The **LEDPRO100WH** is typically a 100W industrial-grade LED floodlight or high-bay luminaire. These devices are complex electronic systems designed to manage high voltage, thermal output, and light consistency. --- ### Core Electronic Components The system is generally divided into three main subsystems: the **LED Array**, the **Driver (Power Supply)**, and the **Thermal Management System**. | Component | Description | Function | | :--- | :--- | :--- | | **SMD LED Chips** | Surface Mounted Diode chips (often Philips or Lumileds). | Converts electrical energy into photons (light). | | **LED Driver** | Constant current switching power supply. | Regulates input AC (100-277V) to a stable DC output. | | **MCPCB** | Metal Core Printed Circuit Board. | Acts as the base for LEDs; pulls heat away from the chips. | | **MOV** | Metal Oxide Varistor. | Provides surge protection against lightning or grid spikes. | | **Optics/Lens** | Polycarbonate or glass cover. | Distributes light at specific beam angles (e.g., 90° or 120°). | --- ### Detailed Electronic Breakdown #### 1. The LED Driver (The "Engine") The driver is the most critical electronic part. Since LEDs are current-sensitive devices, the driver ensures the current does not fluctuate, which would lead to "thermal runaway" and burnout. * **PFC (Power Factor Correction):** Most 100W units include active PFC to ensure efficiency (>0.95). * **PWM Dimming:** Some models include a secondary circuit for 0-10V dimming. * **Isolation Transformer:** Provides a safety barrier between the high-voltage AC input and the low-voltage DC output. #### 2. The LED Matrix The "100W" rating is achieved by wiring multiple low-wattage LEDs in a series-parallel configuration. * **Configuration:** Usually 100 to 150 small SMD2835 or SMD3030 chips. * **Benefit:** If one chip fails, the parallel circuitry allows the rest of the board to remain illuminated. #### 3. Protection Circuitry To survive outdoor or industrial environments, the electronics include: * **Over-temperature Protection (OTP):** A thermistor on the board that dims the light if the temperature exceeds a safe threshold (usually 85°C). * **Surge Protection:** Built-in 4kV to 10kV protection to prevent damage from power surges. --- ### Technical Specifications (Typical) ```json { "Power_Consumption": "100 Watts", "Input_Voltage": "AC 100-240V / 277V", "Driver_Type": "Constant Current (CC)", "Efficiency": "130-150 Lumens per Watt", "CRI": ">80 (Color Rendering Index)", "IP_Rating": "IP65 or IP66 (Waterproof)" } ```