G–
39
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
www.ck-components.com
ET Series
Sealed Subminiature Rocker Switches
Features/Benefits
•
Sealed against solder and cleaning
process contaminants
•
Rocker, bushing & case—UL 94V-0
•
Small footprint—saves space
•
RoHS compliant
Typical Applications
•
Telecommunications
•
Instrumentation
•
Computers & peripherals
Specifications
CONTACT RATING: B contact material: 0.4 VA max. @
20 V AC or DC max. Q contact material: Copper alloy, silver
plated. See page G-43 for additional ratings.
ELECTRICAL LIFE: ETX1 models: 60,000 make-and-break
cycles at full load. All other models: 30,000 cycles.
CONTACT RESISTANCE: Below 20 m Ω typ. initial @
2-4 V DC, 100 mA, for both silver and gold plated contacts.
INSULATION RESISTANCE: 10
9
Ω min.
DIELECTRIC STRENGTH: 1000 Vrms min. @ sea level.
OPERATING TEMPERATURE: –30ºC to 85ºC.
SOLDERABILITY: Per MIL-STD-202F method 208D, or
EIA RS-186E method 9 (1 hour steam aging).
PACKAGING: Surface mount switches standard in tape and reel
packaging, see page G-45 for drawings and reel information.
Materials
CASE & BUSHING: Glass filled nylon 6/6, flame retardant,
heat stabilized (UL 94V-0) or glass filled 4/6 nylon, flame retardant,
heat stabilized (UL 94V-0).
ACTUATOR: Nylon, black standard. Internal o-ring seal
standard with all actuators. SA surface mount: High
temperature material, glass filled 46 nylon, flame retardant,
heat stabilized (UL 94V-0).
SWITCH SUPPORT: Brass, matte-tin plated.
CONTACTS & TERMINALS: B contact material: Copper alloy,
with gold plate over nickel plate. Q contact material: Copper alloy,
silver plated. See page G-43 for additional contact materials.
TERMINAL SEAL: Epoxy.
NOTE: Any models supplied with Q, B, G, S, P & R contact material are RoHS compliant.
NOTE: Specifications and materials listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center
.
Build-A-Switch
To order, simply select desired option from each category and place in the appropriate box. Available options are shown and
described on pages G-40 thru G-44. For additional options not shown in catalog, consult Customer Service Center. All models are
process sealed to withstand machine soldering temperatures and pressure wash cleaning methods.
Switch Function
ET01
SP On-None-On
ET02 SP Of
f-None-On
ET03 SP On-Off-On
ET05 SP Mom.-Off-Mom.
ET07 SP On-Of
f-Mom.
ET08 SP On-None-Mom.
ET21 DP On-None-On
ET27 DP On-Of
f-Mom.
ET28 DP On-None-Mom.
Actuator
J1
Rocker
J6 Rocker
T
erminations
A
Right angle, PC thru-hole
AV Vertical Right angle, PC thru-hole
C PC
Thru-hole
V3 V
-bracket
AV2 Vertical Right angle, PC thru-hole
SA Right Angle Surface mount
Contact Material
B
Gold
P Gold, matte tin
Q Silver
S Silver, matte-tin
G Gold over silver
R Gold over silver
,
ma
tte-tin
Seal
E
Epoxy
Actuator Color
2
Black
1 White
3 Red
