LED Backlight Screen Printing Tactile Switch Keypad With Transparent Window Display

Creating a tactile switch keypad with LED backlighting and a transparent window display involves several key components and advantages. Here’s an overview:

1. Design Features

• LED Backlighting:

  • Enhances visibility in low-light conditions, allowing users to easily identify keys and functions.
  • Customizable colors for different functions or alerts, improving user interaction.

• Transparent Window Display:

  • Allows for clear visibility of underlying graphics or indicators.
  • Enables the integration of printed labels or icons that can be illuminated by the backlight.

2. Material Considerations

• Durable Materials:
  • Typically made from high-quality polyester or polycarbonate, providing resistance to wear and environmental factors.
• Tactile Feedback:
  • The keypad can include raised buttons or textures that provide physical feedback, enhancing user experience.

3. Custom Graphics

• Screen Printing:
  • High-resolution printing techniques allow for detailed graphics and labels, ensuring clarity and durability.
• Custom Layouts:
  • Flexible designs can accommodate various button shapes, sizes, and layouts to meet specific application needs.

4. User Experience

• Enhanced Usability:
  • Tactile feedback combined with LED illumination helps users operate the keypad confidently, especially in critical applications.
• Intuitive Design:
  • Key features can be highlighted using different colors or brightness levels, guiding users effectively during operation.

5. Applications

• Suitable for a wide range of devices, including:
  • Medical equipment
  • Industrial control panels
  • Home automation systems
  • Consumer electronics

6. Installation and Compatibility

• Easy Integration:
  • Designed for straightforward installation on various devices.
• Flexible Mounting Options:
  • Adaptable to different interface requirements, ensuring compatibility with existing systems.

 
 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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About ShenZhen TaiDa Menbrane switch CO.,LTD
 
Taida are an OEM professional specializing in designing and manufacturing membrane switch ,graphic overlay and adhesive sticker/labels with with more than 15 years experience in Shenzhen of China which are widely used in industrial,electronics,household appliance,medical equipments.we have more than 500 different customers .and most of our customer come from USA ,EU ,UK ,middle east and other famous country of world wide.Taida can supply different kinds of Membrane switch based on each client's request .
 
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