7021X3

Voltage - Forward (Vf) (Typ):	2.2V
Height (Max):	1.10mm
Size / Dimension:	3.20mm L x 1.60mm W
Supplier Device Package:	SMD
Package / Case:	1206 (3216 Metric)
Features:	--
Wavelength - Peak:	605nm
Wavelength - Dominant:	--
Mounting Type:	Surface Mount
Viewing Angle:	70°
Current - Test:	20mA
Series:	--
Lens Style/Size:	Rectangle with Flat Top, 1.40mm x 1.60mm
Millicandela Rating:	3.7mcd
Lens Transparency:	Diffused
Lens Color:	--
Color:	Orange
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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LED Indication - Discrete

Light emitting diodes (LEDs) are one of the most commonly used types of indicator lights, characterized by their simple physical form factor. LEDs have been used for decades in a variety of applications, and have become increasingly popular in recent years due to their reliable and efficient operation, as well as their relatively low cost. In this article, we discuss the 7021X3 application field and working principle of LED discrete indicators.Discrete LEDs are typically used to provide an indication of a signal or state change in an electronic system. The most common application is to provide a visual signal that a system, such as a device, is operational. For example, the power signal light on a computer is a discrete LED that indicates that the computer is powered on and operational. Another common use of a discrete LED is to indicate the state of a system, such as the status of a smart home device, a door lock, or a garage door opener. In this case, the LED can provide an indication of whether the device is powered on, unlocked, or otherwise in a known state.LEDs are also frequently used to provide visual feedback for user actions. For example, a push-button switch may have a discrete LED indicator to provide feedback that the switch has been successfully pushed. By providing this feedback, the user knows that the action has been completed successfully, and does not have to wait for a response from the application or device.The 7021X3 application field for LEDs is quite broad and can include any application that requires a simple, reliable indication signal. The 7021X3 is a discrete LED indicator light from Onsemi that provides a bright, reliable indication of a signal or state change. It is designed for use in many different applications, such as automotive, telecommunication, medical, industrial, scientific, and consumer. In addition to the bright, reliable signal it provides, the 7021X3 also has the added benefit of being extremely power efficient, allowing it to be used in a wide range of applications with minimal power consumption. The 7021X3 works in two stages: The first stage is a fast, efficient switching of the LED on, which is achieved by driving a current of 100mA into the LED. The second stage is a slower, controlled dimming of the LED to a desired brightness level, which is accomplished by driving a decreasing current into the LED.The 7021X3 is a highly reliable and efficient device, making it an ideal choice for many different applications where a discrete, reliable indication signal is needed. Additionally, the low power consumption of the device makes it a great option for applications where energy efficiency is important. By leveraging the strengths of LEDs, the 7021X3 provides an efficient, reliable way to communicate a signal or state change.

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