B3D-4112 Omron, B3D-4112 Datasheet
B3D-4112
Specifications of B3D-4112
SW978
Related parts for B3D-4112
B3D-4112 Summary of contents
Page 1
... Ambient storage humidity Contact - base material Plating Note: The Dome Keys are sold in units of 500 (20 sheets, with 25 Dome Keys per sheet). Orders must be made in multiples of 500 Dome Keys. Model B3D-4112 4-mm dia. approx. 170 ± (1.67± 0. min. (0.2 N min.) 0.2 ± 0.1 mm 0.3 ± ...
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... The surface structure of this adhesive has grid-shaped slits, as shown in the following cross-sectional diagram. These slits provide both ventilation and dust-proofing, which is required for contact dome operation. 15 µm Slits Recommended Contact Form 4 mm Diameter Contact Dome (B3D-4112) 5.2 dia. Gold-plated nickel 1.8 dia. Single-side PCB Resist ( µm) 2.8 dia. ...
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... Recommended Operating Part Form 4 mm Diameter Contact Dome (B3D-4112) Resin 1 dia. Entire circumference: R 0.2 Dimensions B3D-4112 B3D-5112 5 mm Diameter Contact Dome (B3D-5112) Entire circumference: R 0.2 Section A (54) 0.3 25, 7.4 dia (54 Section A (54) 25, 8.4 dia (54 Ultra-low Profile Dome Key Resin 1.5 dia. ...
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... PCB Pattern Diagrams B3D-4112 Precautions ■ Attaching to the PCB Remove the Dome Key from the sheet using tweezers or a vacuum pick-up tool, and attach it above the contact on the PCB surface, which has been wiped clean in advance. Press down on the top sur- face using an elastic material, such as urethane rubber, and a force of 2 ...
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... B3D Ultra-low Profile Dome Key MEMO ...
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... To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. OMRON ELECTRONIC COMPONENTS LLC 55 E. Commerce Drive, Suite B Schaumburg, IL 60173 847-882-2288 11/10 Cat. No. X303-E-1 Ultra-low Profile Dome Key Specifications subject to change without notice B3D OMRON ON-LINE Global - http://www.omron.com USA - http://www.components.omron.com Printed in USA ...