4 12 16 20 Key 4 * 4 Membrane Switch Keypad 1x4 3x4 4x4 4 * 5 Matrix Array Matrix Keyboard 1/2/5/10Pcs (Color : 4 Key, Size : 5Pcs)

Description

• Pushbutton Switches
• Material: paper

Pushbutton Switches4 12 16 20 Key 4*4 Membrane Switch Keypad 1x4 3x4 4x4 4*5 Matrix Array Matrix keyboard1x4 matrix keyboard: 1*4 Matrix membrane switch with FPC circuit Single chip microcomputer extended keyboard Precise and professional made, stable performance Pad Size: 68*20mm Total Length: 107mm 3x4 matrix keyboard: Pad Size: 69.2 x 76.9 x 0.8mm Cable Length: 3-1/3" or 86mm (include connector) Connector: 7 pins, 0.1" (2.54mm) Pitch Mount Style: Self-Adherence Max. Circuit Rating: 35VDC, 100mA Insulation Spec.: 100M Ohm, 100V Dielectric Withstand: 250VRms (60Hz, 1min) <;=5ms Life Expectancy: 1 million closures Operation Temperature: -20 to +40 C 4x4 matrix keyboard: Contact resistance of 500 () Insulation resistance 100M () Key Operating Force 150-200N Rebound time 1 (ms) Life of 100 million (times) Operating Temperature 60 () 1, the electronic characteristics Circuit Rating: 35V (DC), 100mA, 1W Contact resistance: 10 500 (Varies according to the lead lengths and different from those of the material used) Insulation resistance: 100M 100V Dielectric Strength: 250VRms (50 60Hz 1min) <;5ms Life span: tactile type: times 2, the mechanical properties Operating pressure: Touch feeling: 170 397g (6 14oz) Switch travel: touch-type: 0.6 1.5mm 3, the environment parameters Operating temperature: -40 to +80 Storage temperature: -40 to +80 Temperature: from 40,90% to 95%, 240 hours Vibration: 20G, max. (10 200Hz, the Mil-SLD-202 M204.Condition B) 4x5 matrix keyboard: 1. Panel Size: 75*85mm. 2. Length: 18CM. 3. Insulation Resistance:100M 100V. 4. Withstand Voltage:250V Rms.(50-60Hz lmin) 5. Storage Temperature: +15- +35. 6. Storage Humidity:70-90.

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