4×5 Matrix Array 20 Key Membrane Switch Keypad Keyboard 4*5 Keys

SKU: FA4043-1 Tag:
Weight 0.005 kg
Dimensions 8.5 × 7.5 cm
Insulation Resistance

100M Ω 100V
Withstand Voltage

250V Rms.(50-60Hz lmin)
Storage Temperature

+15℃- +35℃
Storage Humidity

70％-90％

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, 4×5 type 20 keys.
  • The sticker can peel off for adhesive mounting.
  • Used widely in industrial and home electronic equipment, instrument, etc.
  • This allows a microcontroller to ‘scan’ the 9 output pins to see which of the 20 buttons is being pressed.

Specifications

Voltage(V) DC 35V
Operating Current (A) 100mA
Contact Resistance 100mΩ (Max.)
Insulation Resistance (MΩ) 100
Dielectric Strength 250VRms
Operating Temperature Range (°C) -40 to 80
Storage condition (℃) -40 to 80
Length (mm) 180
Width (mm) 85
Height (mm) 1
Weight (gm) 8


Package Includes 

  • 1 x 4×5 Matrix Array 20 Key Membrane Switch Keypad.

This 4×5 Matrix Array 20 Key Membrane Switch Keypad Keyboard is a high-quality soft-touch feeling button keypad with 100 million life-stroke lifespans and good resistance to environmental conditions.

This DC 12V 4×5 Key Matrix Membrane Switch Keypad is a high-quality product at a very low cost for your application needs.

This 20-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 4×5 features a total of 20 buttons in Matrix form. This is a membrane keypad with no moving parts. A female 9-pin berg connector is required for interfacing it with your microcontroller circuits.

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