LNJ121W84RA Optoelectronics

Voltage - Forward (Vf) (Typ):	2.03V Green, 1.92V Red
Base Part Number:	LNJ121W
Height (Max):	1.38mm
Size / Dimension:	3.20mm L x 2.50mm W
Supplier Device Package:	SMD
Package / Case:	1210 (3225 Metric)
Features:	--
Wavelength - Peak:	565nm Green, 645nm Red
Wavelength - Dominant:	--
Mounting Type:	Surface Mount
Viewing Angle:	--
Current - Test:	10mA Green, 10mA Red
Series:	--
Lens Style/Size:	Oval with Domed Top, 2.00mm x 1.42mm
Millicandela Rating:	10mcd Green, 13.4mcd Red
Lens Transparency:	--
Lens Color:	--
Configuration:	Common Cathode
Color:	Green, Red
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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(2000)LED (Light Emitting Diode) technology has been widely used in various fields due to its vividness, dynamic range, stability, and low power consumption. LNJ121W84RA is a top-level type of LEDs, which made its debut in the market in 1994. This article will focus on its application field, working principle and other technical characteristics. Application FieldLNJ121W84RA is mainly used as indication lamps, especially in the switchgear and desktop equipment. This LED is available in red, green, and orange colors, making it highly suitable for the simple indicator lights. It is generally used for unity power factor, residual voltage monitoring, switch positioning, and voltage monitoring. The LED is also used in various engineering and industrial applications such as traffic signals, automation, construction, outdoor illumination and many more.Working PrincipleThe LED operates on the principle of semiconductor diode. The diode is made of a PN junction which contains the N-type and P-type semiconductors. When electrons move from the N-type to the P-type, they become “holes” and due to the difference in potential, they move back to the N-type. This process releases energy in the form of photons, which is visible to the human eye. Other CharacteristicsLNJ121W84RA adopts a patented method to achieve a high degree of energy efficiency and a bright color. The chip contains a unique power device that is able to convert the current into a stable voltage, which is the key factor for the energy efficiency. Besides, this LED owns a long lifespan of 10,000 hours. Due to its simple structure, the installation process is easy and fast. Moreover, its solid-state nature and compact size makes it highly durable and resistant to vibration and shock. ConclusionIn conclusion, LNJ121W84RA is a high-level LED indicating lamp with bright color, long lifespan and high energy efficiency. It is mainly used in switch gears and desktop equipment. Through this article we have explored its application field, working principle and other characteristics, aiming to provide enough information for the readers to make wise decisions.

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