5520001803F

Series:	552
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Lead Free Status / RoHS Status:	--
Part Status:	Active
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LEDs - Circuit Board Indicators, Arrays, Light Bars, Bar Graphs

A 5520001803F is a light-emitting diode (LED) packaging electromechanical device with an integral mounting tab. This type of package offers a more efficient and cost-effective solution to PC-board (printed circuit board) mounting. It also provides superior heat dissipation, reliability, and a wider range of optical characteristics than other types of LEDs. This article will discuss the application fields and working principle of a 5520001803F.

Application Fields

The 5520001803F is designed for a range of applications due to its features of superior heat dissipation, reliability, and a wide range of optical characteristics. These include:

• Signalizing and status indication for industrial and medical equipment
• Illumination for signs, logos, and decorative lighting
• Backlighting for LCD/VFD displays on consumer electronics products
• Hazardous area lighting and signaling
• Detecting circuits between PCBs

The package types may vary, depending on the application, but all types provide superior electrical, mechanical, and optical performance. A few example designations are: Through-hole LED, SMD LED, LED with built-in lens, LED with quick connect LEDs, LED with external jumper resistors, heat sink LED, and LED with gold-plated contacts.

Working Principle

A 5520001803F consists of an optocoupler, an infrared LED driver chip, and an LED diode. The optical coupler consists of an infrared LED and a semiconductor detector, usually arranged in opposing rows on an integrated circuit (IC) substrate. The LED emits infrared light that is detected by the semiconductor, causing a change in the output current or voltage. The LED driver chip acts as an amplifier, boosting the output of the optical coupler. This increased power is then used to drive the LED diode, which produces the light. The LED diode can be switched on and off rapidly, allowing the LED to be controlled from a distance. The LED diode can also be dimmed, allowing for a wide range of brightness levels. The mechanical package of the 5520001803F consists of a metal or plastic body with integral mounting tabs. The tabs provide secure mounting to the circuit board. The package also contains an internal reflector for improved optical performance. The tabs are usually arranged in such a way as to allow for optical or electrical connection to the circuit board.

Conclusion

The 5520001803F is a light-emitting diode (LED) packaging electromechanical device which offers a more efficient and cost-effective solution to PC-board (printed circuit board) mounting. It provides superior heat dissipation, reliability, and a wider range of optical characteristics than other types of LEDs. It is commonly used for signalizing and status indication for industrial and medical equipment, illumination for signs, logos, and decorative lighting, backlighting for LCD/VFD displays on consumer electronics products, hazardous area lighting and signaling, and detecting circuits between PCBs. The working principle combines an optocoupler, an infrared LED driver chip, and an LED diode. The mechanical package of the 5520001803F consists of a metal or plastic body with integral mounting tabs, as well as an internal reflector for improved optical performance.

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