Electrocomponents
7.3 x 4.3mm Compact
Tactile Switch
Features
Optimized Mechanical Features
• Surface mount terminal configuration
• Compatible with IR reflow and manual soldering
®
Series 225A
Data Sheet
Tactile Switch
Optimized Contact System
• Excellent tactile feedback
Materials
• Silver coated terminals for better solderability
• High temperature materials (UL94V-0)
• RoHS compliant
Electrical and Mechanical Specifications
Switch Contact Resistance
500 milliohms maximum
Insulation Resistance
100 Megohms minimum between
terminals
Maximum Rating
50 mA 12 VDC
Dielectric Strength
250 VAC for 1 minute between adjacent
terminals
Operating Force
180gf
Travel
0.15, 0.25 mm
Operating Temperature
- 40°C to +85°C
Storage Temperature
- 40°C to +85°C
Push Strength
3 Kgf maximum
Actuation Life
Travel 0.15mm: 100,000 cycles
Travel 0.25mm: 50,000 cycles
Allowable Solder Time
IR Reflow: Up to 5 seconds at 260°C.
Manual soldering: Up to 3 seconds at 350°C
Packaging
Standard: Tape and reel packaging with
330mm diameter reel and 16mm wide plastic tape
1-3
CTS Electrocomponents
© 2015 CTS Corporation. All rights reserved. Information subject to change.
9/11/15
www.ctscorp.com
CTS SERIES 225AJ1...R(S)G - Surface Mount Type1, With Ground Terminal
1
2
1.0
-0
1
3.8
3
2
4
2- 0.8
-0
Holes
+0.1
+0.1
1
2
1.2
±0.1
1.9
±0.1
CIRCUIT DIAGRAM
3.0
3
4
1.2
L
7.3
0.5 MAX.
1.0
+0.1
-0
5.0
±0.1
7.0
±0.1
3.95
1.5
0.15
0.6
1.0
2.2
PCB LAYOUT
0.6
1.6
3.1
7.0
5.0
0.8
DIMENSION : mm
STANDARD TOLERANCE :
.X (1 PLACE) : ±0.2
0.55
5.0
CTS SERIES 225AJ2...R(S)G - Surface Mount Type2, With Ground Terminal
1
2
1
3.8
3
2
4
6.5
±0.1
5.0
±0.1
1.0
±0.1
2.5
±0.1
1
2
3
4
0.6
±0.1
0.85
±0.1
2- 0.95
+0.1
Holes
-0
3.0
9.0
CIRCUIT DIAGRAM
3.1
±0.1
L
7.3
0.5 MAX.
2.5
3
5.0
±0.1
10.0
±0.1
4
4.25
1.5
6.5
0.5
0.7
1.2
2.2
2.0
0.15
0.6
2.5
PCB LAYOUT
DIMENSION : mm
STANDARD TOLERANCE :
.X (1 PLACE) : ±0.2
0.55
5.0
2 -3
CTS Electrocomponents
© 2015 CTS Corporation. All rights reserved. Information subject to change.
1.8
2.0
±0.1
9/11/15
3
4
www.ctscorp.com
3.5
±0.1
Ordering Information
225A – J1
S
A
A
Actuator Force
A:
180 gf
R
S
G
Ground Terminal
G
: WITH GROUND TERMINAL
Termination
J1:
SURFACE MOUNT J BEND TYPE 1
J
2: SURFACE MOUNT J BEND TYPE 2
Travel
S
: 0.15mm
BLANK:
0.25mm
Packaging
R
: TAPE & REEL PACKAGING
Actuating Direction
S:
SIDE
Actuator Length “L”
2.4 mm (SURFACE MOUNT J BEND TYPE 1)
A:
B:
3.9 mm (SURFACE MOUNT J BEND TYPE 2)
C:
4.25 mm (SURFACE MOUNT J BEND TYPE 2)
Note:
Consult CTS for other common features not
listed.
3 -3
CTS Electrocomponents
© 2015 CTS Corporation. All rights reserved. Information subject to change.
9/11/15
www.ctscorp.com
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