Switchingjjj
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MechanicalKeySwitchB3FAWideRangeofModels:6x6mm,12x12mm,VerticalandHigh-force.
Excellenttactilefeelcombinedwithhighlifeexpectancy.
AvailableinstickpackagingforautomaticmountingtoPCBs.
Upto2.
55N(260-gf)operatingforceforafirmeroperatingtouch.
Pushbuttonsavailableinninecolors.
OrderingInformation6x6mmModelsTypePlungerHeightxpitchOperatingWithoutgroundterminalWithgroundterminalforce(OF)Bags*Sticks(90/stick)Bags*Sticks(75/stick)StandardFlat4.
3x6.
5mm0.
98N(100gf)B3F-1000B3F-1000SB3F-1100B3F-1100S(B3F-1jjj)1.
47N(150gf)B3F-1002B3F-1002SB3F-1102B3F-1102S2.
55N(260gf)B3F-1005B3F-1005SB3F-1105B3F-1105S5.
0x6.
5mm0.
98N(100gf)B3F-1020B3F-1020SB3F-1120B3F-1120S1.
47N(150gf)B3F-1022B3F-1022SB3F-1122B3F-1122S2.
55N(260gf)B3F-1025B3F-1025SB3F-1125B3F-1125S5.
0x7.
5mm0.
98N(100gf)B3F-1110---Projected7.
3x6.
5mm0.
98N(100gf)B3F-1050B3F-1050SB3F-1150B3F-1150S1.
47N(150gf)B3F-1052B3F-1052SB3F-1152B3F-1152S2.
55N(260gf)B3F-1055B3F-1055SB3F-1155B3F-1155SExtended9.
5x6.
5mm0.
98N(100gf)B3F–1070VerticalFlat3.
15mm0.
98N(100gf)B3F-3100---(B3F-3jjj)1.
47N(150gf)B3F-3102---2.
55N(260gf)B3F-3105---3.
85mm0.
98N(100gf)B3F-3120---1.
47N(150gf)B3F-3122---2.
55N(260gf)B3F-3125---Projected6.
15mm0.
98N(100gf)B3F-3150---1.
47N(150gf)B3F-3152---2.
55N(260gf)B3F-3155---*(100/bag)PlungertypeFlatProjectedExtendedFlat(vertical)Projected(vertical)Appearance4.
3or7.
39.
53.
15or3.
856.
1512x12mmModelsTypePlunger(orLEDcolor)HeightxpitchOperatingforce(OF)WithoutgroundterminalWithgroundterminalBags**Sticks(45/stick)*Bags**Sticks(45/stick)StandardFlat4.
3x12.
5mm1.
27N(130gf)B3F-4000B3F-4000SB3F-4100B3F-4100S(B3F-4jjj)2.
55N(260gf)B3F-4005B3F-4005SB3F-4105B3F-4105SProjected7.
3x12.
5mm1.
27N(130gf)B3F-4050B3F-4050SB3F-4150B3F-4150S2.
55N(260gf)B3F-4055B3F-4055SB3F-4155B3F-4155SLonglifeexpectancyFlat4.
3x12.
5mm1.
27N(130gf)B3F-5000B3F-5000SB3F-5100B3F-5100S(B3F-5jj0)Projected7.
3x12.
5mmB3F-5050B3F-5050SB3F-5150B3F-5150SHighreliabilitygold-platedFlat4.
3x12.
5mm1.
27N(130gf)B3F-5001B3F-5001SB3F-5101B3F-5101S(B3F-5jj1)Projected7.
3x12.
5mmB3F-5051B3F-5051SB3F-5151B3F-5151SSurfaceRedLED7.
3x12.
5mm1.
27N(130gf)---B3F-9100------illuminationGreenLED---B3F-9200------(B3F-9jjj)YellowLED---B3F-9300------*36perstickforB3F-9jjj.
**(100/bag)Accessories(orderseparately)Specialkeytopsareavailableforprojectedplungermodels.
Seepage27(ProductB32).
SpecificationsRatingsSwitchingcapacity5to24VDC,1to50mA(resistiveload)Insulationvoltage30VDCCharacteristicsContactformSPST-NOContactresistance100mmax.
(at5VDC,1mA;initialvalue.
)Insulationresistance100Mmin.
(at250VDC)Dielectricstrength500VAC,50/60Hzfor1minBouncetime5msmax.
VibrationresistanceMalfunction:10to55Hz,1.
5mmdoubleamplitudeShockresistanceDestruction:1,000m/s2min.
(Approx.
100Gmin.
)Malfunction:100m/s2min.
(Approx.
10Gmin.
)LifeexpectancyB3F-1jjj,-3jjj:100-gfOF:1,000,000operationsmin.
150-gfOF:300,000operationsmin.
260-gfOF:100,000operationsmin.
B3F-4jjj:130-gfOF:3,000,000operationsmin.
260-gfOF:1,000,000operationsmin.
