Components EDM450SACLFS Ed & edm dome sery Datasheet

ED & EDM Dome Series
Tactile Switches
B
Features
Typical Applications
•
•
•
•
•
•
•
•
•
Short travel
Good tactile feedback
Self cleaning
3 actuation forces
RoHS
Aircraft
Instrument
Panels
Radio equipment
Specification
Electrical
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
MAXIMUM POWER:
MAXIMUM VOLTAGE:
MINIMUM VOLTAGE:
MIN/MAX CURRENT:
DIELECTRIC STRENGTH:
CONTACT RESISTANCE:
INSULATION RESISTANCE:
(between terminals)
BOUNCE TIME:
Packaging
Trays 50 pieces.
Mechanical
Operating force
Type
Newtons (grams)
EDSAC LFS
2.4 (240) ± 25%
EDSSC LFS
2.4 (240) ± 25%
EDM450SAC LFS 4.5 (450) ± 25%
EDM650SSC LFS 6.5 (650) ± 25%
Tactile
Feeling (∆%)
≥ 25%
≥ 30%
≥ 25%
≥ 25%
Return
Force N
≥ 0.4 N
≥ 0.4 N
≥ 1.0 N
≥ 1.6 N
Silver
Gold
1.0 VA
0.2 VA
100 VDC
100 VDC
20m VDC
20m VDC
1.0 mA - 100 mA
50µA - 50 mA
≥ 250 Vrms
≤ 100 mΩ
Initial measurement: ≥ 1 GΩ
After damp heat: ≥ 10 MΩ
≤ 3 ms
Environmental
Silver
Gold
OPERATING TEMPERATURE:
-25˚C to 70˚C
-55˚C to 85˚C
Travel (mm)
0.3mm ± 0.15
0.3mm ± 0.15
0.5mm ± 0.25
0.6mm ± 0.25
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.
E
D
S
S
1
C
Contact Material
S Silver
G Gold
Terminals
AC with pc pins
SC with tabs
E
D
M
4
Operation Force
450 4.5 N (450 grams)
650 6.5 N (650 grams)
5
0
L
F
G
Lead Free Compatible
LFS RoHS, Silver termination plating
LFG RoHS, Gold termination plating for tabs only
Disc
0 Not sealed
1 Sealed, IP 67
S
S
C
L
Contact Material Terminals
AC with pc pins
S Silver
SC with tabs
G Gold
F
G
Lead Free Compatible
LFS RoHS, Silver termination plating *
LFG RoHS, Gold termination plating for tabs only
* If AC terminal option is selected please choose LFS suffix for part number
Dimensions shown in: mm
Specifications and dimensions subject to change
B–75
www.ck-components.com
ED & EDM Dome Series
ED
EDM
11,3 ±0,15
B
11,3
B
B
Tactile Switches
10,8 max
( sur clinquants )
0,01
+0,06
1,2 -0,1
10,8 max
( sur clinquants )
+0,06
1,2 -0,1
Apres assemblage
0
1,2
ø0,05 A ø -0,1
12,7 ±0,3
10,35±0,15
0,1
2±0,3
A
90˚
12,7±0,3
A
0,25 A
ø 11,8±0,15
+0,03
2 -0,01
36˚
ø 11,8±0,15
Zone de soudure ultra sons
10+0,2
0
15±0,2
0,55±0,1
+0,02
0,5 -0,04
4,5 ±0,5
IMPLANTATION CIRCUIT IMPRIME
0,9±0,1
0,35 ( course relative )
10,35±0,15
Switch Action Principal
The disc contact is essentially made
of two separate conductive dome
diaphragms separated by an
insulated material.
The upper diaphragm is shaped so
that under pressure it collapses
suddenly and establishes contact
with the lower diaphragm.
Upper Diaphragm
Pressure
Lower Diaphragm
Switch in resting position
Insulating
washer
Circular contact area
Switch in active position
Dimensions shown in: mm
Specifications and dimensions subject to change
B–76
www.ck-components.com
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