A cím elején, valamint az első képen szereplő szín/minta/méret/típus kerül kiszállításra!
Új 4 12 16 20 kulcsos 4 * 4 membrános kapcsoló billentyűzet 1x4 3x4 4x4 4 * 5 mátrix tömb mátrix billentyűzet arduino okos autóhoz
New 4 12 16 20 Key 4*4 Membrane Switch Keypad 1x4 3x4 4x4 4*5 Matrix Array Matrix keyboard for arduino smart car
1x4 matrix keyboard:
100% Brand new and good quality
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: Dupont 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)
Contact Bounce: <=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)
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)
 
4x5 matrix keyboard:
1. Panel Size: 75*85mm. 
2. Length: 18CM. 
3. Insulation Resistance:100M Ω 100V. 
4. Withstand Voltage:250V Rms.(50-60Hz lmin) 
5. Storage Temperature: 15°- 35°. 
6. Storage Humidity:70-90.
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