4*4 Membrane Switch Keypad Matrix Array Matrix keyboard for Arduino
Features:
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)
Electric shock jitter: <5ms
Life span: tactile type: one million 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)
Kuongshun Electronic, one of the international well-known manufacturers and suppliers of 4*4 membrane switch matrix keypad which is situated in China, now has quality products for sale.
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