HDSP-7518 Optoelectronics

Display Type:	7-Segment
Package / Case:	10-DIP (0.200", 5.08mm), 7 Leads
Power Dissipation (Max):	52mW
Wavelength - Peak:	635nm
Millicandela Rating:	1.05mcd
Current - Test:	5mA
Voltage - Forward (Vf) (Typ):	1.7V
Color:	Red
Common Pin:	Common Cathode
Series:	--
Digit/Alpha Size:	0.30" (7.62mm)
Size / Dimension:	0.500" H x 0.300" W x 0.390" D (12.70mm x 7.62mm x 9.91mm)
Number of Characters:	+/-1 (overflow)
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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HDSP-7518 Application Field and Working Principle:The HDSP-7518 is an electronic display module designed for use in frequency meters, industrial process control and messaging information applications. It features high reliability, robustness and very low power requirements. It is capable of displaying one to eight characters simultaneously, with each character being a seven-seat, segmented LED display.The HDSP-7518 is a highly tactile display which is easy for operators to read. The small size of the display module, only 15mm x 15mm, makes it ideal for small-space applications. Additionally, the high brightness of the display permits operation even in bright ambient lighting.This display module utilizes an array of seven segment characters, data lines, and a power supply to produce the display. It is controlled by an interface circuit, or microprocessor, and can be used to either set up or display information in an easy-to-understand form.One key benefit of using the HDSP-7518 is its ability to display real-time data. The display module can be set up to monitor temperature, pressure, water levels, and other process variables, allowing operators to make informed decisions. Furthermore, because the module is extremely efficient, it requires very low power to operate, making it attractive for low-energy applications.The HDSP-7518 is also suitable for use in many other applications, such as motor control, industrial automation, lighting control, and commercial interfaces. Additionally, it can be easily connected to many different systems, such as serial ports, GPIO pins, or USB ports.In terms of its working principle, the display module uses several transistors and capacitors to control the flow of power to a seven segment system. This system channels the flow of current to each segment of the character display, which in turn “lights up” the relevant character. The characters can then be programmed to display a range of values, including hexidecimal, the time and date of events, or simply a text message.Additionally, the HDSP-7518 modules can be daisy-chained to create longer displays or to display up to 32 separate characters. This allows a much larger area to display information and makes it suitable for larger applications.Overall, the HDSP-7518 is a highly versatile display module. Its small size, low power requirements, and high reliability make it an ideal choice for a variety of applications. Thanks to its ease of connection, the HDSP-7518 can be connected to an array of systems, giving it the potential to display a variety of data. The display has a working principle which makes it relatively simple to program and use, making it an ideal choice regardless of user experience.

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