#Matrix #Array #12 #Key #Membrane #Switch #Keypad #Keyboard #For #AVR #4 #x #3 Features: Contact resistance of 500 (ω) Insulation resistance 100M (ω) Key Operating Force 150-200N Rebound time 1 (ms) Life of 100 million (times) Operating Temperature 60 degree
The electronic characteristics Circuit Rating: 35V (DC), 100mA, 1W Contact resistance: 10ω ~ 500ω (Varies according to the lead lengths and different from those of the material used) Insulation resistance: 100Mω 100V Dielectric Strength: 250VRms (50 ~ 60Hz 1min) Electric shock jitter: <5ms Life span: tactile type: ≥ one million times
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)
Specifications: Color:As the pictures show Size:Approx:77x70mm/3.03x2.76inch