The is a dual-port constant current board primarily used for driving LED backlight strips in 15-inch to 24-inch LCD panels. It is frequently used for TV repairs, monitor modifications, or high-performance vehicle lighting setups. Technical Specifications
The GYD-9E is a compact, dual-port constant current LED driver board designed to upgrade 15-inch to 24-inch LCD monitors from CCFL to LED backlighting. Operating on 10V–30V DC, this 69mm x 19mm board features independent port control for stable operation and standard 4-pin input for VCC, ENA, ADJ, and GND signals. For more details, visit AliExpress GYD GYD-9E Placa Alimentación Tira LED TV LCD 11 - 20
Save a copy of this article and cross-reference with a generic "SSR-10AA" datasheet—they share 95% of the same specifications. gyd-9e datasheet
Power a Raspberry Pi or Arduino from a 24V industrial PLC supply.
You would need a heatsink with Θ_sa ≤ 4°C/W (assuming Θ_jc=1.5, Θ_cs=0.5). The is a dual-port constant current board primarily
| Module | Input Range | Output Current | Efficiency | Key Advantage | |--------|-------------|----------------|------------|----------------| | | 4.5-28V | 3A | 96% | Good balance of size and power | | LM2596 module | 4.5-40V | 3A | 85% | Higher input voltage | | MP1584 module | 4.5-28V | 3A | 94% | Smaller size, lower cost | | XL4005 module | 5-32V | 5A | 92% | Higher current |
The is a widely utilized universal constant current LED backlight driver board engineered primarily for retrofitting or repairing 15-inch to 24-inch LCD monitors and televisions. It acts as a direct replacement for failing CCFL (Cold Cathode Fluorescent Lamp) inverters, allowing older screens to be upgraded to energy-efficient LED backlight strips. Operating on 10V–30V DC, this 69mm x 19mm
This report provides a technical summary of the GYD-9E, a high-performance 9-axis Inertial Measurement Unit (IMU). Based on available technical specifications, the GYD-9E is designed for dynamic measurement and control applications. It integrates MEMS accelerometer, gyroscope, and magnetometer technologies to provide precise orientation data. This report outlines the key features, pin configurations, communication protocols, and application scenarios to assist in the evaluation of this component for integration into current projects.