KSR Datasheet, PDF (1/3 Pages) ITT Industries – Subminiature Tact Switch for SMT

KSR Series
Subminiature Tact Switch for SMT
Features/Benefits
• Saves PCB space
• Range of 4 actuation forces
• J or G terminations
• N.O. or N.C. contacts
• Detect type available
• Soft actuator
Typical Applications
• Automotive
• Cellular phones & accessories
• Industrial electronics
• Computers & network equipment
Specification
B
FUNCTION: momentary action
CONTACT ARRANGEMENT: N.O.
TERMINALS: J bend & Gullwing type for SMT
Mechanical
Electrical
MAXIMUM POWER:
MAXIMUM VOLTAGE:
MINIMUM VOLTAGE:
MAXIMUM CURRENT DC:
MINIMUM CURRENT DC:
Silver
1 VA
32 VDC
20 mV
50 mA
1 mA
Gold
0.2 VA
32 VDC
20 mV
10 mA
1 mA
Type
KSR211/213
KSR221/223
KSR231/233
KSR251/253
KSR2D3J
KSR223GNC
Operating force
Newtons (grams)
1.8 (180) ± 20%
2.3 (200) ± 25%
3.0 (300) ± 25%
4.5 (450) ± 25%
1.5 (150) ± 25%
2 (200) ± 25%
Operating life
(operations)
100,000
200,000
200,000
100,000
100,000
100,000
Travel
0,25 ± 0,15
0,3 ± 0,15
0,35 ± 0,15
0,5 ± 0,15
0,3 ± 0,15
0,3 ± 0,15
CONTACT RESISTANCE: ≤ 100 mΩ
INSULATION RESISTANCE (100 V): 10⁹ Ω
BOUNCE TIME: 1 ms
Environmental
Silver
Gold
OPERATING TEMPERATURE: -40˚C to 85˚C -40˚C to 125˚C
STORAGE TEMPERATURE: -55˚C to 85˚C -55˚C to 125˚C
Packaging
Switches are delivered on continuous tape, in reels of 2,500 pieces.
Process
SOLDERING: Infrared reflow in accordance with CECC00802
NOTE: Part numbers listed above do not represent all possible configurations.
For information on specific and custom switches, consult Customer Service Center.
How To Order
Our easy build-a-switch concept allows you to mix and match options to create the switch you need. To order, select desired
option from each category and place it in the appropriate box.
KSR
Actuator
2 Soft actuator
Operating Force
1 1.8 N (180 grams)
2 2.0 N (200 grams)
3 3.0 N (300 grams)
5 4.5 N (450 grams)
D Detect**
Contact Material
1 Silver
3 Gold
Switch Function
(NONE) Normally open
NC Normally closed*
Termination
J J bend
G Gull wing
*Available on KSR223GNC only.
**D contact is recommended for long period of closing. No tactile feel. KSR2D3J only.
B-14
Dimensions are shown: mm (inch)
Dimensions subject to change
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