HLMP-Q155-F0021

Current - Test:	1mA
Base Part Number:	HLMP-Q155
Height (Max):	2.92mm
Size / Dimension:	2.09mm L x 2.21mm W
Supplier Device Package:	Yoke Lead
Package / Case:	2-SMD, Yoke Bend
Features:	--
Wavelength - Peak:	645nm
Wavelength - Dominant:	637nm
Mounting Type:	Surface Mount
Viewing Angle:	28°
Series:	--
Voltage - Forward (Vf) (Typ):	1.6V
Lens Style/Size:	Round with Domed Top, 1.78mm
Millicandela Rating:	4mcd
Lens Transparency:	Clear
Lens Color:	Colorless
Color:	Red
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

The HLMP-Q155-F0021 is one of the most commonly used discrete LED indicators. It is designed to provide accurate indications of status in a wide variety of applications. This LED indicator is designed with a variety of features such as: high reliability, low power usage, wide viewing angles and high photo-sensitivity.

Application Field

The HLMP-Q155-F0021 LED indicator is primarily used for general-purpose and industrial applications. These LED indicators are often used to indicate the status of a system or process. For example, they are commonly found in the automotive industry to indicate whether an engine is running, or in the communications sector to indicate whether a transmission is in progress. This type of LED indicator is also commonly used to indicate whether a power line is powered up or not. In addition to its general-purpose and industrial applications, the HLMP-Q155-F0021 LED indicator is suitable for applications that require low power consumption and high reliability. These LED indicators are often used in situations where maximum visibility is necessary, such as in instrument panels, medical devices, and aviation instrumentation among others. The HLMP-Q155-F0021 LED indicator is also suitable for applications where precise lighting control is required. This type of LED indicator is available with a range of settings that can be adjusted to ensure optimal brightness and color accuracy. It can also be used in applications where multiple colors are needed for high-contrast indications like in medical equipment or point-of-sale displays.

Working principle

The HLMP-Q155-F0021 LED indicator is based on a traditional DC circuit design. It operates using low power input and produces high brightness output. An electrical current is sent through the LED indicator, which causes the semiconductor material to emit light. This process is known as electroluminescence and is responsible for the visible light output of the LED. The HLMP-Q155-F0021 LED indicator is designed to maintain a consistent light output over a wide range of input voltages and temperatures. This is achieved by a combination of design features, such as the use of patented heat dissipating structures and active temperature compensation. The heat dissipation structures help to keep the temperature of the LED indicator constant, even when exposed to high temperatures. The active temperature compensation circuit helps to maintain the performance of the LED indicator even when exposed to extreme temperature fluctuations. The HLMP-Q155-F0021 LED indicator is offered in a variety of shape and color options. It is available in a variety of sizes and beam angles, making it suitable for a wide range of applications. Its versatility makes it a popular choice for many industrial and general-purpose applications.

Conclusion

The HLMP-Q155-F0021 LED indicator is designed primarily for general-purpose and industrial applications, but it can be used in a variety of other applications as well. It is designed to provide accurate indications of status in a wide variety of applications, due to its high reliability, low power usage, wide viewing angles and high photo-sensitivity. Furthermore, it is available in a variety of shapes and colors, making it suitable for applications that require precise lighting control.

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