HDSM-291H

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HDSM-291H is an LED character and numeric display module designed for a variety of applications. The module is a fractional height profile H. Height Dot Size Module which offers excellent readability and high resolution display.

HDSM-291H is available in both single or dual colors. The range of colors includes red, orange, green, yellow and blue. The module has an 8 x 18 pixel display matrix. The characters are 6 x 8 pixel and numeric characters 16 x 16 x 8 pixel. The module has the ability to display digits from 0 to 9 and alphabetic characters from A to Z.

The module is designed to ensure low current consumption and maximum operating time. The module also has a temperature range of 0-50 degree Celsius and can be used in applications with relative humidity of up to 85%. It also has an ambient light level of up to 10 Luxes.

HDSM-291H has certain advantages over most of the other LED character and numeric display modules available in the market. It has excellent readability, high resolution display, low current consumption, long operating time and excellent temperature and humidity tolerance.

The working principle of the module is simple. It has four LED chips with a multiplexed LED display. The application of an electrical power to an LED or combination of LEDs energizes the chips. Each LED is connected in series to an electronic switch that is controlled by the microcontroller. The microcontroller controls the switching of the LEDs in the display with appropriate timing so that the desired character or number is displayed. The LEDs change color according to the intensity of the current applied.

HDSM-291H is perfect for a wide range of applications, mainly for indoor illumination purposes such as boards, signs, and message boards. It can also be used for traffic lights and medical devices. The module is ideal for any application that requires a high-resolution LED display. It is highly recommended for its excellent readability, long operating time and low current consumption.

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