LK202-25-IY

Character Size:	5.55mm H x 3.20mm W
Background Color:	Black
Text Color:	Yellow
Operating Temperature:	0°C ~ 50°C
Interface:	I²C, RS-232, TTL
Dot Size:	0.60mm W x 0.65mm H
Voltage - Supply:	4.75 V ~ 5.25 V
Backlight:	LED - Yellow/Green
Viewing Area:	73.50mm L x 11.50mm W
Outline L x W x H:	116.00mm x 37.00mm x 28.69mm
Series:	--
Display Mode:	Transmissive
Display Type:	LCD - Color
Character Format:	5 x 8 Dots
Display Format:	20 x 2
Moisture Sensitivity Level (MSL):	--
Number of Characters:	40
Lead Free Status / RoHS Status:	--
Part Status:	Active

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Introduction to LK202-25-IY

The LK202-25-IY display module is a 20 x 2 character display module that supports the industry standard HD44780 LCD driver IC. It is a Liquid Crystal Display (LCD) module which is an important part of many embedded systems. It is mainly used to display information on a device or as a user interface for controlling the system.The LK202-25-IY is a comprehensive display solution with built in features such as LED backlight, contrast control and adjustable font size. It has a physical size of 162mm x 55mm; hence, it can be used in smaller devices than conventional LCD modules.

Application Field of LK202-25-IY

The LK202-25-IY display module is mainly used in applications that require low power consumption and cost-effective solutions. It is suitable for industrial and consumer applications, as well as small-scale projects such as embedded system development. The module is ideal for applications that require a relatively simple and inexpensive way to display information such as instrumentation data, text, and images. It can also be used in applications that require interactivity or user input, such as menus, keypad displays, and game graphics.The module can also be used in applications that require high reliability and durability such as outdoor kiosks and transportation terminals. With its adjustable font size, it can be used in projects that require large character sizes for easier viewing.

Working Principle of LK202-25-IY

The LK202-25-IY display module utilizes an LCD panel that is driven by a Hitachi HD44780 LCD driver IC. The LCD panel consists of rows and columns of liquid crystals that are each illuminated by a backlight. When a voltage is applied across the liquid crystals, they will either block or permit the light from the backlight to pass through depending on the type of LCD being used.The driver IC is responsible for controlling the liquid crystal display by providing a voltage approach to move the crystals in one direction or repel them in the other. This is when the text, images, or graphics appear on the display. The HD44780 is a popular driver IC for LCD displays due to its low power consumption and cost effectiveness. It features 4-bit and 8-bit modes, adjustable font size and contrast, as well as power saving features.

Conclusion

In conclusion, the LK202-25-IY display module is a cost-effective, low power LCD module suitable for many applications that require displaying text, images, and graphics. It is powered by a Hitachi HD44780 LCD driver IC which provides its adjustable font size, contrast control, and power saving features. It can be used in projects that require a reliable, durable solution.

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