An LED backlight strip is a critical component in LCD displays, providing the necessary backlighting. These strips are composed of multiple LED chips arranged on a printed circuit board (PCB) at specific intervals. They are typically mounted along the edges or at the back of a TV screen, and the light is evenly distributed across the display area via a light guide plate. The key components of these strips include the LED chips, PCB, optical lenses, and connection interfaces.

There are two main types of LED backlight strips: edge-lit and direct-lit. Each has its specific optical design and installation requirements. During operation, the backlight strips provide a steady and uniform light source, allowing the LCD panel to display images clearly. The performance of these strips directly affects the brightness uniformity, color performance, and longevity of the display device.

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LED TV Backlight strips Parameters:

 Product Features:

Precision Manufactured using advanced equipment with a monthly capacity of up to 10,000 sets and a product pass rate of 99.8%. Each LED backlight strip undergoes a 24-hour full inspection to ensure a size tolerance of ±0.1mm. The 630mm standard length and 8-LED optimized layout perfectly match 32-inch TVs. Rigorous process controls guarantee precise positioning of each LED and standardized connection interfaces.

Stability Featuring a high-quality, oxygen-free copper PCB with a stable resistance range of ±2%. The advanced heat dissipation technology ensures the working temperature remains below 45°C, with brightness fluctuations kept under ±3%. The strip has been tested for 2,000 hours of accelerated aging, demonstrating light decay of less than 5%. It operates at a steady 3V voltage, ensuring consistent power output.

Compatibility Designed to be compatible with major TV brands such as Samsung, LG, Sony, and others. The standardized interface allows for plug-and-play installation, making it suitable for models like 32L5450VT and 32W2333D. Electrical parameters comply with international safety standards, with impedance matching accuracy exceeding 98%.

Uniformity Utilizes imported optical lenses from South Korea, with an optimized light distribution curve achieving 90% brightness uniformity. The 8-LED configuration ensures minimal light deviation, with the center-to-edge illumination difference kept under 15%. Flicker-free design with a low fluctuation depth under 5%, reducing eye strain.

Durability The aluminum alloy housing boasts a thermal conductivity of 200W/m·K and an optimized heat dissipation surface area. Passed a 3,000V AC voltage withstand test, with insulation resistance greater than 100MΩ. The mechanical strength has been tested through 1,000 bending cycles, ensuring 100% structural integrity.

Quality The fully automated production line ensures consistent quality with a batch-to-batch variance of less than 2%. Each product has a unique identifier for traceability. Prior to shipment, all products undergo a 72-hour continuous lighting test, with a failure rate of less than 0.1%. Direct factory supply ensures strict quality control.

Reliability Uses high-quality LED chips with a color temperature consistency of ±200K. The optical lens has a light transmission rate of over 92%. The product is RoHS certified, complying with international safety standards. A professional technical support team provides excellent after-sales service.

Product Applications:

LED TV Backlight strips FAQ:

Q: Which TV models are compatible with the backlight strips? 

A: This product is specifically designed for 32-inch TVs such as the 32L5450VT and 32W2333D models, and is also compatible with other mainstream brands such as Samsung, LG, and Sony, provided they are of the same size. For compatibility confirmation, please provide the specific TV model at the time of purchase.

Q: Under what circumstances should the backlight strips be replaced? 

A: Replacement may be necessary if issues such as uneven screen brightness, localized dark spots, flickering, or color abnormalities occur. It is recommended to first eliminate other potential faults, with a professional technician conducting a full diagnosis to confirm the need for replacement.

Q: What is the warranty period for the product? 

A: We offer a 12-month warranty covering defects in materials and manufacturing processes, starting from the purchase date. For detailed terms, please refer to the warranty policy.

Q: How should the backlight strip be installed? 

A: We recommend that installation be performed by a professional technician. Before installation, ensure the power is off and discharge any static electricity. Follow the step-by-step instructions in the manual. Pay attention to the orientation of the connectors and ensure they are securely locked in place. After installation, conduct a thorough test to ensure proper function.

Q: Is it possible to purchase a single strip? 

A: Single strip purchases are available, though we recommend purchasing in sets to maintain consistent brightness. For bulk orders or specific purchasing requirements, please contact our customer service team for tailored solutions.

Q: How can I confirm the correct size and compatibility? 

A: Please provide either your TV model or the detailed dimensions of the existing strip, and we will assist in confirming compatibility. Key parameters to check include length, number of LEDs, connector type, and electrical specifications.