B

B–166

Dimensions are shown: mm

Specifications and dimensions subject to change

www.ckswitches.com

SFS Series

Mid-Travel, Soft Sound Tact Switch

B

1 Dec 20

LFS RoHS compliant & compatible product

How To Order

Our easy build-a-switch concept allows you to mix and match options to create the switch you need. To order, select

desired option from each category and place it in the appropriate box.

For any part number different from those listed above, please consult your local representative.

S F S

Operating Force

R 360 gf

F 680 gf

W 970 gf

Product Size

12 12x12 mm

Seal

S Sealed

Package

T Standard: Tube

R Tape & reel

Termination

1 Thru-hole inside

2 Thru-hole outside

SMT SMT process termination

L F S

Features/Benefits

• Construction with standard

dimension 12x12 mm overall size

• Gold plating contacts

• SMT termination design

• Unique click & a sealed contact

system

• 360 gf, 680 gf & 970 gf versions

Typical Applications

• Measurement-control-regulation

• Monitoring system

• Automotive (steering wheel, mid-

console, window lifter)

• Navigation

• Disposable medical devices

• Patient monitoring

• Scan system

2

1

NEW

Specification

FUNCTION: Momentary action

CONTACT ARRANGEMENT: 1 make contact = SPST NO

TERMINALS: Gold plating, G type for SMT

and THT for manual soldering

TRAVEL:

Mechanical

Electrical

MAXIMUM VOLTAGE: 35 VDC

MAXIMUM CURRENT DC: 100 mA

MAXIMUM POWER DC: 1W

CONTACT RESISTANCE: 100 mΩ

INSULATION RESISTANCE: 1000 MΩ min.

DIELECTRIC VOLTAGE: < 0.5 mA

Environmental

OPERATING TEMPERATURE: -40˚C to +90˚C

STORAGE TEMPERATURE: -40˚C to +80˚C

Process

SOLDERING: This component is suited to the following methods:

Infrared Reflow Soldering in accordance with IEC61760-1

Packaging

700 pieces per reel

58 pieces per tube

OPERATING FORCE

TRAVEL

360 ± 70 gf

0.6 ± 0.2 mm

680 ± 160 gf

0.7 ± 0.2 mm

970 ± 250 gf

0.8 ± 0.2 mm

Operating life with load

300,000 cycles

Operating life without load

1,000,000 cycles