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Industrial Polyester Membrane Matrix Keypad With Flex Adhesive Layer
Product Details:
| Place of Origin: | DongGuan of China |
| Brand Name: | Taida |
| Certification: | ISO9001,SGS,ROHS,REACH,UL |
| Model Number: | 20241119-07 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 100 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 ;10-13 days for Batch goods |
| Payment Terms: | Western Union, T/T,PAYPAL |
| Supply Ability: | 9000 +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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| Pitch Of Connect: | 1.25MM Or Others | Adhesive: | 3M Adheisve Or Other Reuqest |
| Button Type: | Metal Dome, | Application: | Industrial Machinery Or Other Custom Design |
| Printing Method: | Screen Printing,digital Printing | LED Type: | 0805,0603 Or Other |
| Highlight: | industrial tactile membrane switch,industrial tactile membrane keyboard,matrix tactile membrane switch |
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Product Description
Industrial Polyester Membrane Matrix Keypad With Flex Adhesive Layer
Advantages
- Compact Size: Membrane keypads are thin and flexible, making them suitable for space-constrained applications.
- Cost-Effective: They are generally cheaper to produce compared to mechanical switches.
- Customizability: The overlay can be easily customized for different applications.
Disadvantages
- Tactile Feedback: They often lack the tactile feedback that mechanical keypads provide.
- Durability: Over time, the graphics can wear off, and the keys may become less responsive.
Structure
Layers: A typical membrane keypad consists of multiple layers:
- Top Layer: This is the graphic overlay that displays numbers, letters, or symbols.
- Spacer Layer: This layer prevents the conductive traces from touching each other when not pressed.
- Bottom Layer: Contains the conductive traces that connect to the microcontroller.
Matrix Configuration: The keys are arranged in a grid (for example, 4x4 or 3x4). Each keypress connects a specific row and column, allowing the system to identify which key has been pressed.
Functionality
- Key Press Detection: When a key is pressed, it completes the circuit between a specific row and column. The microcontroller continuously scans the rows and columns to detect which key is pressed.
- Debouncing: Key presses can produce noise; debouncing logic is often implemented in software to ensure a clean signal.
Applications
- Consumer Electronics: Used in devices like microwaves, washing machines, and remote controls.
- Industrial Equipment: Often found in control panels and machines.
- Keypads for Security Systems: Used for entering PIN codes.
Example of Use in a Circuit
To use a membrane matrix keypad with a microcontroller, you would typically connect the rows and columns of the keypad to the digital input/output pins of the microcontroller and write code to scan for key presses.
Specification:
| Overlay material ---For front or face overlay | ||||||||
| Polyester | Polycarbonate | |||||||
1 Highly versatile for embossing | 1 wide range of the surface finishes and thicknesses | |||||||
| 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 | ||||||||
About Taida.pdf
Our Services :
1 Reply your inquiry within 24 working hours
2 Customize design is available ,OEM and ODM are welcome
3 Experienced Staffs answer your all question in professional and fluent English
4 Exclusive and unique solution can be provided to our customers by our well-trained and professional engineers and staffs
5 Good service ,High quality ,test all goods and short lead time supply
Another photo show :
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.