The 12-21/GHC-YQ1R1B18Y/2C is a high-efficiency yellow-green LED manufactured by Everlight Electronics Co., Ltd. As a leading provider of optoelectronic components, Everlight is known for its reliable and energy-efficient LEDs suitable for various applications. This particular LED is designed for applications requiring a bright and consistent yellow-green light source.

This LED likely utilizes AlInGaP (Aluminum Indium Gallium Phosphide) technology to achieve its high luminous intensity and efficiency. The /2C suffix may indicate a specific packaging or binning characteristic. The LED is designed for through-hole mounting and is commonly used in indicator lights, signage, and display applications.

Applications:

• Indicator lights for electronic devices
• Backlighting for LCD displays
• Status indicators in industrial equipment
• Traffic signals and signage
• Automotive lighting applications (e.g., dashboard indicators)

Features:

• High luminous intensity
• Low power consumption
• Long lifespan
• Reliable solid-state technology
• Standard T-1 3/4 (5mm) package
• Yellow-Green light emission
• RoHS compliant

Benefits:

• Energy efficiency reduces operating costs
• Long lifespan minimizes maintenance requirements
• High brightness ensures clear visibility
• Robust design withstands harsh environments
• Compliance with environmental regulations

The specific optical and electrical characteristics, such as forward voltage, luminous flux, and viewing angle, will depend on the exact binning and testing criteria applied by Everlight. Referencing the official Everlight datasheet for the 12-21/GHC-YQ1R1B18Y/2C is essential for detailed design considerations. Typically, the forward voltage will be around 2.0-2.4V, and the luminous intensity will be in the range of several candelas. The viewing angle is likely around 30-60 degrees.

The AlInGaP material ensures high brightness and efficiency, making this LED a suitable choice for applications where a visible and energy-saving light source is crucial. The /2C suffix could indicate specific testing parameters or packaging details that are unique to this particular LED.