Electrocomponents
®
Series 204
Data Sheet
SMD DIP Switch
Surface Mount
Multi-Functional
DIP Switch
IR Solderable,
PCB Washable
Features
Optimized Mechanical Features
• Coplanarity: 0.1mm / .004” max.
• Compatible with SMT assembly including IR and
Vapor-Phase (up to 260°C)
• Enclosed actuators shield contacts from foreign particles
throughout life of switch
• Gull-wing terminal configurations
• Available with SPST,SPDT,DPST,DPDT,3PST,4PST
circuitry choices
• Removable tape seal to withstand IR solder temperature
and board washing
Optimized Contact System
• Contact wiping action on make and break
• Integral terminal and contact locked into thermoset base
• Available with low profile, standard, or extended actuators
• Electrostatic discharge shield rated to 22 KV
Materials
• Gold plated contacts for long-term contact corrosion resistance
• All UL 94 V-0 plastics used
• RoHS compliant
Electrical and Mechanical Specifications
Switch Function
SPST - 2 through 10 and 12 positions
SPDT & DPST - 1 through 6 positions
DPDT & 4PST - 1 through 3 positions
3PST - 1 through 4 positions
Contact Resistance
50 milliohms maximum initial
100 milliohms maximum at end of life
Insulation Resistance
1,000 megohms minimum between insulated terminals
Dielectric Strength
500 VAC for 1 minute between adjacent switches
Nonswitching Rating
100 mA or 50 VDC maximum
Switch Capacitance
5 pF maximum between adjacent closed switches
Operating Temperature
–55°C to +85°C
5,000 cycles switching 50 mA @ 24 VDC
Coplanarity
0.1mm/.004" max.
Allowable Solder Time
Up to 60 seconds at 260°C
Vibration
Per MIL-STD-202F, method 204D, condition B
(.06" or 15 G’s between 10 Hz to 2K Hz) with
no contact inconsistencies greater than 1 microsecond
Shock
Per MIL-STD-202F, method 213B, condition A
(50 G’s) with no contact inconsistencies
greater than 1
microsecond
Sealing
Bottom epoxy seal optional
Top tape seal optional
Marking
Special side or top marking available - consult CTS
Packaging
Standard : Anti-static tube packaging
Optional : Tape and reel packaging
Actuation Life
1-4
CTS Electrocomponents
©2013 CTS Corporation. All rights reserved. Information subject to change.
2/05/13
www.ctscorp.com
SPST
SCHEMATIC
±0.25
"A" ±.010
O 1
N
2
3
4
5
11
12
2.03
.080
Ordering Information
SPST Switches
No. of
"A" Overall Switch
Dimension Positions Part No
.
.
4.06
.160
9.78±0.25
.385±.010
CTS
0.89
.035
2.03 SLIDE TRAVEL
.080
1.27
.050
PART NO.
DATE CODE
9.12±0.35
.359±.014
0.38
.015
7.60
.299
1.27±0.13
.050±.005
10.40
-0.30
.410
+0
-.012
+0
0.25±0.08
.010±.003
+0.38
7.62
-0.13
.300
+.015
-.005
.986
27.58 / 1.086
32.66 / 1.286
7.26 /
9.80 /
12.34 /
14.88 /
17.42 /
19.96 /
22.50 /
25.04 /
.286
.386
.486
.586
.686
.786
.886
2
3
4
5
6
7
8
9
10
12
204-2
204-3
204-4
204-5
204-6
204-7
204-8
204-9
204-10
204-12
2.54
.100
TYP.
0.48±0.08
.019±.003
TYP.
DIMENSION:
mm
inch
SPDT / DPST
±0.25
"A" ±.010
2.03
.080
6
Ordering Information
SPDT/DPST Switches
Part No.
.
Number of
"A" Overall Dimension Switch Positions Actuation
9.78±0.25
.385±.010
1
2
3
SPDT
SCHEMATIC
CTS
4.06
.160
7.26 / .286
12.34 / .486
17.42 / .686
22.50 / .886
27.58 / 1.086
32.66 / 1.286
1
2
3
4
5
6
SPDT/DPST
SPDT/DPST
SPDT/DPST
SPDT/DPST
SPDT/DPST
SPDT/DPST
204-121/204-211
204-122/204-212
204-123/204-213
204-124/204-214
204-125/204-215
204-126/204-216
PART NO.
DATE CODE
“ON” WHEN ACTUATOR IS TOWARD THE DOT
±0.25
"A" ±.010
1
2
3
6
2.03
.080
9.78±0.25
.385±.010
7.60
.299
4.06
TYP.
.160
1.27±0.13
.050±.005
0.89
.035
2.03 SLIDE
.080 TRAVEL
DPST
SCHEMATIC
O
N
4.06
.160
CTS
9.12±0.35
.359±.014
0.38
.015
PART NO.
DATE CODE
2.54
TYP.
.100
0.48±0.08
TYP.
