ED & EDM Domes
Features
Typical Applications
•
•
•
•
Aircraft
•
•
•
•
•
Short travel
Instrument
Panels
Good tactile feedback
Self cleaning
Radio equipment
3 actuation forces
RoHS
Specification
ED: Disc element
Electrical
Silver
Gold
MAXIMUM POWER:
1.0 VA
100 VDC
20m VDC
0.2 VA
100 VDC
20m VDC
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
MAXIMUM VOLTAGE:
MINIMUM VOLTAGE:
MIN/MAX CURRENT:
DIELECTRIC STRENGTH:
CONTACT RESISTANCE:
1.0 mA - 100 mA 50µA - 50 mA
≥ 250 Vrms
≤ 100 mΩ
INSULATION RESISTANCE: Initial measurement: ≥ 1 GΩ
Packaging
Trays 50 pieces.
(between terminals)
BOUNCE TIME:
After damp heat: ≥ 10 MΩ
≤ 3 ms
Environmental
Silver
Gold
Mechanical
OPERATING TEMPERATURE: -25˚C to 70˚C
-55˚C to 85˚C
Operating force
Newtons (grams) Feeling (∆%)
2.4 (240) 25%
2.4 (240) 25%
EDM450SAC LFS 4.5 (450) 25%
EDM650SSC LFS 6.5 (650) 25%
Tactile
Return
Force N
≥ 0.4 N
≥ 0.4 N
≥ 1.0 N
≥ 1.6 N
Type
EDSAC LFS
EDSSC LFS
Travel (mm)
0.3mm 0.15
0.3mm 0.15
0.5mm 0.25
0.6mm 0.25
≥ 30%
≥ 30%
≥ 25%
≥ 25%
SIMULTANEITY: ≤ 0.05 mm
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.
D
1
E
D
Contact Material
S Silver
Lead Free Compatible
LFS RoHS, Silver tabs **
LFG RoHS, Gold tabs **
G Gold
Terminals
Disc
1 Sealed, IP 67
AC with pc pins*
SC with tabs **
LFT RoHS, Pure tin (terminals only) *
4
5
0
C
L
F
G
E
D
M
S
S
Operation Force
450 4.5 N (450 grams)
650 6.5 N (650 grams)
Lead Free Compatible
LFS RoHS, Silver tabs **
LFG RoHS, Gold tabs **
Contact Material Terminals
S Silver
G Gold
AC with pc pins *
SC with tabs **
LFT RoHS, Pure tin (terminals only) *
Note
* AC terminals only available with LFT
** SC terminals only available with LFS or LFG
Dimensions are shown: mm
Specifications and dimensions subject to change
www.ckswitches.com
D–28