104990131

Digit/Alpha Size:	0.80" (20.32mm)
Display Type:	16-Segment, Alphanumeric
Common Pin:	Common Anode
Color:	Green
Voltage - Forward (Vf) (Typ):	3.2V
Current - Test:	10mA
Millicandela Rating:	250mcd
Wavelength - Peak:	517nm
Power Dissipation (Max):	--
Package / Case:	18-DIP (0.600", 15.24mm)
Series:	--
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Number of Characters:	1
Size / Dimension:	1.091" H x 0.787" W x 0.335" D (27.70mm x 20.00mm x 8.50mm)

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104990131 LED Character and Numeric Display Modules

LED character and numeric display modules are among the most precise, spectrum-wide adding components in present-day technology. These modules are essentially displays made of light-emitting diode (LED) technology, allowing users to view numbers and characters, usually in a numerical format, and in a variety of other visual formats.The LED display module presents a versatile, affordable and efficient means of displaying numerical or textual data. It can also be used in various applications and can be integrated within most process control or automation systems.Typical applications of LED display modules include industrial process control, engineering, scientific, medical and aviation industries. For example, aerospace industries use LED display modules for air traffic control, vehicle instrumentation, and communication systems. The medical community utilizes LED display modules for monitoring vital signs, biomedical signals and patient trend analysis. In the industrial process control arena, many machine operators are able to monitor production progress with them. The engineering and scientific fields use the modules for digital or analog readings and monitoring, as do the railways and automotive fields.LED display modules provide a visible representation of data by using LEDs arranged in a desired pattern, such as rectangular, square or oval. Depending on the model, each LED display module can realize a variety of numbers and characters. Depending on the model and configuration, some LED display modules can also be configured to display multiple translations simultaneously.The working principle behind LED display modules is based on the use of LEDs controlled with integrated circuit chips (ICs). LED display modules consist of several LEDs encased in a casing. An LED display module unit is usually separated on each digit or character.An LED display module is powered by an external continuous dc voltage source. This voltage source is supplied to LEDs via the MCU and/or ICs. The ICs used in LED display modules receive controls from the MCU (micro-controller unit) or external devices. The ICs act as transistors to control the intensity of each LED to produce the desired numbers or characters.The ICs or MCUs in an LED display module feature a number of digital output pins arranged in a series, which are used to control the individual LEDs on the display module. The series of output pins supply power to each of the LEDs and its intensity can be changed by adjusting the voltage supplied to each one. This adjustment is done through the MCU or ICs, usually with help of programming.With its precision and efficiency, LED display modules have become popular in many applications. They are tailored to many different applications, such as automobile instrumentation, healthcare monitoring, industrial automation, engineering, sciences, entertainment lighting and many more. Furthermore, their displays are capable of displaying a wide variety of numeric and other data and provide a useful option for displaying all kinds of information.

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