Author Archives: li
How Are Custom Graphic Overlays Made for Membrane Switches?
Custom graphic overlays protect and identify membrane-switch controls. Compare PET, polycarbonate, printing, embossing, windows, adhesives and dome integration. Continue reading →
When Should You Choose a Square Metal Dome for a Tactile Switch?
A square metal dome has a square body, a central snap area and four corner feet. Learn when to use it and how to specify contacts, actuation and assembly. Continue reading →
How Do You Design a 9 Key Dome Button Array?
A 9 key dome button array needs consistent force, accurate pad geometry, venting and alignment. Learn how to design and validate all nine keys. Continue reading →
How Does a Peel-and-Place Tactile Dome Array Simplify Assembly?
A peel-and-place tactile dome array transfers aligned domes to a PCB, FPC or membrane switch. Learn layout, adhesive, installation and inspection. Continue reading →
How to Choose a Dome Switch for Electrical Switch Applications?
A dome switch for electrical switch applications must match PCB contacts, actuator travel, force and assembly format. Learn how to select and validate it. Continue reading →
How Do You Specify a 9mm T Series Snaps Dome?
Specify a 9mm T series snaps dome by force, leg length, finish, PCB pads and actuator geometry. Review 9 mm T-series options and assembly checks. Continue reading →
How Does a Waterproof Membrane Keypad Keep Water Away from Metal Domes?
Waterproof membrane keypad sealing depends on the overlay, perimeter adhesive, tail exit, vent path and enclosure. Learn how to specify and verify it. Continue reading →
How Does a Flexible Membrane Switch Retain and Actuate Metal Domes?
Flexible membrane layers retain, align and actuate metal domes through the carrier, adhesive, vents and circuit stack. Learn what to specify and test. Continue reading →
How Do Membrane Switch Pads Work with Metal Domes?
Membrane switch pads close a circuit through printed contacts, polydomes or metal domes. Learn how to design the stack-up, venting and validation. Continue reading →
When Should You Use a Standalone Dome Switch?
A standalone dome switch is a single metal snap dome installed over PCB contacts. Learn when to use it, how to retain it, and what to test. Continue reading →