One key keyboard membrane switch industry application
Product Description
Advantages and disadvantages:
1. It can bend, fold and winding freely. It can move and expand freely in three-dimensional space.
2. Good heat dissipation and low resistance.
The main technical parameters of membrane switch:
| (1) Electrical Properties | |||
| Operating voltage | < 50VDC | Working current | 100mA |
| Contact resistance | 0.5 ~ 102 | Insulation resistance | 100M2 (100VDC) |
| Substrate voltage | 2kDVO | Spring time | 6ms |
| loop resistance | 500, 1502, 3502 third gear, or the user needs tdetermine | ||
| Insulation ink voltage | 100VDC | ||
| (2) Mechanical Properties | |||
| Reliability, service life | >1 million times | Closed displacement | 0.1 ~ 0.4mm (no touch-tpe) 0.4 ~ 1.0mm |
| Health standard for power | 15 ~ 750g Power | Silver migration | In 55 C, humidity 90%, 56 hours later, the second-line between the 10M /50VDC |
Silver online no oxidation, nd impurities Silver width 0.3mm, the smallest interval of 0.3mm, line edges <1/3, the line gap of <1/4 width Pin spacing standard 2.54 2.50 1.27 1.25mm Lead anti-curvature, with d =10mm Ganggun line pressure roller 80 constantly | |||
| (3)environmental performance | |||
| Operating temperature | -20 ºC ~+70 ºC | Storage temperature | -40 ~+85 C temperature of 95% ± 5% |
| Atmospheric pressure | 86 ~ 106kDa | ||
| (4) print index | |||
1, Print size deviation0.15mm, clear code looks bad < 0.1mm edges 2, Chromatic deviation 0.11mm/100mm, insulated cover all the Silver Line Ink 3 Naink dispersion writinp non-defective 4, Chromatic aberration is not more than two 5, May have creases, paint stripping 6, Transparent windows transparent clean, uniform color, not a scratch,and impurity | |||
