3YD-F

Voltage - Forward (Vf) (Typ):	2V
Height (Max):	5.30mm
Size / Dimension:	--
Supplier Device Package:	T-1
Package / Case:	Radial
Features:	--
Wavelength - Peak:	590nm
Wavelength - Dominant:	--
Mounting Type:	Through Hole
Viewing Angle:	35°
Current - Test:	20mA
Series:	--
Lens Style/Size:	Round with Domed Top, 3mm (T-1), 3.00mm
Millicandela Rating:	20mcd
Lens Transparency:	Diffused
Lens Color:	Yellow
Color:	Yellow
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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LED Indication - Discrete

Light emitting diodes (LEDs) are an efficient and cost effective way to provide a discrete indication when incorporated into many types of electronic applications. Specifically, 3YD-F is a type of LED that is capable of providing a fast, reliable output, making it a popular choice for many indication purposes. This article will discuss the application field and working principle of 3YD-F LEDs.

Application Field

3YD-F LEDs can be used in a variety of applications, from simple ones such as general decorative lighting, to more complex ones such as medical instruments and safety equipment. These LEDs are available in a variety of colors, such as red, green, yellow and even white, making them suitable for a range of different applications.Medical instruments: 3YD-F LEDs can be used in devices such as blood pressure monitors and ECG machines, as they offer a very low power consumption and can be used in conditions where space is limited. The output of the devices can be easily observed, even in dimly lit areas.Safety equipment: 3YD-F LEDs are also suitable for use in safety equipment and industrial machinery, as they are strong and can cope with most harsh conditions. Additionally, they are capable of providing both visual and audible notifications in the event of any abnormal operation, making them an ideal choice for safety applications.

Working Principle

3YD-F LEDs are primarily semiconductor components which utilize the principle of electrically stimulated luminescence in order to generate light. The LED is made up of several layers, typically a p-type semiconductor material, a n-type semiconductor material, and an LED die. When a current passes through the LED, electrons are emitted from the n-type material, which are then excited and re-emitted as photons of visible light. This is the same principle that is used in many types of LED bulbs, such as those used in automotive headlights.The 3YD-F LED also has an additional feature to improve its performance - a built-in over-voltage protection (OVP) circuit. This circuit prevents the LED from being damaged by high voltages or current spikes, ensuring the LED will always operate within the specified current and voltage limits.

Conclusion

In conclusion, 3YD-F LEDs are a type of LED light source designed to provide a fast, reliable output and can be used in a number of applications. The working principle of a 3YD-F LED is based on the principle of electrically stimulated luminescence, which is the same principle utilized in many types of LED bulbs, and also features a built-in OVP circuit to extend its lifespan.

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