Page 87 MEAN WELL LED DRIVER CATALOG

series DC/DC LED DrDriviverer

Features
• Constant current step-down mode •Class III safety voltage application
• Wide input and output voltage range • DALI dimming function
• High efficiency up to 95% • Protections: Short circuit / Input under voltage lockout
•Comply with BS EN55015/FCC part 15 for radiation • Fully enclosed plastic case
emission without Additional input filter and capacitors.
• 3 years warranty
LDD-350~1400H-DA LDD-350~1400H-WDA

Output current accuracy (Typ.) ±5% at 48VDC input (350~1050mA), 24VDC input (1400mA) (Typical)
Leave open if not used
• Power ON with dimming : PWM DIM~-Vin >1.2 ~5VDC or open circuit
Remote ON/OFF
PWM dimming & • Power OFF: PWM DIM~-Vin <0.1 VDC or short
ON/OFF control
• Max operation voltage 5.5 VDC
PWM frequency 200Hz only
Leave open if not used

Analog dimming Remote ON/OFF • Power ON with dimming : Analog DIM~-Vin >0.1~2.5VDC or open circuit
& ON/OFF control
• Power OFF: Analog DIM~-Vin <0.1VDC or short
• Max operation voltage 5. 5 VDC

Short circuit protection Constant current with auto-recovery
Power up (Typ.) 4.2VDC
Input under
voltage lockout
Power down (Typ.) 3.8VDC
o
Working temperature -40~+85 C (refer to output derating curve)
Safety standards EAC TP TC 004 approved

EMC standards BS EN55015, BS EN61547, BS EN61000-4-2,3,4,6,8, EAC TP TC 020
o
Operating case temp. (max.) 100 C
Dimension (LxWxH)(mm) 40.6x 23.5x 10.1

LDD-DA Series

Output
Input
Model No. Io Tol. Effi. Dimming
(VDC) Voltage Current
(VDC) (mA)
LDD-350H- DA 6~50 3~45 350
LDD-700H- DA 6~50 3~45 700
±5% 95% PWM+Analog
LDD-1050H- DA 6~50 3~45 1050

LDD-1400H- DA 6~40 3~36 1400
= Blank, W; Blank: pin style, W: Wire style

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