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2.8 Inch Capacitive Touch Button | Reliable China Suppliers & Factory with FPC Lead-Out Function
Product Drawing
Structure
| Part Name | Material | Thickness |
|---|---|---|
| Lens | PMMA | 1.0mm |
| OCA | optical adhesive | 0.125mm |
| ITO Film | ITO, PET, 150Ω/□ | 0.125mm |
| Back Adhesive | Double side tape | 0.4mm |
| Tail type | FPC | 0.3mm |
Specification
| Item | Contents | Unit |
|---|---|---|
| Product Size | 2.8 | inch |
| Lens Outline | 214.80*46.80 | mm |
| Sensor Outline | 65.00*43.50 | mm |
| View Area | 48.96*36.72 | mm |
| Max Voltage | DC 5V | V |
| Maximum Key Resistance | ≤2KΩ | KΩ |
This is a capacitive touch button product, sharing four touch buttons, this product also has an FPC lead-out function, providing convenient and reliable connections for seamless integration into various electronic devices.
Frequently Asked Questions
What is the layout structure of this capacitive touch button?
The structure consists of a 1.0mm PMMA Lens, 0.125mm OCA optical adhesive, 0.125mm ITO Film (ITO, PET, 150Ω/□), 0.4mm Double-sided Back Adhesive, and a 0.3mm FPC tail connection.
What are the dimensions and size of the lens and sensor?
The product size is 2.8 inches. The lens outline is 214.80*46.80 mm, the sensor outline is 65.00*43.50 mm, and the active view area measures 48.96*36.72 mm.
What is the maximum operating voltage for this device?
This capacitive touch button is designed to support a maximum operating voltage of DC 5V.
What is the tail interface type and its thickness?
The connection interface uses an FPC (Flexible Printed Circuit) tail type with a thickness of 0.3mm, providing reliable and flexible connectivity.
What is the maximum key resistance of the touch buttons?
The maximum key resistance of this capacitive touch button system is rated at ≤2KΩ.