J

Series JB

Illuminated Low Profile Process Sealed Tactiles

www.nkk.com

J28

Electrical Capacity (Resistive Load)

Low/Logic Level:

50mA @ 24V DC maximum for Standard Operating Force models

125mA @ 24V DC maximum for High Operating Force models

Other Ratings

Standard Operating Force

High Operating Force

Contact Resistance:

50 milliohms maximum

50 milliohms maximum

Insulation Resistance:

500 megohms minimum @ 250V DC 500 megohms minimum @ 250V DC

Dielectric Strength:

250V AC minimum for 1 minute minimum

250V AC minimum for 1 minute minimum

Mechanical Life:

5,000,000 operations minimum

1,000,000 operations minimum

Electrical Life:

5,000,000 operations minimum

1,000,000 operations minimum

Nominal Operating Force:

1.76N for JB15L

2.65N for JB15HL & JB15HB

Total Travel:

.010” (.254mm)

.012” (.300mm)

Materials & Finishes

Actuator:

Polyacetal for Short; Glass fiber reinforced PBT for Extended

Case:

Glass fiber reinforced polyamide (UL94V-0)

Seal:

Nitrile butadiene rubber

Base:

Glass fiber reinforced PBT (UL94V-0)

Movable Contacts:

Beryllium copper with silver plating

Stationary Contacts:

Brass with silver plating

Terminals:

Brass with silver plating

Environmental Data

Operating Temperature Range:

–25°C through +70°C (–13°F through +158°F)

Humidity:

90 ~ 95% humidity for 240 hours @ 40°C (104°F)

Vibration:

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

Shock:

PCB Processing

Soldering:

Wave Soldering recommended. See Profile A in Supplement section.

Manual Soldering: See Profile A in Supplement section.

Cleaning:

Automated cleaning. See Cleaning specifications in Supplement section.

Standards & Certifications

Flammability Standards:

UL94V-0 rated case & base

The JB Series tactiles 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.