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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-wingterminal 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 22KV
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 milliohmsmaximum 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
Actuation Life

10,000 cycles switching 50 mA @ 24 VDC

1-4
CTSElectrocomponents

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 sealoptional
Top tape seal optional
Marking
Special side or top marking available - consult CTS

Packaging
Standard : Anti-static tube packaging
Optional : Tape and reel packaging

© 2008 CTS Corporation. All rights reserved. Information subject to change.

7/20/08

www.ctscorp.com

SPST
SCHEMATIC

Ordering Information
±0.25
"A" ±.010
O1
N

2

3

4

2.03
.080

5

11SPST Switches
No. of
"A" Overall Switch
Dimension Positions Part No .
.

12

4.06
.160

9.78±0.25
.385±.010

1.27
.050

2.03 SLIDE TRAVEL
.080

0.89
.035

CTS

7.26 /
9.80 /
12.34 /
14.88 /
17.42 /
19.96 /
22.50 /
25.04 /

DATE CODE
9.12±0.35
.359±.014

PART NO.

0.38
.015

0.25±0.08
.010±.003

1.27±0.13
.050±.005

.986
27.58 / 1.086
32.66 / 1.286+0.38

7.60
.299

7.62 -0.13
.300 +.015
-.005

+0

.286
.386
.486
.586
.686
.786
.886

10.40 -0.30
.410 +0

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

-.012

2.54
.100

TYP.

0.48±0.08
.019±.003

DIMENSION:

TYP.

mm
inch

SPDT / DPST

1

2

3

2.03
.080

Number of
"A" OverallDimension Switch Positions Actuation

6

4.06
.160

SPDT

7.26 / .286
12.34 / .486
17.42 / .686
22.50 / .886
27.58 / 1.086
32.66 / 1.286

9.78±0.25
.385±.010

CTS

SCHEMATIC

Ordering Information
SPDT/DPST Switches

±0.25
"A" ±.010

DATE CODE
PART NO.

1
2
3
4
5
6

SPDT/DPST
SPDT/DPST
SPDT/DPST
SPDT/DPST
SPDT/DPST
SPDT/DPST

Part No.
.
204-121/204-211204-122/204-212
204-123/204-213
204-124/204-214
204-125/204-215
204-126/204-216

“ON” WHEN ACTUATOR IS TOWARD THE DOT

±0.25
"A" ±.010
1

DPST
SCHEMATIC

2

3

4.06
TYP.
.160

2.03
.080
6

O
N

4.06
.160

9.78±0.25
.385±.010

1.27±0.13
.050±.005

7.60
.299

2.03 SLIDE
.080 TRAVEL

0.89
.035

9.12±0.35
.359±.014

0.38
.015

CTS

DATE CODE...