Long Stroke Tactile Switch

B3AL

1

Long Stroke Tactile Switch

B3AL

Long-stroke Tactile Switches with High

Operating Forces and Long Life.

• High operating force version available (OF = 3.5 N (356 gf)).

• Extended Service Life of 1 million operations.

• Long stroke achieved by using a rubber plunger.

• RoHS Compliant

Ordering Information

Note: Order in multiples of the quantities given. Switches are not sold individually.

Specifications

■ Characteristics

Note: Data shown are of initial value

■ Operating Characteristics

Type

Height

Plunger Color

Operating force (OF)

Embossed tape

Model

Quantity per reel

Top actuated, flat

5 mm

Red

1.96 N (200 gf)

B3AL-1000P

1,400

Green

2.45 N (250 gf)

B3AL-1001P

Black

3.00 N (305 gf)

B3AL-1002P

White (milk-white)

3.50 N (357 gf)

B3AL-1003P

Item

Specification

Contact form

SPST-NO

Switching capacity

1 to 50 mA at 5 to 16 VDC (resistive load)

Contact resistance

100 m

Ω max.

Insulation resistance

100 M

Ω min. (at 100 VDC)

Dielectric strength

250 VAC, 50/60 Hz for 1 min.

Bounce time

5 ms max. (The center of the plunger is pressed at a speed of 3 or 4 times per second.)

Vibration resistance

Malfunction: 10 to 55 Hz, 1.5-mm double amplitude

Shock resistance

Ambient operating temperature

−40 to 90°C (at 60% RH max.) with no icing or condensation

Ambient operating humidity

35% to 85% (at 5 to 35

°C)

Service Life

1,000,000 operations min.

Weight

Approx. 0.18 g

Model

B3AL-1000P

B3AL-1001P

B3AL-1002P

B3AL-1003P

Plunger Color

Red

green

black

White (milk-white)

Operating force (OF)

1.96

± 0.59 N (200 ± 60 gf) 2.45 ± 0.69 N (200 ± 70 gf) 3.00 ± 0.90 N (200 ± 91 gf) 3.50 ± 1.05 N (200 ± 107 gf)

Releasing force (RF)

0.24 N (24 gf) min.

0.49 N (50 gf) min.

0.60 N (61 gf) min.

0.70 N (71 gf) min.

Pretravel (PT)

1.3

mm

+0.2

−0.3