Hotline：
86-15811812127
86-15811812127
| Membrane key switch (Standard Specification) | ||
| Electronic properties | Working voltage:≤50V（DC） | Working current:≤100mA |
| Contact resistance:0.5~10Ω | Insulation resistance:≥100MΩ（100V/DC） | |
| Substrate pressure resistance:2kV（DC） | Rebound time:≤6ms | |
| Loop resistance: 50 Ω, 150 Ω, 350 Ω, or determined according to the user's needs. | Insulation ink withstand voltage:100V/DC | |
| mechanical properties | Reliability service life:>One million times | Closure displacement: 0.1 ~ 0.4mm (tactile type) 0.4 ~ 1.0mm (tactile type) |
| Working force: 15 ~ 750g | Migration of conductive silver paste: at 55 ℃, temperature 90%, after 56 hours, it is 10m Ω / 50VDC between two wires | |
| There is no oxidation and impurity on the silver paste line | The line width of silver paste is greater than or equal to 0.3mm, the minimum interval is 0.3mm, the rough edge of line is less than 1 / 3, and the line gap is less than 1 / 4 | |
| Pin spacing standard 2.54 2.50 1.27 1.25mm | The bending resistance of outgoing line is 80 times with d = 10 mm steel rod. | |
| Environmental parameters | Operating temperature:－20℃～+70℃ | Storage temperature: - 40 ℃ ~ + 85 ℃, 95% ± 5% |
| Atmospheric pressure:86～106KPa | ||
| Printing index | The printing size deviation is ± 0.10 mm, the outline side line is not clear, and the weaving error is ± 0.1 mm | The chromatic deviation is ± 0.11mm/100mm, and the silver paste line is completely covered by the insulating ink |
| No ink scattered, no incomplete handwriting | The color difference is not more than two levels | |
| There shall be no crease or paint peeling | The transparent window shall be transparent and clean, with uniform color, without scratches, pinholes and impurities. | |
Telephone：86-0755-88210919
Fax：86-0755-88210929
E-mail：szjcmkj@126.com
Address：5th floor, building B, Canbo Science Park, HUAFA North Road, Guangming New District, Shenzhen
Copyright ? Shenzhen jingcaiming Technology Co., Ltd
Record Number：Yueicp no.14038060 Baidu Statistics
Technical Support：SZTD
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