Membrane 1x4 Matrix Keypad

The Membrane 1x4 Matrix Keypad is a compact and versatile input device commonly used in various electronic applications. It consists of a rubber or plastic membrane with a grid of four conductive pads arranged in a single row. When a key is pressed, it completes a circuit between the corresponding row and column, allowing the microcontroller to detect the keypress.

Key Features:

• 1x4 Matrix Configuration: Provides four discrete keys for input.
• Membrane Design: Offers a tactile and durable feel, making it suitable for long-term use.
• Customizable Key Layout: Can be customized with different key labels or arrangements to suit specific applications.
• Easy-to-Use: Simple to integrate into electronic circuits and control using appropriate software or hardware.
• Low-Profile Design: The flat profile makes it ideal for applications where space is limited.

Applications:

• Electronic Devices: Used in various electronic devices, such as calculators, remote controls, and gaming consoles.
• Industrial Applications: Employed in industrial equipment for user input and control.
• DIY Projects: Popular for DIY enthusiasts to create custom keyboards and input devices.

DATA SHEET AND USECASE

Key Specification:

• Keypad Array: 1 x 4 matrix configuration.

• Contact Voltage: Commonly rated for 12V DC operation.

• Contact Current: Maximum current handling is typically around 50mA per key.

• Key Lifespan: Designed for high durability, often rated for up to 5 million key presses.

• Dimensions: Dimensions can vary, but a common size is approximately 69.14mm x 20.07mm.

• Connector: Equipped with a 5-pin 0.1" pitch connector for straightforward integration.

• Mounting: Features adhesive backing for easy attachment to enclosures or panels.