LED lighting systems are widely used in industrial and specialty lighting fields, but power design has always been a core challenge for engineers. First, industrial lighting control systems need to be compatible with 48V power supply architectures, as traditional 24V systems can no longer meet the high-current distribution needs of high-power LED lighting. Second, LED light sources are far more sensitive to current than voltage, and the current stability and ripple control of power supply output directly determine LED luminous efficiency and service life. Furthermore, industrial lighting environments are complex, and power modules need to withstand multiple stresses including grid fluctuations, electromagnetic interference, and temperature variations. Additionally, plant lighting and UV curing equipment have higher requirements for power supply dynamic response and power density, requiring compact and efficient power solutions. The MDA100-48S12 is precisely a 100W highly reliable DC-DC power module designed to solve these LED lighting power challenges.
| Parameter | Specification |
|---|
| Input Voltage Range | 36V - 72V DC (Nominal 48V) |
| Output Voltage/Current | 12V / 8.33A |
| Output Power | 100W |
| Conversion Efficiency | 85% |
| Output Ripple (p-p) | 120mV |
| Isolation Voltage | Input-Output: 1500VDC Input-Case: 1050VDC Output-Case: 500VDC |
| Switching Frequency | 100-200KHz |
| Dimensions | 116.4 × 65 × 22mm |
| Mounting | DIN Rail Mount |
| Operating Temperature | Industrial: -25~+85°C Mil Grade I: -40~+85°C Mil Grade II: -55~+85°C |
Input Under-Voltage Protection: Prevents module damage when input voltage is too low
Input Over-Voltage Protection: Protects against transient overvoltage surges
Output Over-Current Protection: Triggers at 150% rated current
Output Short-Circuit Protection: Auto-recovery after fault elimination
Over-Temperature Protection: Multi-level thermal threshold protection
Modern industrial lighting control systems widely adopt 48V centralized power supply combined with distributed DC-DC converter architectures, which is safer and more reliable than traditional 220V AC distribution. The MDA100-48S12's 48V input range perfectly matches industrial 48V lighting power supply systems, and 12V/8.33A output can directly power LED driver power supplies, control circuits, and sensors. The module's ultra-low 120mV ripple ensures stable LED light source illumination, avoiding visible flickering that affects workers' visual health. 85% high conversion efficiency reduces heat loss and lowers the heat dissipation burden of lighting control cabinets. DIN rail mounting facilitates system integration and maintenance.
Plant factories and greenhouse supplemental lighting systems require high-power LED light sources to simulate different spectral combinations, with extremely strict requirements for power supply current stability and efficiency. The MDA100-48S12's 12V regulated output combined with constant current drive circuits provides stable power for red and blue LED arrays. Its 100-200KHz switching frequency supports PWM dimming control, achieving precise light intensity adjustment to meet lighting needs at different plant growth stages. The module supports -40°C to +85°C (Mil Grade I) temperature range, can be installed in greenhouse control cabinets to adapt to large day-night temperature variations, providing reliable power support for plant lighting systems.
Ultraviolet curing is widely used in printing, electronic coating, and adhesive curing fields, and UV-LED light sources require stable 12V DC power supply. The MDA100-48S12's 8.33A high-current output capability meets the power supply needs of high-power UV-LED modules, and 120mV low ripple ensures stable UV light intensity output, improving curing quality consistency. The module's fully enclosed metal housing design provides excellent electromagnetic shielding performance, effectively preventing electromagnetic interference generated during UV curing from affecting power supply operation. Compact dimensions facilitate installation inside UV curing equipment control boxes, supporting quick replacement and maintenance.
Lighting systems in smart factories and intelligent buildings are becoming increasingly intelligent, requiring stable 12V power supply for various sensors, controllers, and communication modules. The MDA100-48S12's 100W output power provides ample power budget for smart lighting control systems, supporting multiple load combination configurations. The module's built-in π-type input filter circuit suppresses harmonic interference in the power grid, ensuring stable operation of intelligent control systems. Comprehensive protection covers input anomalies, overload, and short-circuit fault conditions, improving smart lighting system operational reliability and reducing maintenance costs.
When selecting power modules for LED lighting systems, it is recommended to focus on the following points: First, confirm whether the input voltage range matches the lighting system's power supply architecture; 48V lighting systems should select DC-DC modules with 36-72V input range; second, pay attention to output ripple parameters—low-ripple power supplies can effectively extend LED service life and ensure lighting quality; third, evaluate efficiency indicators; high-efficiency power supplies in long-running lighting applications can significantly reduce energy consumption; finally, select appropriate temperature grades and protective measures based on installation environment. The MDA100-48S12, with its 48V-compatible input, 12V/8.33A high-current output, 85% high efficiency, and comprehensive protection functions, is the ideal choice for LED lighting system power supply.
The MDA100-48S12 DC-DC power module is specifically optimized for LED lighting systems. Its 36-72V wide voltage input perfectly matches the 48V industrial lighting power supply architecture, and 12V/8.33A stable output combined with 85% high conversion efficiency and 120mV low ripple characteristics provides reliable, efficient 12V power solutions for industrial lighting control cabinets, plant lighting, UV curing equipment, and smart lighting systems. The module features comprehensive protection functions, compact dimensions, and flexible mounting options, supporting full temperature grade selections to meet various LED lighting application scenario needs. It is a quality choice for improving lighting system performance and reliability.
