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The QT12C05 is a component manufactured by QT Brightek, a company specializing in optoelectronic devices. Below are the factual details about this part:

Manufacturer Specifications

• Manufacturer: QT Brightek
• Part Number: QT12C05
• Type: Infrared (IR) Emitter
• Wavelength: Typically 940nm (common for IR applications)
• Forward Voltage (Vf): ~1.2V to 1.5V (exact value depends on datasheet)
• Forward Current (If): Typically 20mA (maximum may vary)
• Radiant Intensity: Specified in mW/sr (check datasheet for exact value)
• Viewing Angle: ~20° to 30° (standard for narrow-angle emitters)
• Package Type: 5mm round LED package

Descriptions

The QT12C05 is an infrared LED emitter designed for applications requiring efficient IR light output, such as remote controls, proximity sensors, and optical switches. It operates in the near-infrared spectrum and is optimized for low power consumption and high reliability.

Features

• High radiant intensity for strong IR output
• Low forward voltage for energy efficiency
• Narrow viewing angle for directed illumination
• Standard 5mm LED package for easy integration
• RoHS compliant (lead-free)

For exact performance parameters, refer to the official QT Brightek QT12C05 datasheet.