Description
PE-L20DA40 DALI 20W 500mA LED Driver
The DALI 20W 500mA LED Driver from Sarlux Electronics offers advanced lighting control through DALI (Digital Addressable Lighting Interface) protocol. Engineered for precision and energy efficiency, this constant current LED driver delivers smooth, flicker-free dimming and optimal performance for indoor commercial, architectural, and smart home lighting systems.
With a 20W output and 500mA current, it’s ideal for driving compatible LED luminaires requiring intelligent dimming and central control.
| Category | Parameter | PE-L20DA40 | PE-L20DA4040 |
|---|---|---|---|
| OUTPUT | Output Voltage | 25–40Vdc | 25–40Vdc |
| Max Output Voltage | 40Vdc | 40Vdc | |
| No-load Output Voltage | 51Vdc | 51Vdc | |
| Output Current | 350/400/450/500mA | 250/300/350/400mA | |
| Output Power | 8.75W–20W | 6.5W–16W | |
| Strobe Level | No Flicker | No Flicker | |
| Dimming Range | 0–100%, LEDstart at 0.1% possible | Same | |
| PWM Dimming Frequency | >3600Hz | Same | |
| Current Accuracy | ±5% | Same | |
| Power Down Mode | Memory function when power down | Same | |
| INPUT | Dimming Interface | DALI (IEC62386), Signal control current < 2mA | Same |
| Input Voltage Range | 200–250Vac | Same | |
| Frequency | 50/60Hz | Same | |
| Input Current | <0.1A @230V | Same | |
| Power Factor | PF >0.96/230V (at full load) | Same | |
| THD | 230Vac @ THD <6% (at full load) | Same | |
| Efficiency (typ.) | 86% | Same | |
| Inrush Current (typ.) | Cold start 25A @230Vac | Same | |
| Anti Surge | L-N: 1.8kV | Same | |
| Leakage Current | <0.25mA @230Vac | Same | |
| ENVIRONMENT | Working Temperature | ta: 45°C, tc: 80°C | Same |
| Working Humidity | 20–95% RH, non-condensing | Same | |
| Storage Temp., Humidity | -40–80°C, 10–95% RH | Same | |
| Temp. Coefficient | ±0.03%/°C (0–50°C) | Same | |
| Vibration | 10–500Hz, 2G, 12min./1cycle, 72min. total (X, Y, Z axes) | Same | |
| PROTECTION | Over-heat Protection | Adjusts or turns off output if PCB temp >110°C, auto recovers | Same |
| Overload Protection | Output shuts down >102% rated power, auto recovers | Same | |
| Short Circuit Protection | Auto shutdown and recovery | Same | |
| No-load Protection | Output constant voltage | Same | |
| SAFETY & EMC | Withstand Voltage | I/P–O/P: 3750Vac | Same |
| Isolation Resistance | I/P–O/P: 100MΩ / 500VDC (25°C / 70% RH) | Same | |
| Safety Standards | IEC/EN61347-1, IEC/EN61347-2-13 | Same | |
| EMC Emission | EN55015, EN61000-3-2 Class C, IEC61000-3-3 | Same | |
| EMC Immunity | EN61000-4-2,3,4,5,6,8,11; EN61547 | Same | |
| Strobe Test Standard | IEEE 1789 | Same | |
| OTHERS | Dimension (L×W×H) | 130×37×22.6mm | Same |
| Packing | PE Bag | Same | |
| Weight (G.W.) | 110g ±10g | Same |
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