B–17

Dimensions are shown: mm

Specifications and dimensions subject to change

www.ck-components.com

B

9 aug 12

Operating force

Operating life

Travel

Type

Newtons (grams)

(operations)

KSR211/213

1,5 <Fa< 2,2

100,000

0,25 ± 0,15

KSR221/223

1,9 <Fa< 2,6

100,000

0,3 ± 0,15

KSR231/233

2,25 <Fa< 3,75

100,000

0,35 ± 0,15

KSR251/253

3,37 <Fa< 5,6

100,000

0,5 ± 0,15

KSR223GNC

1,5 <Fa< 2,5

30,000

0,3 ± 0,15

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.

Actuator

K

S

R

Operating Force

Contact Material

Termination

Switch Function

*Available on KSR223G only.

Overload: 20 Newtons

Detect switch versions are available. Please see Detect chapter

KSR2D/M series.

KSR Series

Subminiature Tact Switch for SMT

Features/Benefits

Typical Applications

Mechanical

Specification

FUNCTION: momentary action

CONTACT ARRANGEMENT: Normally Open

TERMINALS: Gullwing type for SMT

Electrical

Silver

Gold

MAXIMUM POWER:

1 VA

0.2 VA

MAXIMUM VOLTAGE:

32 VDC

32 VDC

MINIMUM VOLTAGE:

20 mV

20 mV

MAXIMUM CURRENT DC:

50 mA

10 mA

MINIMUM CURRENT DC:

1 mA

1 mA

CONTACT RESISTANCE:

≤ 100 mΩ

INSULATION RESISTANCE: (100 V): 1G

Ω (between terminals)

BOUNCE TIME: 1 ms max.

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: Compatible with lead free reflow soldering process.

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

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

Packaging

Switches are delivered on continuous tape, in reels of 2,500 pieces.