MB2181SS1A03-BA datasheet, PDF

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MB2181SS1A03-BA: DescriptionPushbutton Switch, 4PDT, On-(on), Momentary, 16 PCB Hole Cnt, Solder Terminal, Through Hole-straight; CategoryMechanical and electronic products switch; File Size344KB，8 Pages; ManufacturerNKK Switches; Environmental Compliance

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MB2181SS1A03-BA Overview

Pushbutton Switch, 4PDT, On-(on), Momentary, 16 PCB Hole Cnt, Solder Terminal, Through Hole-straight

MB2181SS1A03-BA Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Objectid	1171747186
Reach Compliance Code	not_compliant
ECCN code	EAR99
YTEOL	0
Actuator angle
Executor completed	NICKEL
Actuator length	0.118 inch
Actuator stroke	1.8034 mm
Actuator type	PUSHBUTTON
body width	22.3012 mm
body height	41.1988 mm
Body length or diameter	13.0048 mm
Casing diameter	0.25 inch
Nozzle length	0.335 inch
Casing type	1/4-40
center contact material	SILVER ALLOY
Center contact plating	GOLD
Contact (AC) maximum rated R load	6A@125VAC
Maximum contact current (AC)	6 A
Contact (DC) maximum rated power R load	0.4VA@28VDC
Contact function	ON-(ON)
Contact resistance	0.02 mΩ
Maximum contact voltage (AC)	125 V
Dielectric withstand voltage	1500VAC V
Electrical life	50000 Cycle(s)
End contact material	SILVER
End contact plating	GOLD
Shell material	STAINLESS STEEL
illumination	NON-ILLUMINATED
Insulation resistance	1000000000 Ω
insulator material	DIALLYL PHTHALATE
Installation features	THROUGH HOLE-STRAIGHT
Maximum operating temperature	85 °C
Minimum operating temperature	-15 °C
PCB hole count	16
seal	EPOXY
surface mount	NO
Switch action	MOMENTARY
switch function	4PDT
Switch type	PUSHBUTTON SWITCH
Terminal length	0.25 inch
Termination type	SOLDER

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Series MB2000

Miniature Pushbuttons

General

Specifications

Electrical Capacity (Resistive Load)

Power Level (silver):

Logic Level (gold):

Logic/Power Level:

(gold over silver)

6A @ 125V AC & 3A @ 250V AC or 3A @ 30V DC

0.4VA maximum @ 28V AC/DC maximum (Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V)

Combines silver & gold ratings

Note: Find additional explanation dual rating & operating range in Supplement section.

Pushbuttons

Rockers

Toggles

Other Ratings

Programmable Illuminated PB

Contact Resistance:

Insulation Resistance:

Dielectric Strength:

Mechanical Life:

Electrical Life:

Nominal Operating Force:

Contact Timing:

Plunger Travel:

Pretravel:

Overtravel:

Total Travel

10 milliohms maximum for silver; 20 milliohms maximum for gold

1,000 megohms minimum @ 500V DC

1,000V AC minimum between contacts for 1 minute minimum;

1,500V AC minimum between contacts & case for 1 minute minimum

50,000 operations minimum for splashproof models; 100,000 for all other models

25,000 operations minimum for silver; 50,000 operations minimum for gold

50,000 operations minimum for silver at 3A @ 125V AC

Momentary Action: 1-pole 9.32N; 2-pole 16.18N; 4-pole 25.54N;

Alternate Action: 1-pole 4.41N; 2-pole 7.06N; 4-pole 11.77N

Slow make, slow break

Screw-on Cap (Mom.)

Screw-on Cap (Alt.)

Snap-on Cap (Mom. & Alt.)

.028” (0.71mm)

.110” (2.80mm)

.125” (3.19mm)

.043” (1.09mm)

.043” (1.10mm)

.050” (1.26mm)

.071” (1.80mm)

.153” (3.90mm)

.175” (4.45mm)

Brass w/nickel plating; polyacetal w/B1 bushing

Bushing:

Brass with nickel plating

Stainless steel

Case:

Diallyl phthalate resin (UL94V-0)

Phosphor bronze with silver or gold plating

Silver alloy (code W); copper with gold plating (code G); or silver alloy with gold plating (code A)

Silver with silver plating (code W); copper or brass with gold plating (code G); or

silver with gold plating (code A)

Copper or brass with silver plating; copper or brass with gold plating

–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

) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)

B3 & D3 bushing options equivalent to IP67

1.5Nm (13.0 lb

•

in) for double nut; .7Nm (6.0 lb

•

in) for single nut

80.0N (18.0 lbf) maximum downward force on actuator

Wave Soldering (PC version): See Profile A in Supplement section.

Manual Soldering: See Profile A in Supplement section.

These devices are not process sealed. Hand clean locally using alcohol based solution.

UL94V-0 case

File No. E44145 - Recognized only when ordered with marking on switch.

Add “/U” or “/CUL” before dash in part number to order UL recognized switch.

All models recognized at 6A @ 125V AC or 3A @ 250V AC or 0.4VA max. @ 28V DC max.

File No. 023535_0_000 - Certified only when ordered with marking on switch.

Add “/C” before dash in part number to order CSA certified switch.

All models certified at 6A @ 125V AC or 3A @ 250V AC or 0.4VA max. @ 28V max.

Rotaries

Keylocks

Materials & Finishes

Plunger:

Frame:

Movable Contactor:

Movable Contacts:

Stationary Contacts:

Terminals:

Tactiles

Slides

Environmental Data

Operating Temp Range:

Humidity:

Vibration:

Shock:

Sealing:

Tilt

Installation

Touch

Mounting Torque:

Cap Installation Force:

Soldering Time & Temp:

Process Seal:

Indicators

Standards & Certifications

Flammability Standards:

UL:

Accessories

CSA:

Supplement

C72

www.nkk.com

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