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Texture Coating 1x3 Matrix Membrane Keypad Prototype With Perimeter Emboss All Keys
Product Details:
| Place of Origin: | DongGuan of China |
| Brand Name: | Taida |
| Certification: | ISO9001,SGS,ROHS,REACH,UL |
| Model Number: | 20241114-08 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 300 pcs |
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| Price: | communication |
| Packaging Details: | PE bags first and Foam in Carton and etc |
| Delivery Time: | 4-5 days for Samples making ;10-15 days for Batch goods |
| Payment Terms: | Western Union, T/T,PAYPAL |
| Supply Ability: | 130000 +pcs +a Month |
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Detail Information |
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| Material: | Polyester Or Polycarbonate ,silicone Or Other Request | Color: | Pantone, RAL CMYK ,RGB Or Samples |
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| Adhesive: | 3M Adheisve Or Other Reuqest | Button Type: | Poly Dome |
| Button Types: | Metal Stainess Domes | Printing Method: | Screen Printing,digital Printing |
| Highlight: | texture coating fpc membrane switch,texture coating flexible membrane switch,1x3 matrix fpc membrane switch |
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Product Description
Texture Coating 1x3 Matrix Membrane Keypad Prototype With Perimeter Emboss All Keys
Tools and Materials Needed
- Graphic design software
- Printer (for the top layer)
- Conductive ink or adhesive for the bottom layer
- Microcontroller (e.g., Arduino)
- Connecting wires
- Multimeter (for testing)
Additional Tips
- Consider using a clear overlay to protect the printed graphics.
- Test the keypad in various environmental conditions to assess durability.
- Ensure that the keys have a tactile response for better user experience.
Steps to Create a Membrane Keypad Prototype
1. Design the Layout
- Labeling: Think about what each key will do and how it will be labeled.
- Determine Key Configuration: Decide how many keys you need and their arrangement (e.g., 4x4 matrix).
- Key Size: Define the dimensions of each key based on usability and space constraints.
2. Select Materials
- Membrane Layers: Typically, a membrane keypad consists of three layers:
- Spacer Layer: Contains holes for key presses.
- Bottom Layer: Conductive traces that complete the circuit when keys are pressed.
- Top Layer: Printed with the key graphics.
- Adhesive: Use a suitable adhesive to bond the layers.
3. Create the Artwork
- Use graphic design software (like Adobe Illustrator or Inkscape) to create the key graphics.
- Ensure the designs are clear and easy to read.
4. Testing the Prototype
- Test the keypad for usability, durability, and responsiveness.
- Make adjustments based on feedback.
5. Iterate
- Based on testing, refine your design, materials, or electronics as needed.
6. Manufacturing the Keypad
- Cutting: Cut the layers to the desired dimensions.
- Assembling: Layer the materials together, ensuring alignment of the graphics and conductive traces.
- Printing: Print the top layer artwork on a durable material (e.g., polyester).
7. Wiring and Electronics
- Connect the bottom layer's conductive traces to a microcontroller (like an Arduino) to register key presses.
- Use resistors if necessary to avoid ghosting effects in the matrix wiring.
8. Programming
- Write code for the microcontroller to read the key presses. Libraries like
Keypadfor Arduino can simplify this step. - Test each key to ensure it registers correctly.
Specification:
| Overlay material ---For front or face overlay | ||||||||
| Polyester | Polycarbonate | |||||||
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1 Highly versatile for embossing |
1 wide range of the surface finishes and thicknesses |
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| Embossing --- Graphic overlay or up circuit can be embossed in order to insert metal stainless steel domes for good tactile when press .Leave space for mechanical keys and provide tactile indications | ||||||||
| Pedestal embossing | Rim embossing | Pillow embossing | Dim embossing | |||||
| Windows or LCD --- For display functions | ||||||||
| Printed colors windows such like red ,black and so on | Transparent finishes windows | |||||||
| Keys | ||||||||
| Tactile Keys :witch metal domes or Poly domes ,Metal dome with different diameter and pressure kinds | Non-tactile keys: printed silver spot on the circuit | |||||||
| LEDs ---Miniature LEDs ,LED colors :white ,Green ,Red ,Blue ,Yellow ,Orange and others | ||||||||
| EL and Sensors or inductors --- EL can be light any place where where you like ,and sensors can be used as LEDs | ||||||||
| Cables --- is extension of circuit and communication with your device | ||||||||
| Screen printing conductive silver cable | Copper plated cable /Polyimide or FPC | PCB board | ||||||
| Types of connector --- 1 Zero insertion force(ZIF) with 0.3MM ,0.5MM ,1.0MM,1.25MM pitch ;2 Female connector with 2.54MM pitch; 3 Male connector | ||||||||
| Shielding --- For protection function | ||||||||
| Gasket seal/Waterproof :protect the conductors against from the humidity and splashes | EMI/RFI/ESD Shielding: use an Aluminum foil shielding /clear ITO electrical conductive polyester to protect | |||||||
| Rear Adhesive --- Mostly use the 3M double-side mounting glue brand of USA. Also accepted others such like Lohmann and others | ||||||||
| Back plate --- Use in Aluminum ,Polycarbonate ,Acrylic Or PMMA | ||||||||
| Matching color --- PMS or RAL Is best ,CMYK or RGB also can be ok if you can supply PMS Or RAL | ||||||||
| Standard Tolerances :+/-0.2MM | ||||||||
Electrical properties
| Operating voltage | ≤ 50VDC |
| Operating Current | ≤ 100mA |
| contact resistance | 0.5 ~ 10Ω |
| Insulation resistance | ≥ 100MΩ (100VDC) |
| the substrates withstand voltage | 2kDVC |
| rebound time | ≤ 6ms |
| loop resistance | 50Ω, 150Ω, 350Ω third gear, or user needs identified |
| insulating ink withstand voltage | 100VDC |
Mechanical behavior
| reliability of service life | > 1 million times |
| closed displacement | 0.1 ~ 0.4mm (tactile) 0.4 ~ 1.0mm |
| Kin standard for force | 15 ~ 750g force |
| conductive silver paste migration | in 55 ° C, a temperature of 90%, after 56 hours, the second-tier of 10MΩ/50VDC |
| Silver online no oxidation, no impurities | |
| Pastes linewidth ≥ 0.3mm, the minimum interval of 0.3mm, line burr <1/3, the line gap <1/4 linewidth | |
| pin spacing standard 2.54 2.50 1.27 1.25mm | |
| the pinout anti curvature, d = 10mm Ganggun pressure roll 80 times line constantly. | |
Environmental performance
| Operating Temperature | 20 °C ~ +70 °C |
| storage temperature | -40 ° C to +85 ° C temperature 95% ± 5% |
| large gas pressure | 86 ~ 106KPa |
FAQ:
Q1. What information will I have to provide for price?
A:To offer the exact price, we hope customers could inform us the material, specification as thickness, size, with adhesive or not, how many colors for printings, contact details, quantity required, Size and Shape with artwork files.
Q2. What is your terms of packing?
A:Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q3. What is your terms of payment?
A:T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q4. How about your delivery time?
A: After the engineering drawing is confirmed, the sample will be completed in 5 days, and after the sample is confirmed, the mass goods will be completed in 10 days.The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q8: How do you make our business long-term and good relationship?
1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.