Metal Dome Flexible Circuit Boards Panel Membrane Switches
With over ten years of design and manufacturing expertise in membrane switches and silicone rubber keypads, we deliver reliable solutions for electronics, appliances, medical equipment, and military vehicles. Our commitment to quality has earned us the trust of more than 100 customers worldwide.
All circuits, graphic overlays, and membrane switches undergo thorough testing and inspection before leaving our factory to ensure optimal performance and reliability.
Flexible Printed Circuit Specifications
Materials: Polyester with conductive silver and carbon
Rear Adhesive: American 3M 467MP, 3M 468MP, 3M9472LE, etc.
Circuit Features
- 100% quality tested
- Long life expectancy
- Bi-color LED integration
- Double-sided FPC circuits
Performance Specifications
Electronic Characteristics:
| Circuit Rating |
35V (DC), 100mA, 1W |
| Contact Resistance |
10Ω - 700Ω (varies by trace length and materials) |
| Insulation Resistance |
> 100MΩ at 250V DC |
| Contact Bounce |
≤ 5ms |
| Dielectric Withstand |
250VRms (50-60Hz 1min) |
Mechanical Properties:
| Life Expectancy |
Flat type: ≥ 5 million cycles
Tactile type: ≥ 1 million cycles |
| Actuation Force |
Flat type: 57-284g (2-10 Oz)
Tactile type: 170-397g (6-14 Oz) |
| Switch Stroke |
Flat type: 0.1-0.5mm
Tactile type: 0.6-1.5mm |
Environmental Parameters:
| Operating Temperature |
-40°C to +80°C |
| Storage Temperature |
-40°C to +85°C |
| Humidity |
40, 90%-95%, 240 hours |
| Color Matching |
Pantone color matching system |
Additional Specifications
Materials: Textured PC, gloss PC with matte finish, Autotype PET, PVC
Thickness: 0.5, 0.7, 0.8, and 1.0mm
LED Windows: Clear or translucent with all colors
Embossed Keys: Polydome and rim
Metal Dome: Nicomatic and Innovan brands, nickel and gold plated
Technical Specifications
| Wire Lead Resistance |
<1Ω/CM |
| Rated Current |
25-100mA, 0-30V DC |
| Rated Voltage |
<50V, DC |
| Insulation Resistance |
<100MΩ, 250V DC |
| Life Time |
>1 Million cycles |
| Operation Temperature |
-104°F to 158°F (-40°C to 70°C) |
| Operation Humidity |
at 104°F, <98% RH |
| Dome Springback Time |
<5 msec |
| Base Material Voltage Withstand |
1500 V DC |
| Tail Flexibility |
Any angle within 180 degrees |
Special Capabilities: We can accommodate custom requirements including waterproofing, EMI shielding, window/lens coating, embedded LEDs, and various UV finishes.
Production & Business Details
Production Capacity: 1,000,000 units
Unit Price: Negotiable
Shipment Terms: EXW
Payment Terms: T/T
Origin: Dongguan
Packing: In carton
Product Images
