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B–19

Dimensions shown in: mm (inch)

Specifications and dimensions subject to change

B

Mechanical

Operating force(Fa) Operating life

Travel

Type

Newtons (grams)

(operations)

Silver versions

KSR212G LFS

1.5 < Fa < 2.2

200,000

0,25 ± 0,15

KSR222G LFS

1.9 < Fa < 2.6

200,000

0,3 ± 0,15

KSR232G LFS

2.25 < Fa < 3.75

200,000

0,35 ± 0,15

KSR252G LFS

3.37 < Fa < 5.6

200,000

0,5 ± 0,15

Gold versions

KSR214G LFS

1.5 < Fa < 2.2

200,000

0,25 ± 0,15

KSR224G LFS

1.9 < Fa < 2.6

200,000

0,3 ± 0,15

KSR234G LFS

2.25 < Fa < 3.75

200,000

0,35 ± 0,15

KSR254G LFS

3.37 < Fa < 5.6

200,000

0,5 ± 0,15

KSR Long Life-200,000 cycles-Gold and Silver Series

Subminiature Tact Switch for SMT

Features/Benefits

Specification

FUNCTION: momentary action

CONTACT ARRANGEMENT: Normally Open

TERMINALS: Gullwing type for SMT

Typical Applications

Electrical

Silver

Gold

MAXIMUM POWER:

1 VA

0.2 VA

MAXIMUM VOLTAGE:

32 V dc

32 V dc

MINIMUM VOLTAGE:

20 m Vdc

20 m Vdc

MAXIMUM CURRENT DC:

50 mA

10 mA

MINIMUM CURRENT DC:

1 mA

1 mA

CONTACT RESISTANCE:

≤ 100 m_Ω

INSULATION RESISTANCE (100 V): 1 G_

Ω

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.

OVERLOAD: 20 Newtons

Packaging

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

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