The QT19-213SUBC/S400-A4S230TR8 is a blue LED manufactured by Everlight Electronics Co Ltd. This LED is designed for various indication and lighting applications requiring a blue light source. It is commonly used in consumer electronics, industrial equipment, and automotive applications. The LED provides a consistent light output and is known for its long lifespan and energy efficiency. It is packaged in a standard surface-mount package, making it easy to integrate into PCB designs.

Applications

• Status indicators in electronic devices
• Backlighting for LCD displays
• Automotive interior lighting
• Signage and advertising displays
• General lighting

Features

• High luminous intensity
• Compact surface-mount package
• Long lifespan
• Low power consumption
• Wide viewing angle
• RoHS compliant

Benefits

• Clear and bright blue light output
• Energy efficiency, reducing power consumption
• Reduced maintenance costs due to long lifespan
• Easy integration into various applications due to the surface mount design
• Enhanced visibility in different lighting conditions

Technical Specifications

The QT19-213SUBC/S400-A4S230TR8 typically operates with a forward current of around 20mA. Its forward voltage usually falls between 3.0V and 3.4V. The LED emits blue light with a dominant wavelength between 460nm and 475nm. It's designed to withstand reflow soldering processes, ensuring ease of manufacturing. The package dimensions are approximately 1.6mm x 0.8mm x 0.6mm, making it suitable for densely populated circuit boards. Its high luminous intensity ensures optimal light output per unit of power consumed.

Furthermore, the QT19-213SUBC/S400-A4S230TR8 LED boasts a wide viewing angle, which means the light is distributed evenly over a large area. This feature is particularly important in applications where uniform illumination is crucial, such as backlighting and signage. The LED's thermal resistance is optimized to dissipate heat efficiently, preventing overheating and ensuring reliable operation even under high ambient temperatures. Everlight's rigorous quality control processes ensure that each LED meets strict performance standards, resulting in consistent and dependable performance in real-world applications. The typical viewing angle is around 120 degrees, providing wide light distribution. The specific intensity binning (S400) and other parameters are determined by the part number details.