Product Overview
The LCM2402A is a character LCD display using COB technology, launched by Hengxunchuang (HxcDisplay). It is manufactured in Guangdong, China, and features a standard 24×2 dot-matrix specification. The product operates in STN yellow-green positive-display mode, with a drive configuration of 1/16 Duty and 1/5 Bias. It supports both 3.3V and 5.0V operating voltages, offers a 6:00 viewing angle, and is equipped with a yellow-green LED backlight. It incorporates the mature AIP31066 controller IC. The module measures 118.0W×36.0H×14.5T mm and includes a 16-pin universal interface. Its operating temperature ranges from -20℃ to +70℃, while its storage temperature spans -30℃ to +80℃. The device boasts wide-temperature durability and supports custom characters. Available in standard and custom sizes, it delivers excellent cost-effectiveness and strong adaptability, making it widely used in simple control panels, home appliances, precision measuring instruments, and small industrial controllers—serving as a versatile display component across automation equipment and electronic devices.
Operating Principle
Employing COB technology combined with STN yellow-green positive-display technology, along with 1/16 Duty and 1/5 Bias drive parameters, the display delivers uniform, stable visuals and intuitive readings.
Equipped with the mature AIP31066 driver chip, the circuit design has been extensively validated in the market, ensuring reliable operation. Featuring a 16-pin universal interface, it enables quick connection to various host boards, significantly shortening the device adaptation cycle.
Supporting dual-voltage operation at 3.3V and 5.0V, it is compatible with mainstream consumer and industrial circuit systems, broadening its range of applications.
The yellow-green LED backlight enhances visibility in low-light conditions, while also supporting custom character editing, allowing users to tailor the displayed content to their specific needs.
Its industrial-grade hardware architecture exhibits superior temperature resistance, enabling continuous stable operation within typical industrial temperature ranges. Customizable dimensions are available to match different equipment installation structures.
Core Advantages and Selling Points
16-pin universal interface for easy connectivity: Standardized interface design ensures high compatibility, allowing rapid pairing with various device motherboards and greatly reducing product adaptation time.
Supports custom characters for flexible scenario adaptation: Users can configure exclusive character sets as needed, meeting personalized display requirements across diverse devices and use cases.
Industrial-wide-temperature design for enhanced durability: Operating temperatures range from -20℃ to +70℃, with storage temperatures from -30℃ to +80℃, ensuring stable performance in both industrial and civilian environments.
Dual-voltage support at 3.3V and 5.0V for broad compatibility: With two voltage options, it accommodates most electrical appliances and industrial control equipment power supply specifications.
STN yellow-green positive display for clear visuals: The classic yellow-green positive display paired with LED backlight provides high screen readability, minimizing data readout errors.
Mature AIP31066 driver for stable operation: This universally applicable driver IC features a low failure rate, helping reduce post-sales maintenance costs.
High cost-effectiveness for controlling overall expenses: Positioned as an entry-level general-purpose display solution, it offers low procurement costs, effectively lowering the total equipment price.
Custom size options for flexible selection: In addition to standard specifications, customized sizes are available to meet diverse assembly needs.
Complete Product Specifications
Product Name: LCM2402A Character LCD Screen
Product Type: COB Character LCD Display
Brand: Hengxunchuang (HxcDisplay)
Origin: Guangdong, China
Dot-Matrix Specification: 24×2
Display Mode: STN Yellow-Green Positive Display
Drive Configuration: 1/16 Duty, 1/5 Bias
Operating Voltage: 3.3V / 5.0V
Viewing Angle: 6:00
Backlight: Yellow-Green LED Backlight
Controller IC: AIP31066
Interface Specification: 16-Pin Universal Interface
Module Dimensions: 118.0W×36.0H×14.5T mm
Operating Temperature: -20℃ ~ +70℃
Storage Temperature: -30℃ ~ +80℃
Special Features: Supports Custom Characters
Size Services: Standard Sizes Available, Custom Sizes Supported
Target Customer Groups
Automation equipment manufacturers, electronic instrument suppliers, small and medium-sized industrial control enterprises, overseas repair and procurement buyers, home appliance manufacturers, and small electrical control device producers.
Application Scenarios
Integration into simple equipment control panel displays
Character display modules for household appliances
Screen assembly for precision measuring instruments
Human-machine interface integration for small industrial controllers
Overseas repair parts procurement and bulk supply of general-purpose screens
Solving Industry Pain Points
Addresses the issue of relatively high procurement costs for entry-level character displays, which inflate overall equipment prices.
Resolves challenges posed by non-universal interfaces on some display components, leading to lengthy device adaptation cycles and low R&D efficiency.
Tackles problems associated with poor screen display quality, frequent misreadings, and impacts on normal equipment operation.
Mitigates issues stemming from insufficient operational stability of conventional displays, resulting in frequent malfunctions and increased after-sales maintenance costs.
Core Product Value
The LCM2402A general-purpose character screen provides cost-effective foundational display solutions for various equipment manufacturers:
Its universal interface enables rapid hardware integration, coupled with customizable character functionality, offering flexible adaptation to multiple usage scenarios;
Clear display quality and stable wide-temperature performance reduce reading errors and equipment failures, easing post-sales burdens;
Affordable pricing effectively controls overall equipment production costs, making it suitable for large-scale mass production and overseas repair parts procurement.
Frequently Asked Questions (FAQ)
Q1: What are this screen’s dot-matrix specifications and interface type?
A: The dot-matrix specification is 24×2, utilizing a 16-pin universal interface with strong hardware compatibility.
Q2: What are the operating voltages and driver chip?
A: It supports dual voltages of 3.3V and 5.0V, equipped with the AIP31066 controller IC, delivering a mature and stable solution.
Q3: Does it support custom characters?
A: Yes, it allows custom character settings, enabling users to adjust the displayed content according to actual needs.
Q4: How does it perform under varying temperatures, and what scenarios is it suitable for?
A: Operating temperatures range from -20℃ to +70℃, featuring an industrial-wide-temperature design, making it appropriate for industrial control equipment, instruments, household appliances, and other similar applications.
Q5: Does it support bulk purchasing and custom sizing?
A: With its high cost-effectiveness, it supports large-volume procurement, while also offering on-demand customization of screen sizes.
