B

B–78

Dimensions are shown: mm

Specifications and dimensions subject to change

www.ckswitches.com

B–78

Dimensions are shown: mm

Specifications and dimensions subject to change

www.ckswitches.com

20 Apr 21

KSC SLT Series

Long Travel Tact Switch

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.

Features/Benefits

• Long travel

• Soft sound

• IP40

• J & G terminations

• Tape & reel

Typical Applications

• Automotive interior

• Front panel

• Instrumentation

Type

Force (N)

Life (cycles)

Travel (mm)

KSC SLT 221J LFS

2.4 +/- 0.7

200,000

1.35 +/-0.25

KSC SLT 221G LFS

2.4 +/- 0.7

200,000

1.35 +/-0.25

KSC SLT 223J LFG

2.4 +/- 0.7

200,000

1.35 +/-0.25

KSC SLT 223G LFG

2.4 +/- 0.7

200,000

1.35 +/-0.25

KSC SLT 241J LFS

3.5 +/- 0.9

200,000

1.35 +/-0.25

KSC SLT 241G LFS

3.5 +/- 0.9

200,000

1.35 +/-0.25

KSC SLT 243J LFG

3.5 +/- 0.9

200,000

1.35 +/-0.25

KSC SLT 243G LFG

3.5 +/- 0.9

200,000

1.35 +/-0.25

Specification

FUNCTION: Momentary

CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.

TERMINALS: J bend & Gullwing type for SMT

Mechanical

MAXIMUM APPLIED FORCE: 40N

* VALID ONE TIME. MAXIMUM ALLOWED TRAVEL TO AVOID

OVERLOAD ISSUES IS 1.70MM.

Electrical

SWITCHING POWER MAX.:

1.0 VA

0.2 VA

MAXIMUM POWER:

1.0 VA

0.2 VA

MAXIMUM VOLTAGE:

32 VDC

32 VDC

MINIMUM VOLTAGE:

20 mV

20 mV

MAXIMUM CURRENT:

50 mA

10 mA

MINIMUM CURRENT:

1 mA

1 mA

DIELECTRIC STRENGTH:

≥ 250 Vrms

CONTACT RESISTANCE: < 100mΩ

INSULATION RESISTANCE: Initial measurement:

≥ 1GΩ

After damp heat: ≥10MΩ

BOUNCE TIME: < 5 ms

Environmental

OPERATING TEMPERATURE: -40°C to +85°C (Silver)

-40°C to +125°C (Gold)

STORAGE TEMPERATURE: -40°C to +85°C (Silver)

-40°C to +125°C (Gold)

Process

Compatible with the lead free reflow soldering process.

Packaging

In reels of 1,000 pieces.

Dimensions of reels according to EIA RS481 or IEC 2863.

External diameter 330 mm ± 2 mm.

LFS Lead free compatible, silver plated

LFG Lead free compatible, gold plated

K S C

Plating

1 Silver (with LFS final digits ONLY)

3 Gold (with LFG final digits ONLY)

Termination

J J bend

G Gullwing

L F S

L T

S

2

Operating Force

2 2.4 N

4 3.5 N

Actuator

2 Soft 5.0 mm height

Silver

Gold