PHA Datasheet, PDF (1/4 Pages) C&K Components – Short Stroke Pushbutton Switches

PHA Series
Short Stroke Pushbutton Switches
A
Features/Benefits
• Momentary or latching action
Typical Applications
• Computers and peripherals
• Low cost, reliable contact design • Instrumentation and
• 2 & 4 pole configurations
measurement equipment
• Sealed contacts
• Optional buttons
• Non-power, on-off
switch applications
• RoHS compliant
Specifications
SWITCHING POWER MAX.: 3 W DC
SWITCHING VOLTAGE MAX.: 30 V DC
SWITCHING CURRENT MAX.: 100 mA DC
DIELECTRIC STRENGTH (50 Hz/1 min.): 500 V between open
contacts. 1500 V between chassis and contacts.
OPERATING LIFE: 10,000 cycles at rated load
CONTACT RESISTANCE: 20 m ohms initialΩ
INSULATION RESISTANCE: 100 M ohmsΩ
TOTAL TRAVEL/LATCHING TRAVEL: 2.5mm/1.5mm
(.098 inch/.059 inch)
OPERATING FORCE:
170 grams ± 50 grams (1.67 ± 0.98N)
230 grams ±50 grams (2.26 ± 0.98N)
SEALING: Sealed contacts.
Materials
FIXED TERMINAL: Brass, silver plated.
MOVABLE CONTACT: Phosphor bronze, silver plated.
SWITCH BODY: PPE
ACTUATOR: POM
STANDOFF CLIP: POM
RETURN SPRING: Music wire.
RETURN SPRING RETAINER: Carbon steel, tin plated.
DETENT SPRING PLATE: Phosphor bronze.
DETENT SPRING: Stainless steel.
BASE: Laminated phenolic.
TERMINAL SEAL: Epoxy.
NOTE: Specifications and materials listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Build-A-Switch
To order, simply select desired option from each category and place in the appropriate box. Available options are shown
and described on pages A-85 thru A-87. For additional options not shown in catalog, consult Customer Service Center.
Switch
PHA
Button
Contact Arrangement
2U 2 Changeovers
4U 4 Changeovers
Mechanical Function
OA Momentary
EE Push-push
Indexed
G001A Black
G001G Gray
G001I Ivory
G001R Red
Rectangular
G002A Black
G002G Gray
G0021 Ivory
G002R Red
Round
G003A Black
G003G Gray
G0031 Ivory
G003R Red
Square
G004A Black
G004G Gray
G0041 Ivory
G004R Red
BUTTON REMOVAL
A button of a push-push switch should only be removed in the “OFF” non-latching position.
A-84
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
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