Maxi Key-Pad Dome Switches - .480 [12.2] Dia

Tactile "Key-Pad" Dome Switches

For use as momentary contact switches
4 legged design for superior performance
Ideal for wide variety of switching surfaces - single or double sided PCB's, flex circuits or membranes
Available on tape and reel for automated pick and place assembly applications and bulk for manual placements
"Key-Pad" domes are not designed to be soldered to board.
Adhesive spacer material available to create standard and custom keypad arrays. Provides the proper spacing between the circuit board and the top sealing surface for the "Key-Pad" Dome.

Specifications:

Material: Stainless Steel, Nickel Plated (Gold plating available)
Operating Temperature: -40°F to 220°F (-40°C to 105°C)
Contact resistance: < 100 mOhm
Switching Voltage: 0.1 to 100VDC
Max Amperage: 100 mAmp DC
Trip Force Range: from 7.8 oz. to 14.8 oz.

PCB pad thickness reccomendation: .000200" (5µm) min Nickel

_{* Key-Pad Domes are designed to be placed on board, not soldered}

	MAXI SERIES - .480 [12.2] DIA
TAPE & REEL (4000 PER)	MAXI SERIES - .480 [12.2] DIA
CAT NO.	HEIGHT _{±.004[±0.10]}	TRIP FORCE	REBOUND FORCE	CLICK RATIO
5173TR	.026 [0.65]	7.8 oz [220g]	3.0 oz [85g]	40%-70%
5174TR	.030 [0.75]	9.9 oz [280g]	3.2 oz [90g]	50%-80%
5175TR	.030 [0.75]	12.0 oz [340g]	3.5 oz [100g]	50%-80%
5176TR	.031 [0.80]	14.8 oz [420g]	4.2 oz [120g]	50%-80%

Note: for Bulk part numbers, remove the TR suffix from the above part numbers.

Click Ratio: (Trip Force - Rebound Force) / Trip Force. Choose a higher click ratio for switches that will click or snap when activated. Use lower click ratios for a more conventinal feeling switch.

	ADHESIVE SPACER- SINGLE SIDED
	CAT NO.	WIDTH	LENGTH	THICHNESS
	5200	36.00 [970]	24.00 [610]	.009 [235µm]