Description
TeknoCrafters FA4046 1×4 Key Matrix Membrane Switch Keypad
The TeknoCrafters FA4046 is a compact and reliable 1×4 key matrix membrane switch keypad designed for seamless integration with microcontroller-based systems. Its slim profile and durable construction make it an ideal choice for applications requiring a simple yet effective user interface.
Product Overview
Featuring four tactile keys arranged in a single row, the FA4046 provides a straightforward input method for various electronic projects. The membrane switch design ensures a long operational life, while the adhesive backing allows for easy mounting on different surfaces. Its compatibility with standard microcontroller input configurations makes it suitable for a wide range of applications, from DIY electronics to industrial control panels.
Key Features
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Key Configuration: 1×4 matrix layout
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Circuit Rating: 35V DC, 100mA, 1W
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Contact Resistance: 10Ω–500Ω (varies with lead length and material)
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Insulation Resistance: ≥100MΩ at 100V
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Dielectric Withstand Voltage: 250V RMS (50–60Hz for 1 minute)
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Contact Bounce Time: ≤5ms
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Operating Force: 220–350g (metal dome type)
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Key Travel: 0.6–0.8mm
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Dimensions: 6.9 × 2 cm
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Thickness: ≤0.13mm
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Operational Life:
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Metal dome type: <100,000 actuations
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Flat touch type: <30 million actuations
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Film button type: <500,000 actuations
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Environmental Tolerance:
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Storage Temperature: +15°C to +35°C
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Operating Temperature: 0°C to +60°C
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Humidity: 70%–90% RH
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Vibration Resistance: 20G max (10–200Hz, MIL-STD-202, M204, Condition B)
Application Scenario
The FA4046 keypad is well-suited for projects requiring a minimalistic input interface, such as menu navigation on embedded systems, code entry for security systems, or control inputs for custom-built devices. Its slim design allows for integration into compact enclosures, and the adhesive backing facilitates straightforward installation on various surfaces.
Authorized Distribution
Tri-Tek Electronics is an authorized distributor of TeknoCrafters products, providing customers with genuine components backed by full manufacturer warranty coverage. Our commitment to competitive pricing and factory support ensures that hobbyists, technicians, and professionals receive the best value and service. Visit our retail location in Mesa, AZ, serving the greater Phoenix area, including Chandler, Tempe, Gilbert, Scottsdale, and Glendale.