Screen Printing Keyboard Membrane Cover Silver Conductive Circuit With 2.54MM Pitch

Brand Name:Taida
Certification:ISO9001,SGS,ROHS,REACH,UL
Model Number:20241212-08
Minimum Order Quantity:200 pcs
Delivery Time:4-5 days for Samples making ;10-15 days for Batch goods
Payment Terms:Western Union, T/T,PAYPAL
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Location: Dongguan China
Address: Unit 502, B6, No. 310, Songbai Road, Liaobu Town, Dongguan, China
Supplier`s last login times: within 3 hours
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Product Details

Screen Printing Keyboard Membrane Cover Silver Conductive Circuit With 2.54MM Pitch


Benefits of Using a Keyboard Membrane Cover:

  1. Protection: Guards against dust, crumbs, and spills.
  2. Easy to Clean: Many covers can be wiped down or washed.
  3. Quiet Typing: Silicone covers can dampen noise while typing.
  4. Custom Fit: Available for various keyboard layouts and sizes.
  5. Enhanced Grip: Provides a non-slip surface for better typing control.

Considerations:

  • Typing Feel: Some users may find the typing experience slightly altered.
  • Compatibility: Ensure the cover fits your keyboard model properly.
  • Thickness: Thicker covers may offer more protection but can affect typing feel.


Specification:


1)Material (for front or face overlay)

Polyester:

1.Highly versatile for embossing

2.Highly resistant to chemicals

3.Better durability

4.For internal and external use, UV resistance

Polycarbonate:

1.Different surface(Glossy, Matt) and thickness(From 0.12mm~2mm)

2. cost-effective in price

3.For internal and external use

2) Embossing

Rim embossing/pillow embossing/dimple embossing

Graphic overlays can be embossed in order to insert domes/LED, leave space for mechanical keys/LED and provide tactile indications and better tactile feeling.

3)Windows(for display function)

1. print different colors windows, As transparent grey/Red/green window for display

2. Clear/Transparent window for LCD display

2. Matt/semi-transparent window for LED

4)Keys/buttons

Tactile keys---with metal dome or poly dome

Non-tactile--silver printing dots with flat key

5) Embeded LEDs

Small, brilliant lights only about 0.02’’ in height. Avaliable in several vibrant colors.

LED colors: white, yellow, orange, green, red, or double colors LED.

6)Cable

It is an extension of the printed circuit and is used to communicate with your device.

7)Types of connector

1.Zero insertion force (ZIF) connector; 2.Female connector; 3.male connector

8) EMI / RFI / ESD Shielding

use an aluminum foil shielding / a clear ITO electrical conductive polyester

9)Adhesive

mostly used are 3M-double-side glue

10)Backplate-

in aluminum, polycarbonate, acrylic, PCB


Product index:

Operating voltage: 35V DC


Operating current: 100mA 1W


Contact resistance: < 100 Ohms


Open circuit resistance: ≥ 10MΩ at 100V


Operating temperature: Flat/Metal dome:-20°c to +80°c


Storage temperature: Flat/Metal dome:-40°cto +80°c


Life expectancy Flat type≥5,000,000 times Tactile type≥1,000,000 times


Switch stroke: 0.1 to 0.6mm


Contact bounce: 5 to 30ms


Actuation force tolerance: +/- 20 to 45g


Tactile ratio: FC > 40%


Operating humidity: up to 95% RH


Female, male connector, solder pins and heat seal connectors are available


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