58-21/T3D-AT1U2/4T

Voltage - Forward (Vf) (Typ):	3.2V
Height (Max):	1.70mm
Size / Dimension:	3.40mm L x 2.70mm W
Supplier Device Package:	SMD
Package / Case:	2-SMD, No Lead
Features:	--
Wavelength - Peak:	--
Wavelength - Dominant:	--
Mounting Type:	Surface Mount, Right Angle
Viewing Angle:	135°, 130°
Current - Test:	20mA
Series:	--
Lens Style/Size:	Irregular
Millicandela Rating:	500mcd
Lens Transparency:	Diffused
Lens Color:	Yellow
Color:	White
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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LED Indication - DiscreteLight Emitting Diodes (LEDs) are a popular form of indicative light source. These bright, small bulbs are often used in both small and large indications, acting as binary indicators, warning lights, and status lights. But the use of LEDs in discrete applications requires more than just the physical installation of a light. The 58-21/T3D-AT1U2/4T, a popular discrete LED, falls into this category. In this article, we\'ll discuss the common applications of this discrete LED, as well as its basic construction and working principles.First, the question of what applications the 58-21/T3D-AT1U2/4T can be used for. The answer is that this discrete LED can be used for a variety of purposes, ranging from automotive indicators to status lights to cabinet lighting. In automotive applications, the discrete LED can be used to indicate various functions, such as the shift lever position, the gear selected, or when the headlights are on. In electronic equipment, it can be used as a power indicator, warning light, or even to indicate when a battery is running low.The basic construction of the 58-21/T3D-AT1U2/4T discrete LED is relatively straightforward. It features a robust protective housing which houses a single LED, encased in a clear epoxy package and mounted on a printed circuit board. The LED is connected to the board by two leads, usually indicated by two small holes on the housing. The construction of the LED is designed to minimize interference with the circuitry while providing optimal light output.Now, let\'s look at the basics of how the 58-21/T3D-AT1U2/4T works. The operation of this discrete LED is based on the principle of electron mobility. When power is applied to the LED, electrons are released from the valence band of the PN junction material and move towards the anode. As the electrons move, they produce light that is emitted from the LED. The intensity of the light produced will depend on the voltage applied to the LED as well as the quality of the material used to construct the LED and the type of optics used to control the light produced.The 58-21/T3D-AT1U2/4T is an extremely versatile LED that can be used in a wide variety of applications. It is robust and highly efficient, making it an ideal choice for both indicator and warning applications. It is important to understand the basic construction and working principles of this discrete LED before incorporating it into any type of application. With a comprehensive understanding of the 58-21/T3D-AT1U2/4T, it is easy to choose the right LED for the task.

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