C&K GT Series
Sealed Ultraminiature Toggle Switches
Features/Benefits
Typical Applications
• Sealed against solder and cleaning
• Hand-held telecommunications
• Small instrumentation
process contaminants
• Ultraminiature size, smallest
footprint available
• Thru-hole and surface mount models
• High temperature materials (UL 94V-0)
• RoHS compliant and compatible
Specifications
Materials
CONTACT RATING: 0.4 VA max. @ 20 V AC or DC max.
HOUSING AND BASE: Glass filled nylon 6/6 or 4/6, flame retardant,
heat stabilized (UL 94V-0).
MECHANICAL & ELECTRICAL LIFE: 40,000 make-and-break
cycles at full load.
ACTUATOR: Glass filled nylon 6/6, flame retardant, heat stabilized
(UL 94V-0), with standard internal o-ring seal.
CONTACT RESISTANCE: Below 50 m Ω typ. initial @
2-4 V DC, 100 mA.
SWITCH SUPPORT: Brass, tin plated.
9
INSULATION RESISTANCE: 10 Ω min.
MOVABLE CONTACTS: Copper alloy, with gold plate over
nickel plate.
DIELECTRIC STRENGTH: 500 Vrms min. @ sea level.
OPERATING TEMPERATURE: –30ºC to 85ºC.
STATIONARY CONTACTS: Copper alloy, with gold plate over
nickel plate.
SOLDERABILITY: Per MIL-STD-202F method 208D, or
EIA RS-186E method 9 (1 hour steam aging).
TERMINALS: Gold.
TERMINAL SEAL: Epoxy. All terminals insert molded.
PACKAGING: Surface mount switches shipped in anti-static
tape and reel packaging per EIA 481-3, see page G-48 for
drawings and reel information. Tape and cover strip are
conductive for use near statically sensitive components,
consult Customer Service Center.
NOTE: For the latest information regarding RoHS compliance, please
go to: www.ittcannon.com/rohs.
NOTE: Specifications and materials listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
How To Order
Complete part numbers for GT Series Sealed Ultraminiature Toggle Switches are shown on pages G–43 thru G–48.
.100
(2,54)
SWITCH FUNCTION
POS.1
POS. 2
POS. 3
EPOXY
SEAL
C&K MARKING ON
OPPOSITE SIDE
.015 TYP.
(0,38)
.150
(3,81)
.160
(4,06)
.100
(2,54)
PART NUMBER
6
4
3
2
1
ON
ON
NONE
OFF
ON
ON
GT11MCBE
GT13MCBE
GT11MCBE
SPDT
.170 DIA.
.020 TYP.
(0,51)
Conn. Terms.
2-3
OPEN
2-1
.066 DIA.
.177
(4,50)
.276
(7,01)
.063
(1,60)
Schematic
SPDT
Note: Pins 4 and 6 not connected
.228
(5,79)
.130 TYP.
(3,30)
OFF
NONE
N/A
ON
3-1
GT12MCBE
Conn. Terms.
Schematic
OPEN
ACTUATOR SHOWN IN POS. 1
TERMINAL NOS. FOR
REFERENCE ONLY
PC MOUNTING
6
3
SPST
Note: Pins 4 and 6 not connected
4
1
GT12-omit hole 2.
GT12 MODEL
TERMINALS 1,3,4 & 6 ONLY
G
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
www.ittcannon.com
G–43