B3F-5jjj:10,000,000operationsmin.
B3F-9jjj:1,000,000operationsmin.
Ambienttemperature–25°Cto70°C(withnoicing)Ambienthumidity35%to85%Weight6x6mmmodels:approx.
0.
25g12x12mmmodels:approx.
0.
85gOperatingCharacteristicsModelB3F-1jjj,-3jjjB3F-4jjj,-5jjj,-9jjj100gfmodels150gfmodels260gfmodels130gfmodels260gfmodelsB3F-1jj0,-3jj0B3F-1jj2,-3jj2B3F-1jj5,-3jj5B3F-4jj0,-5jj0,-9jj0B3F-4jj5Operatingforce(OF)0.
98±0.
32N(100±30gf)1.
47±0.
49N(150±50gf)2.
55±0.
69N(260±70gf)1.
27±0.
49N(130±50gf)2.
55±0.
69N(260±70gf)Resetforce(RFmin.
)0.
2N(20gf)0.
49N(50gf)0.
49N(50gf)0.
29N(30gf)0.
49N(50gf)Pretravel(PT)0.
25+0.
2/–0.
1mm0.
3+0.
2/–0.
1mmEngineeringDataOperatingForcevs.
Stroke(Typical)B3F-1jjj,-3jjjB3F-4jjj,-5jjj,-9jjjForwardCurrentDeratingCurveNote:Todetermineilluminatedcurrentofsurfaceilluminationtypes(B3F-9jjj),refertotheabovefor-wardcurrentderatingcurve.
Operatingforce(gf)Forwardcurrent(mA)Operatingforce(gf)StrokeS(mm)StrokeS(mm)Ambienttemperature(°C)OF:100gfOF:260gfOF:130gfOF:150gfDimensionsNote:1.
Unlessotherwisestated,atoleranceof±0.
4mmappliestoalldimensions2.
Noterminalnumbersappearontheswitches.
Toorientaswitchinthe"bottomview"position,turnitsothattheterminalsareontheupanddownsidesandthewordOMRONisright-sideup.
(Bottomview)6x6mmModelsStandard,FlatPlungerType(withoutGroundTerminal)B3F-1000,-1002,-1005,-1020**,-1022**,-1025**PCBMounting(TopView)Standard,FlatPlungerType(withGroundTerminal,Pitch:6.
5mm)B3F-1100,-1102,-1105,-1120**,-1122**,-1125**TerminalArrangement/InternalConnections(TopView)**HeightofB3F-1020,-1022,-1025is5±0.
2mm.
**HeightofB3F-1120,-1122,-1125is5±0.
2mm.
4.
5±0.
26±0.
24.
3±0.
2**0.
33.
5dia0.
70.
74.
5±0.
26±0.
21.
54.
3±0.
2**0.
33.
5dia0.
70.
74.
5±0.
16.
5±0.
1Four1±0.
05dia4.
5±0.
16.
5±0.
1Five1±0.
05dia4.
1±0.
1PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)6±0.
26.
5±0.
57.
7±0.
54321432156±0.
26.
5±0.
57.
7±0.
53.
43.
53.
43.
5Standard,ProjectedPlungerType(withoutGroundTerminal)B3F-1050,-1052,-10554.
5±0.
26±0.
24.
3±0.
20.
37.
3±0.
23.
5dia0.
70.
7j2.
4±0.
14.
5±0.
16.
5±0.
1Four1±0.
05diaPCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)43216±0.
26.
5±0.
51.
8±0.
13.
43.
57.
7±0.
5Standard,ProjectedPlungerType(withGroundTerminal)B3F-1150,-1152,-11551.
54.
5±0.
26±0.
24.
3±0.
27.
3±0.
2j2.
4±0.
10.
33.
5dia0.
70.
74.
5±0.
16.
5±0.
1Five1±0.
05dia4.
1±0.
1PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)6±0.
26.
5±0.
57.
7±0.
51.
8±0.
1432153.
43.
56±0.
24.
5±0.
26±0.
23.
5dia3diaMax.
0.
59.
53.
56.
5±0.
57.
5±0.
50.
33.
40.
70.
76.
5±0.
14.
5±0.
1four1.
0dia±0.
05PCBMounting(TopView)InternalConnec-tions(TopView)ExtendedTypeB3F-1070Vertical,FlatPlungerType(Height:3.
15mm)(Height:3.
85mm)B3F-3100,-3102,B3F-3120,-3122,-3105-31257.
36.
257.
443.
5dia0.
30.
710.
32.
252.
5±0.
53.
15±0.
2/3.
85±0.
2Two1.
5±0.
05diaTwo1±0.
05dia2.
5±0.
17±0.
1PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)4.
5±0.
57±0.
58.
74.
5±0.
13.
5Vertical,ProjectedPlungerType(Height:6.
15mm)B3F-3150,-3152,-31557.
36.
253.
5dia7.
440.
30.
710.
32.
252.
5±0.
56.
