cost 20pcs 4 x 4 key switches Keyboard 16 Universial Keypad for Arduino Mega 2560 r3, uno, because the kit

cost 20pcs 4 x 4 key switches Keyboard 16 Universial Keypad for Arduino Mega 2560 r3, uno, because the kit

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Product Details

  • Is_CustomizedYes
  • ApplicationTelecommunication Equipment
  • Model Number4 X 4
  • Keypad Button MaterialHybrid Material
  • Brand NameChina
  • TagsChina, Equipment, Hybrid Material

Product Description

Contact resistance 500 ()
Isolation resistance 100 m ()
Key operating power 150-200N
Rebound time 1 (MS)
The lives of 100 million (times)
Operating temperature 60 ()
1, the characteristics of electronic
The tourist circuit: 35 v (dc), 100mA, 1 w
Contact resistance: 10 ~ 500
(Varies according to the length of the lead and different from the material used)
Insulation resistance: 100 m 100 v
Dielectric strength: 250 Vrms (50 ~ 60 hz 1 min)
Electric shock: 5 ms < jitter
Life span: tactile type: one million times
2, mechanical properties
Operating pressure: a touch of feeling: 170 ~ 397g (6 ~ 14 oz)
Touch tour: switch-type: 0.4 ~ 1.5 mm
3, environmental parameters
Operating temperature:-40 to + 80
Storage temperature:-40 to + 80
Temperature: from 40,90% to 95%, 240 hours
Vibration: 20 g, max.(10 ~ ~ 200 hz, Mil-SLD M204-202. Condition (b)
Package:
20 pcs x 4 4x16 matrix array keys of the membrane switch keypad Keyboar

cost 20pcs 4 x 4 key switches Keyboard 16 Universial Keypad for Arduino Mega 2560 r3, uno, because the kit

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