Spring Fingers for small printed circuit board applications by TE Connectivity

sanderjwitteveen — Fri, 08 Oct 2021 07:32:49 GMT

Current Revision posted to Documents by sanderjwitteveen on 10/8/2021 7:32:49 AM

Spring fingers (also known as shield fingers, grounding springs or universial ground contacts) are used in almost every small printed circuit board application. A spring finger is a single contact, surface mountable

internal connector. It provides an electrical connection and grounding from EMI noise and and static between a PCB and other electronic components, such as a secondary PCB, shield cam, antenna, or speaker.

TE Connectivity offers a wide selection of spring fingers in varying styles and sizes depending on the type of application.

Features

Used for grounding between device and PCB
Provides shielding from vibration from motors, antennas, speakers and microphones
Used as a connection for stacking applications between primary and secondary PCB's.
Availible in effective heights of 0.3mm 0 6.5mm
Requires limited space on a PCB
Accomodates soldering and pick-and-uplace using standard equipment

Benefits

Prevents EMI noise and static
Provides a highly reliable connection
Provides an easy and inexpensive method for connecting multiple PCB's
Allows for versatility in design of the PCB
Can be designed in at the last minute.
No expensive specialized equipment needed

Applications

Cell phones, smart phones
MP3 players
Digital Cameras, camcorders
GPS Units
Ereaders
Tablets
PC's and laptops
Home electronic devices
Automotive
Industrial Equipment

For further information about the products please
contact our Product information Center (PIC)

Attachments:

community.element14.com/.../Spring-Fingers-Quick-Reference-Guide.pdf

Spring Fingers Quick Reference Guide.pdf

Tags: cell_phones, mp3_players, gps_units, smartphones, industrial_equipment, ereaders, laptops, tyco_electronics, spring_fingers, automotive, home_electronic_devices, tablets, te_connectivity, pc's