Series:	HDSP-250x
Part Status:	Active
Lead Free Status / RoHS Status:	--
Millicandela Rating:	7.5mcd
Moisture Sensitivity Level (MSL):	--
Internal Connection:	--
Size / Dimension:	2.79" L x 0.76" W x 0.26" H (70.87mm x 19.41mm x 6.60mm)
Color:	Red
Configuration:	5 x 7
Voltage - Forward (Vf) (Typ):	--
Interface:	Parallel, 8-Bit

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HDSP-2502 application field and working principle

Display Modules - LED Dot Matrix and Cluster are commonly seen in the modern world and are used for various applications. The HDSP-2502 (High Density Segmented Pixel) is a type of display module which utilizes an array of light-emitting diodes (LEDs) for displaying and reading information. It is designed for use in indoor and outdoor applications such as digital signage, kiosk, vending machines, and automotive applications.The HDSP-2502 module consists of a four-way array of individual red, yellow and green LEDs which are organized along the sides of a common center core, or "Cluster". The LEDs are arranged in segments, or individual pixels which can be manipulated to form words, numbers, and symbols. This makes the HDSP-2502 module ideal for displaying and registering text, symbols, and graphics.The module operates by providing power to the LEDs and controlling their operation with a built-in controller. Depending on the model, the controller may include a memory, microprocessor, programmable staircase output, or other advanced functions. The controller includes an controlling interface which is used to set the timing and pulse parameters of the LEDs. This interface can be adjusted to produce different colors and brightness levels.The HDSP-2502 LED module is typically used in applications where a compact, high-density display with a wide viewing angle is desired. This allows for the module to be displayed in locations where a large screen would be impractical and is capable of transmitting information across a room or from a user over a distance. The module can be powered by either a direct current (DC) supply or by alternating current (AC) sources such as batteries and wall outlets.The contained LEDs require direct current in order to provide an efficient brightness and display quality with a minimum dissipation of energy. The controller operates by providing a constant current to the LED array to provide a consistent and uniform display. The LED array consists of a group of columns and rows of LEDs arranged in a grid pattern which are individually illuminated and de-illuminated by the controller.In addition to displaying information, the HDSP-2502 module can also be used to detect user input in the form of a keystroke. The clustered array of LEDs provides a quick response time and can be used to detect user input up to a few centimeters away.The HDSP-2502 module is used widely by various manufacturers of display equipment for a variety of consumer and industrial applications. With the exception of automotive applications, it is used mostly for indoor applications due to its wide viewing angle and low power consumption. It is an ideal choice for applications that require a high-density display with a wide viewing angle.

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