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BB26AB-HB

Description
SWITCH PUSH DPDT 0.4VA 28V
Categoryaccessories   
File Size267KB,6 Pages
ManufacturerNKK Switches
Environmental Compliance
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BB26AB-HB Overview

SWITCH PUSH DPDT 0.4VA 28V

BB26AB-HB Parametric

Parameter NameAttribute value
typestandard
circuitDPDT
switch functionOn-on
Rated current0.4VA(AC/DC)
Rated voltage - AC28V
Rated voltage - DC28V
Actuator typecircle, button
Color - Actuator/CapWhite
lighting type, color-
Lighting voltage (nominal)-
Installation typeThrough hole
Terminal typePC pin
Intrusion protection-
characteristicantistatic
Panel opening size-
Operating temperature-30°C ~ 85°C
Mechanical life25,000 cycles
Electrical life25,000 cycles
Series BB
Toggles
Process Sealed Subminiature Antistatic Pushbuttons
Rockers
General
Specifications
Electrical Capacity (Resistive Load)
Logic Level:
Pushbuttons
C
Other Ratings
Contact Resistance:
Insulation Resistance:
Dielectric Strength:
Mechanical Life:
Electrical Life:
Nominal Operating Force:
Contact Timing:
Travel:
0.4VA maximum @ 28V AC/DC maximum
(Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V)
Note: Find additional explanation of operating range in Supplement section.
Keylocks
50 milliohms maximum
500 megohms minimum @ 500V DC
500V AC minimum for 1 minute minimum
50,000 operations minimum (momentary)
25,000 operations minimum (alternate action)
50,000 operations minimum (momentary)
25,000 operations minimum (alternate action)
2.55N (momentary); 2.94N (alternate action)
Nonshorting
Momentary: Pretravel .028” (0.7mm); Overtravel .016” (0.4mm); Total Travel .043” (1.1mm)
Alternate: Pretravel .039” (1.0mm); Overtravel .039” (1.0mm); Total Travel .079” (2.0mm)
Programmable Illuminated PB
Materials & Finishes
Rotaries
Plunger:
Bushing:
Case Housing:
Support Bracket:
Movable Contact:
Stationary Contacts:
Terminals:
Polyacetal
Carbon blended polyamide
Glass fiber reinforced polyamide
Tin plated phosphor bronze
Phosphor bronze with gold plating
Copper alloy with gold plating
Copper alloy with gold plating
Slides
Tactiles
Environmental Data
Operating Temp Range:
Humidity:
Vibration:
Shock:
Tilt
–30°C through +85°C (–22°F through +185°F)
90 ~ 95% humidity for 96 hours @ 40°C (104°F)
10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning
in 1 minute; 3 right angled directions for 2 hours
50G (490m/s
2
) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)
Installation
Touch
Cap Installation Force:
49.03N (11.2 lbf) maximum downward force on actuator;
actuator must be in UP position to remove cap from alternate action models
Indicators
PCB Processing
Soldering:
Cleaning:
Wave Soldering Recommended: See Profile A in Supplement section.
Manual Soldering: See Profile B in Supplement section.
Automated cleaning. See Cleaning specifications in Supplement section.
Accessories
Standards & Certifications
Flammability Standards:
Supplement
UL94V-0 available
The BB Series pushbuttons have not been tested for UL recognition or CSA certification.
These switches are designed for use in a low-voltage, low-current, logic-level circuit.
When used as intended in a logic-level circuit, the results do not produce hazardous energy.
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