Custom Epoxy FPC Metal Dome Matrix Buttons Flexible Membrane Switch Touch Keboard
Product Description
Custom Epoxy FPC Metal Dome Matrix Buttons Flexible Membrane Switch Touch Keboard
We are the professional R & D design and production of high-end membrane switches, membrane buttons and other products.
We can produce silicone button membrane switch, PCB membrane switch, FPC membrane switch, LGF backlight switch, EL cold film switch, LED backlight membrane switch, aluminum plate / acrylic / PC / stainless steel back plate membrane switch, capacitive touch membrane switch, outdoor Waterproof and anti-UV membrane switch, medical antibacterial membrane switch, etc.
Most of the materials that we use are from top domestic and foreign materials suppliers.
Membrane switch general technical parameters
Electrical performance
1. Working voltage: ≤ 50VDC
2. Working current: ≤100mA
3. Contact resistance: 0.5 ~ 10Ω
4. Insulation resistance: ≥100MΩ (100VDC)
5. Substrate withstand voltage: 2kDVC
6. Rebound time: ≤ 6ms
7. Loop resistance: 50Ω, 150Ω, 350Ω third gear, or as user needs to determine
8. Insulation ink withstand voltage: 100VDC
Mechanical behavior
1. Reliability service life: >1 million times
2. Closed displacement: 0.1~0.4mm (no tactile type) 0.4~1.0mm
3. Jianbiao effort: 15~750g force
4. Silver paste migration: at 55 ° C, temperature 90%, 56 hours, the second line is 10MΩ / 50VDC
5. No oxidation on the silver paste line, no impurities
6. Silver paste line width ≥0.3mm, minimum interval 0.3mm, line burr <1/3, line gap <1/4 line width
7. Pin spacing standard 2.54 2.50 1.27 1.25mm
8. lead wire resistance, with d = 10mm steel bar rolling 80 times line continuously.
Environmental performance
1. Working temperature: -20 ° C ~ +70 ° C
2. Storage temperature: -40 ° C ~ +85 ° C temperature 95% ± 5%
3. Large air pressure: 86 ~ 106KPa
Printing index
1. The printing size deviation is ±0.10mm, and the outer edge line is not clear and the difference is ±0.1mm.
2. The color deviation is ±0.11mm/100mm, and the insulating ink covers the silver paste line.
3. No ink scattered, no missing writing
4. The color difference is not greater than the second level
5. No creases, stripping
6. Transparent window transparent and clean, uniform color, no scratches, pinholes, impurities.