www.ck-components.com

B–75

Dimensions shown in: mm

Specifications and dimensions subject to change

B

ED & EDM Dome Series

Features

Typical Applications

Electrical

Silver

Gold

MAXIMUM POWER:

1.0 VA

0.2 VA

MAXIMUM VOLTAGE:

100 VDC

100 VDC

MINIMUM VOLTAGE:

20m VDC

20m VDC

MIN/MAX CURRENT:

1.0 mA - 100 mA

50µA - 50 mA

DIELECTRIC STRENGTH:

≥ 250 Vrms

CONTACT RESISTANCE:

≤ 100 mΩ

INSULATION RESISTANCE: Initial measurement:

≥ 1 GΩ

(between terminals)

After damp heat:

≥ 10 MΩ

BOUNCE TIME:

≤ 3 ms

Environmental

Silver

Gold

OPERATING TEMPERATURE:

-25˚C to 70˚C

-55˚C to 85˚C

Specification

ED: Disc element

EDM: Disc element and double dome

FUNCTION: Momentary action

CONTACT TYPE: Normally open - SPST

TERMINALS: Through hole PCB terminations or tabs

OPERATING LIFE: 1,000,000

Packaging

Trays 50 pieces.

Mechanical

Operating force

Tactile

Return

Type

Newtons (grams)

Feeling (

∆%)

Force N

Travel (mm)

EDSAC LFS

2.4 (240) ± 25%

≥ 25%

≥ 0.4 N

0.3mm ± 0.15

EDSSC LFS

≥ 30%

≥ 0.4 N

0.3mm ± 0.15

≥ 25%

≥ 1.0 N

0.5mm ± 0.25

≥ 25%

≥ 1.6 N

0.6mm ± 0.25

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.

SIMULTANEITY:

≤ 0.05 mm

Contact Material

Lead Free Compatible

Terminals

E

D

1

S

S

C

Disc

L

F

G

Operation Force

Lead Free Compatible

Contact Material

D

M

C

S

S

Terminals

L

F

G

E

5

0

4

* If AC terminal option is selected please choose LFS suffix for part number