B–49

Dimensions are shown: mm

Specifications and dimensions subject to change

www.ckswitches.com

B

B–49

Dimensions are shown: mm

Specifications and dimensions subject to change

www.ckswitches.com

KSS Series

Subminiature SMT Side Actuated

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.

However, please note that all the combinations of these options are not feasible.

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

Features/Benefits

• Low profile of 1.7 mm

• Excellent tactile feel

• High shear force

• Range of actuation forces

• Large flat top

• RoHS compliant and compatible

Typical Applications

• Cellular phone

• Industrial electronics

• Health diagnostic electronics

Mechanical

Specification

FUNCTION: momentary action

CONTACT ARRANGEMENT: N.O.

TERMINALS: Gullwing

IP40 sealed

NOTE: Specifications listed above are for switches with standard options.

For information on specific and custom switches, consult Customer Service Center.

Actuator

2 Standard, 1,1 (0.043)

3 Large, 1,8 (0.070)

Operating Force

2 2.0 N (200 grams)

3 2.5 N (250 grams)

4 4.0 N (400 grams)

K

S

S

G

Contact Material

1 Silver

3 Gold

Termination

G Gull wing, SPST

Operating force

Operating life

Travel

Type

Newtons (grams)

(operations)

(mm)

KSS221G

2.0 (200) ± 0.5

100,000

0,3 ± 0,15

KSS231G

2.5 (250) ± 0.5

100,000

0,3 ± 0,10

KSS241G

4.0 (400) ± 1.0

100,000

0,3 ± 0,15

Electrical

Silver

Gold

MAXIMUM POWER:

1 VA

0.2 VA

MAXIMUM VOLTAGE:

32 VDC

32 VDC

MAXIMUM CURRENT:

50 mA

10 mA

MINIMUM CURRENT:

1 mA

1 mA

DIELECTRIC STRENGTH:

≥ 250 VDC

CONTACT RESISTANCE:

< 100 mΩ

INSULATION RESISTANCE (100 VDC):

≥ 109 Ω

BOUNCE TIME: < 3 ms

Environmental

Silver

Gold

OPERATING TEMPERATURE:

-40˚C to 85˚C

-40˚C to 125˚C

STORAGE TEMPERATURE:

-55˚C to 85˚C

-55˚C to 125˚C

Process

Soldering: Lead free reflow soldering process in accordance with

IEC 61760-1.

Packaging

Tape and reels in reels of 3,000 pieces.

External diameter 330mm ± 2mm.

LFS RoHS compliant and compatible. Silver plated.

LFG RoHS compliant and compatible. Gold plated.

OVERLOAD: 20N

TACTILE FEELING: 2 and 4N: 25% min.

2.5N: 30% min.

30 Jan 19