BLC2021-BL-R Optoelectronics

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The BLC2021-BL-R module is a type of display module that is specifically designed to offer flexibility and precision when creating low voltage microcontroller applications. The module provides a number of features, including a character and numeric LCD, as well as OLED display technology. It also incorporates several control functions, such as Contrast, Backlight and Reverse Polarity. These features make the BLC2021-BL-R module suitable for applications that require efficient energy management, rapid response times, and increased accuracy.

The BLC2021-BL-R module is based on the LEDETM2820 LED display driver, which is a patented LED driver from Light-Well International. This technology allows the module to operate at low voltages and low power levels, which makes it suitable for low voltage microcontroller applications. The LEDETM2820 driver supports a wide range of features, such as multiple control functions, a wide range of backlight brightness levels, and a variety of power saving strategies.

The BLC2021-BL-R module utilizes a reverse polarity feature which enables it to operate at a wide range of voltages. This feature can be activated by adjusting a jumper on the module, and can be used to achieve maximum power savings when used in energy-conscious environments. The reverse polarity feature allows the module to operate at input voltages between 3V to 30V and make efficient use of energy.

A unique feature of the module is the incorporated Contrast Control. This feature enables users to adjust the contrast level of the LCD to match their desired user interface. The operation of the Contrast Control can be configured either by a digital input or by a mechanical switch.

The module also includes a backlight to provide a clear and legible display. The backlight is powered by a built-in switch mode driver, and is designed to operate at a wide range of brightness levels from low to high without requiring any external components. The backlight can be activated/deactivated via a digital or mechanical switch.

The BLC2021-BL-R module is a highly versatile display module, and is ideal for a wide range of applications, including industrial/commercial/automotive display systems, and medical applications. It offers low power consumption, fast response times and a wide range of features to make it an ideal choice for a variety of designs.

In summary, the BLC2021-BL-R module is a versatile and efficient LCD, OLED character and numeric display module for low voltage microcontroller applications. The module offers a wide range of features and functions, such as reverse polarity control, backlight control, and contrast control for improved legibility. The module is designed for use in a variety of applications, including industrial/commercial/automotive display systems, and medical applications, as well as many other applications where efficient power management and precision reading are required.

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