.019±.003
+0
10.40-0.30
.410 +.0
-.012
0.25±0.08
.010±.003
+0.38
7.62 -0.13
.300 +.015
-.005
DIMENSION:
mm
inch
2-4
CTS Electrocomponents
©2013 CTS Corporation. All rights reserved. Information subject to change.
www.ctscorp.com
2/05/13
"A"
±0.25
±.010
3PST
SCHEMATIC
Ordering Information
3PST Switches
"A"
No. of
Overall
Switch
Dimension Positions Actuation Part No.
9.80 / .386
1
3PST
204-311
17.42 / .686
2
3PST
204-312
25.04 / .986
32.66 /1.286
3
4
3PST
3PST
204-313
204-314
O
N
CTS
1
4
4.06
.160
9.78±0.25
.385±.010
PART NO.
2.03
.080
DATE CODE
6.35
TYP.
.250
1.27±0.13
.050±.005
0.89
.035
2.03
.080
SLIDE
TRAVEL
7.60
.299
9.12±0.35
.359±.014
0.38
.015
2.54
TYP.
.100
0.48±0.08
.019±.003 TYP.
DIMENSION:
mm
inch
+0
10.40 -0.30
.410 +.0
-.012
0.25±0.08
.010±.003
+0.38
7.62 -0.13
.300 +.015
-.005
DPDT / 4PST
“ON” WHEN ACTUATOR
IS TOWARD THE DOT
±0.25
"A"
±.010
Ordering Information
DPDT/4PST Switches
"A"
No. of
Overall
Switch
Dimension Positions Actuation
Part No
12.34 / .486
1
DPDT/4PST 204-221/204-411
22.50 / .886
2
DPDT/4PST 204-222/204-412
32.66 / 1.286
3
DPDT/4PST 204-223/204-413
DPDT
SCHEMATIC
CTS
1
3
4.06
.160
9.78±0.25
.385±.010
2.03
.080
PART NO.
DATE CODE
"A" ±0.25
±.010
O
N
1
CTS
3
4.06 9.78±0.25
.160 .385±.010
2.03
.080
PART NO.
DATE CODE
2.54
TYP.
.100
8.89 TYP.
.350
0.38
.015
1.27±0.13
.050±.005
0.89
.035
7.60
.299
2.03 SLIDE
.080 TRAVEL
4PST
SCHEMATIC
9.12±0.35
.359±.014
0.25±0.08
.010±.003
7.62 +0.38
-0.13
.300 +.015
-.005
10.40+0
-0.30
.410 +0
-.012
0.48±0.08 TYP.
.019±.003
DIMENSION:
mm
inch
3-4
CTS Electrocomponents
©2013 CTS Corporation. All rights reserved. Information subject to change.
www.ctscorp.com
2/05/13
(Available in SPST and SPDT )
Low Profile Actuators
"A"
O 1
N
2
3
±0.25
±.010
4
5
11 12
2.03
.080
SURFACE MOUNT PAD LAYOUTS (ALL STYLES)
2.44
.096
8.60
.339
6.17
.243
11.04
.435
4.06
.160
9.78±0.25
.385±.010
CTS
1.27
.05
DA TE CODE
2.54
.100
TYP.
1.13
.044
TY P.
7.6
.299
1.27±0.13
.050±.005
9.12±0.35
.359±.014
0.38
.015
2.54
.100
TYP.
0.48±0.08
.019±.003
TYP.
0.25±0.08
.010±.003
+0.38
7.62 -0.13
.300 +.015
-.005
+0
10.40 -0.30
+0
.410 -0.12
DIMENSION:
mm
inch
Ordering Information
204
NUMBER OF POLES
BLANK – (FOR SPST)
1
– SINGLE POLE
2
– DOUBLE POLES
3
– 3 POLES
4
– 4 POLES
– 1
2
1
E
ACTUATOR HEIGHT
S
T
R
N
TOP TAPE SEAL
BLANK
–NO TOP TAPE SEAL
T
–TOP TAPE SEAL
NUMBER OF THROWS
BLANK – (FOR SPST)
1
– SINGLE THROW
2
– DOUBLE THROWS
*
Low profile: SPST & SPDT only
*
BLANK
– STANDARD(0.89mm/.035")
E
– EXTENDED(3.43mm/.135")
LP
– LOW PROFILE(Flush)
*
*
Extended: SPST only
*
*
Not available on extended
actuator
NUMBER OF SWITCH POSITIONS
1
2
3
4
5
6
7
8
9
10
12
– 1 POSITION
– 2 POSITIONS
– 3 POSITIONS
– 4 POSITIONS
– 5 POSITIONS
– 6 POSITIONS
– 7 POSITIONS
– 8 POSITIONS
– 9 POSITIONS
– 10 POSITIONS
– 12 POSITIONS
TAPE AND REEL
BLANK -
ANTI-STATIC TUBE PACKAGING
R
- TAPE & REEL PACKAGING
ACTUATION PRESET
BLANK
– SHIP AT "OFF" POSITION
N
– SHIP AT "ON" POSITION
BOTTOM EPOXY SEAL
BLANK -
NO EPOXY SEAL
S -
EPOXY SEAL
4-4
CTS Electrocomponents
©2013 CTS Corporation. All rights reserved. Information subject to change.
www.ctscorp.com
2/05/13
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