4×4 Matrix Membrane Keypad
₵18.00
This DC 12V 4×4 Matrix Keypad Membrane Switch is high-quality soft touch feeling button keypad with 100 million life-stroke lifespans and good resistance to environmental conditions.
This DC 12V 4×4 Key Matrix Membrane Switch Keypad is a high-quality product at very low cost for your application needs.
This 16-button keypad provides a useful human interface component for microcontroller projects. Convenient adhesive backing provides a simple way to mount the keypad in a variety of applications.
The Keypad 4×4 features a total of 16 buttons in Matrix form. This is a membrane keypad with no moving parts. A female 8-pin berg connector is require for interfacing it with your microcontroller circuits.
3 in stock
Technical Details
- Item Type: Keypad Module
- Model Type: Switch Keypad
- Operating Voltage (VDC): 35
- Operating Current (mA): 100
- Contact Resistance: 500Ω
- Insulation Resistance (MOhm): 100
- Dielectric Strength: 250VRms
- Length (mm): 165
- Width (mm): 70
- Height (mm): 1
- Weight (g): 7
Features
- Ultra-thin design & adhesive backing provides easy integration to any project
- Excellent price-performance ratio
- Easy communication with any microcontroller
- 5 pins 2.54mm pitch connector, 4x 4type 16 keys
- Sticker can peel off for adhesive mounting
- Used widely in industrial and home electronic equipments, instrument, etc.
- This allows a microcontroller to ‘scan’ the 8 output pins to see which of the 16 buttons is being pressed
Applications :
- Password-Protected Locks: Used for secure access systems.
- Home Automation: Control devices via keypad inputs.
- Menu Navigation: Navigate options in embedded systems.
- Data Entry: Input numerical or custom data in microcontroller projects.
- Industrial Controls: Provide simple input for machines and equipment.
- Gaming Consoles: Customizable inputs for gaming interfaces.
- Alarm Systems: Arming/disarming security alarms.
- Robotics: Command robot operations manually.
- DIY Projects: Flexible interface for hobbyist applications.
- Vending Machines: Key-based selection for products.
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