HDSM-443C Optoelectronics

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LED character and numeric display modules have become widely used in a variety of applications, from status displays to full-fledged control systems. The HDSM-443C module is an example of one such product from a well-known manufacturer, offering advanced features and an easy-to-use interface.

The HDSM-443C is a four-digit seven-segment LED display with a wide viewing angle and low power consumption. It features a bright, easy to read LED display with excellent contrast between the segments and background, making it suitable for both nighttime and daytime viewing.

The display’s mounting is also very flexible. It can be attached to a printed circuit board with two standard 4mm threaded standoff nuts, or mounted directly to a panel or board with the provided adhesive backings. The module also features an adjustable viewing angle of up to 45 degrees, allowing it to be clearly visible even when the user is standing nearby or viewing the display from the side.

In terms of its functionality, the HDSM-443C is designed for continuous operation at temperatures between -15C to +60C. It also has an integrated voltage regulator that allows the device to be powered from either 5V or 12V, depending on the application. The device can display characters from A-F plus a wide range of other symbols, including the integrated alpha-numeric characters for display.

The HDSM-443C is a great choice for any system that requires a 4-digit 7-segment LED display with a wide viewing angle and low power consumption. It can be used in numerous applications, such as front panel displays, status indicators, and user-interface panels. The device is also perfect for embedded systems, such as PLC\'s, or any other system where a simple, reliable display is needed.

The working principle of the HDSM-443C is simple and straightforward. To display characters, a pulse width modulated signal is sent to the module\'s two data pins, while the two ground pins are connected to ground. This modulated signal is then translated into a code that is sent to the LED driver, where it is converted into a form suitable for displaying the selected characters on the LEDs. The output from the LED driver is then sent to the LED displays, where it is used to power the individual LED segments.

Overall, the HDSM-443C is a versatile and reliable LED character and numeric display module. Its features, such as its adjustable viewing angle and integrated voltage regulator, make it well-suited for a variety of applications. The device is also easy to use, requiring only a simple supply voltage and two data pins to display characters. Lastly, the module\'s easy-to-install design and intuitive working principle make it the perfect solution for a plethora of projects.

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