOLTAGE(max.) 100V
OUTPUT
RATED POWER
RIPPLE & NOISE (max.)
RATED VOLTAGE
VOLTAGE RANGE
INPUT
EFFICIENCY (max.)
DC CURRENT (Typ.)
PWM
REMOTE ON/OFF
DIMMING
&
PWM DIMMING FREQUENCY
ON/OFF
CONTROL
QUIESCENT INPUT CURRENT
IN SHUTDOWN MODE(Typ.)
REMOTE ON/OFF
ANALOG
DIMMING
& DIM INPUT VOLTAGE RANGE
ON/OFF
MAX OPERATION VOLTAGE
CONTROL
QUIESCENT INPUT CURRENT
IN SHUTDOWN MODE(Typ.)
SHORT CIRCUIT
PROTECTION
OVER VOLTAGE (max.)
WORKING TEMP.
WORKING HUMIDITY
STORAGE TEMP., HUMIDITY
ENVIRONMENT
TEMP. COEFFICIENT
VIBRATION
SOLDERING TEMPERATURE Wave soldering: 265℃,5s (max.); Manual soldering: 390℃,3s (max.)
SAFETY STANDARDS
SAFETY &
EMC EMISSION
EMC
EMC IMMUNITY
MTBF
OTHERS DIMENSION
PACKING
NOTE ℃
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
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※   ：  ,   

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
LDH-45A-350 LDH-45A-500
350mA 500mA
±5% at 12VDC input
12~86VDC 12~86VDC
Non-DALI
24~86VDC 24~86VDC
DALI
100V
30.1W 43W
Note.3
2.5Vp-p
2.5Vp-p
12VDC
Note.2
9~18VDC
90%
91%
4.1A
2.8A
Leave open if not used
Power ON with dimming: PWM signal >2~8VDC or open circuit, between PWM DIM and DIM-
Power OFF : PWM signal <0.5VDC or short or PWM duty is equal to 0%, between PWM DIM and DIM-
1K~10KHz
7mA when PWM dimming OFF
Leave open if not used
Power on with dimming: DC input >0.25~8VDC or open circuit, between Analog DIM and DIM-
Power off : DC input <0.2VDC or short, between Analog DIM and DIM-
0.25~1.3VDC
8V; The output current remains constant when voltage changes from 1.3V to 8V
7mA when Analog dimming OFF
Protection type : Power OFF and fuse open
100V 100V
Protection type : Constant output voltage and shut off o/p current, recovers automatically after fault condition is removed
-40 ~ +70℃ (Refer to "Derating Curve")
20 ~ 90% RH non-condensing
-40 ~ +85℃, 10 ~ 95% RH
±0.03%/℃ (0 ~ 50℃)
10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
LVD BS EN/EN61347-1, BS EN/EN61347-2-13,EAC TP TC 004 approved
Compliance to BS EN/EN55015;EAC TP TC 020
Compliance to BS EN/EN61547,BS EN/EN61000-4-2,3,4,6,8; light industry level;EAC TP TC 020
12195.2K hrs min. Telcordia SR-332 (Bellcore) ; 1179.3K hrs min.
75*53*22.7mm (L*W*H)
138g;100pcs/14.8Kg/0.83CUFT[(Blank) type or (Blank) DA type],1.04CUFT(W type or WDA type)
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
LDH-45A-700 LDH-45B-350
LDH-45A-1050
700mA 350mA
1050mA
±5% at 24VDC input
12~64VDC 12~43VDC 21~126VDC
24~64VDC 24~43VDC 36~126VDC
75V 50V 146V
44.8W 45.15W 44.1W
1.9Vp-p 1.9Vp-p 2.5Vp-p
24VDC
18~32VDC
90% 91%
93%
4.2A 4.2A
2.1A
75V 50V 146V
MIL-HDBK-217F (25℃)
https://www.meanwell.com/serviceDisclaimer.aspx
LDH-45_1680-21407-0014-E-0225
L D H - 4 5
s e r i e s
User's Manual

LDH-45B-700 LDH-45B-1050
LDH-45B-500
500mA 700mA 1050mA
21~86VDC 21~64VDC 21~43VDC
36~86VDC 36~64VDC 36~43VDC
75V 50V
100V
43W 44.8W 45.15W
1.2Vp-p 1.2Vp-p
1.7Vp-p
95% 95%
94%
2.1A 2A 2A
75V 50V
100V
File Name:LDH-45-SPEC 2024-10-16