4x5 Matrix Keyboard Array 20 Key Membrane
4x4 Matrix Keyboard Array 16 Key Membrane
4x3 Matrix Array Membrane Switch Keypad Keyboard 12 Key
4x4 Keypad MCU Accessory Board Matrix Keyboard Buttons
1x6 Matrix Array 6 Key Membrane Switch Keypad Keyboard 1*6 Keys with LED
1x4 Matrix Array 4 Key Membrane Switch Keypad Keyboard 1*4 Keys
1.Contact resistance of 500 (?)
2.Insulation resistance 100M (?)
3.Key Operating Force 150-200N
4.Rebound time 1 (ms)
5.Life of 100 million (times)
6.Operating Temperature 60 (?)
7.Circuit Rating: 35V (DC), 100mA, 1W
8.Contact resistance: 10? ~ 500? (Varies to the lead lengths and the material used)
9.Insulation resistance: 100M? 100V
10.Dielectric Strength: 250VRms (50 ~ 60Hz 1min)
11.Electric shock jitter: <5ms
12.Life span: tactile type: ? one million times
13.Operating pressure: Touch feeling: 170 ~ 397g (6 ~ 14oz)
14.Switch travel: touch-type: 0.6 ~ 1.5mm
15.Operating temperature: -40? to +80?
16.Storage temperature: -40 to +80
17.Temperature: from 40,90% to 95%, 240 hours
18.Vibration: 20G, max. (10 ~~ 200Hz, the Mil-SLD-202 M204.Condition B)
Package included:
1*Matrix Keyboard Array Membrane Switch Keypad Keyboard