4 12 16 20 Key Membrane Switch Keypad 1x4 3x4 4x4 4*5 Array Matrix keyboard
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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    We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.

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  • If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
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Am 02.09.21 hat der Verkäufer die folgenden Angaben hinzugefügt:

DataCaciques