Membrane switch is a new type of electronic key operating system that integrates key function, indication component and instrument panel. It was widely used in electronic communication, electronic measuring instruments, industrial control, medical equipment, automotive industry, intelligent toys, household appliances and other fields.
OEM Specifications:
| Customized Membrane Switch | |||
| Item | Details | Item | Options |
| Overlay Material | PET-Autotex series F150/200/250, V150/200/250, EBG130/180/250 etc. PC-G11,G42,GE8010,GE 8B35,etc. | Special Requirement | Medical, Waterproof grade of IP67, UV-resistant , Anti-Bacteria ,High or Low Temperature |
| Flame Retardant | UL 94-V0 , UL 94-V2 | Connector | Female and Male Connectors or ZIF Connector |
| Ink | SEIKO , MERLIA ,etc. | Surface | Embossed or Flat |
| Printing | Pantone or RAL Chart. | Touch | Tactile |
| Dome | PET(cover layer) | Lights | LED Lights |
| Spacer | PET | Dimension | Customized Per Drawing |
| Metal Dome | φ6 ， φ8 ， φ10 ， φ12 | Printing | Follow the Artwork |
| Circuit | PET Printed | Application | Used For Electronic Control Panel |
| Rear Adhesive | 3M467, 3M468, 3M9495 , 3M9448A,etc. | Overlay Adhesive | 3M467, 3M468, 3M9495 , 3M9448A,etc. |
| Total Thickness | 0.2 - 5.0 mm | Artwork / Drawing Format | CoreDraw , AI , Auto CAD |
Product's Specifications:
The location of dome, window, hole, tail and connector.
It can be embossed with the round shape, pan shape, edges embossed or non-standard shape.
It was processed with 3M468MP adhesive.
Technical Parameters:
| electrical Properties: | Working Voltage | Electric Current | Contact Resistance | Insulation Resistance | PET Pressure | Rebound Time | Circuit Resistance | Ink Pressure |
| >25VDC | ≤50mA | 20~150Ω | ≥100MΩ (100VDC） | 2k DVC | ≤6ms | 50Ω,150Ω 350Ω,etc. | 100VDC | |
| Mechanical Properties: | Closed Displacement | Pin Space Standard | Reliability Lifetime | Work Power | Siver Paste Wire Width | |||
0.1~0.2mm (No Tactile) 0.3~0.8mm (Embossed) | 2.54mm（common） 1.0mm(common） 1.27mm | ≥1million times | 180~350G power | ≥0.3mm, Min.Space 0.5mm，Wire burrs ＜⅓， Wire notch ＜¼ width. | ||||
| Environmental Properties: | Working Temperature | Storage Temperature | Atmospheric Pressure | |||||
| -20℃ ~ +70℃ | -30℃ ~ +90℃ Moisture 95%±5% | 86~106KPa | / | |||||
| Printing Index: | Print Size Deviation | Print Overlay Deviation | Print Color Deviation | No creases&paint stripping. | ||||
| ±0.20mm | ± 0.1mm/100mm Clear window clean, uniform color. | Within 10% No ink scattering&defective handwriting. | No scratches, pin holes or impurities. | |||||