15±0.
2Two1.
5±0.
05dia2.
5±0.
1Two1±0.
05dia7±0.
1PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)j2.
4±0.
14.
5±0.
57±0.
58.
71.
8±0.
13.
54.
5±0.
112x12mmModelsStandard,LongLifeExpectancy,HighReliability,FlatPlungerType(withoutGroundTerminal)B3F-4000,-4005,-5000,-500112±0.
25±0.
24.
3±0.
212.
5±0.
513.
8±0.
5112±0.
23.
53.
50.
37.
1dia19±0.
1Two1.
8±0.
05dia5±0.
1Four1.
2±0.
05dia12.
5±0.
19±0.
1432112±0.
25±0.
212±0.
21.
64.
3±0.
23.
512.
5±0.
513.
8±0.
50.
30.
93.
517.
1dia19±0.
1Two1.
8±0.
05dia5±0.
19±0.
1Five1.
2±0.
05dia12.
5±0.
16.
9±0.
143215PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)Standard,LongLifeExpectancy,HighReliability,FlatPlungerType(withGroundTerminal)B3F-4100,-4105,-5100,-5101PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)12±0.
25±0.
212±0.
24.
3±0.
23.
57.
3±0.
21.
8±0.
23.
50.
312.
5±0.
513.
8±0.
57.
1dia119±0.
1j3.
8±0.
1Two1.
8±0.
05dia5±0.
1Four1.
2±0.
05dia12.
5±0.
19±0.
1432112±0.
25±0.
212±0.
21.
6j3.
8±0.
14.
3±0.
23.
57.
3±0.
20.
90.
312.
5±0.
513.
8±0.
57.
1dia119±0.
1Two1.
8±0.
05dia5±0.
19±0.
1Five1.
2±0.
05dia12.
5±0.
16.
9±0.
143215Standard,LongLifeExpectancy,HighReliability,ProjectedPlungerType(withoutGroundTerminal)B3F-4050,-4055,-5050,-5051Standard,LongLifeExpectancy,HighReliability,ProjectedPlungerType(withGroundTerminal)B3F-4150,-4155,-5150,-5151PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)1.
8±0.
23.
512±0.
215±0.
212±0.
25±0.
27.
3±0.
26.
33.
50.
70.
30.
513.
8±0.
54.
54119±0.
10.
2513.
5±0.
50.
25Two1.
8±0.
05dia5±0.
1Six1.
2±0.
05dia12.
5±0.
19±0.
113.
8±0.
1SurfaceIlluminationTypeB3F-9100,-9200,-9300PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)412.
5±0.
5j108.
4dia.
7.
1dia.
PrecautionsDonotapplyadditionalforcetotheplungeronceithasstoppedmoving.
Solderat260°±5°Cwithinfivesecondsandwithintwotries.
Donotwashtheswitches.
Theswitchesmaybedamagedbysolventsifeitherwipedoffusingsolventsorimmersedinsolvents.
DonotallowfluxorfluxfoamtopenetrateontothecomponentsideofthePCB.
Useasingle-sidedPCBwithathicknessof1.
6mm.
TheswitchesmaybedamagedduetoinstabilityorheatfromsolderingifotherPCBs(otherthicknessorthroughholes)areused.
IfitisnecessarytouseanotherPCB,testthecompatibilityandprocessinginadvance.
Theswitchesarenotsealedandshouldbeprotectedwitharesinsheetasshownbelowwhenusedindust-proneenvironments.
ResinsheetsSwitchKeytop
Excellenttactilefeelcombinedwithhighlifeexpectancy.
AvailableinstickpackagingforautomaticmountingtoPCBs.
Upto2.
55N(260-gf)operatingforceforafirmeroperatingtouch.
Pushbuttonsavailableinninecolors.
OrderingInformation6x6mmModelsTypePlungerHeightxpitchOperatingWithoutgroundterminalWithgroundterminalforce(OF)Bags*Sticks(90/stick)Bags*Sticks(75/stick)StandardFlat4.
3x6.
5mm0.
98N(100gf)B3F-1000B3F-1000SB3F-1100B3F-1100S(B3F-1jjj)1.
47N(150gf)B3F-1002B3F-1002SB3F-1102B3F-1102S2.
55N(260gf)B3F-1005B3F-1005SB3F-1105B3F-1105S5.
0x6.
5mm0.
98N(100gf)B3F-1020B3F-1020SB3F-1120B3F-1120S1.
47N(150gf)B3F-1022B3F-1022SB3F-1122B3F-1122S2.
55N(260gf)B3F-1025B3F-1025SB3F-1125B3F-1125S5.
0x7.
5mm0.
98N(100gf)B3F-1110---Projected7.
3x6.
5mm0.
98N(100gf)B3F-1050B3F-1050SB3F-1150B3F-1150S1.
47N(150gf)B3F-1052B3F-1052SB3F-1152B3F-1152S2.
55N(260gf)B3F-1055B3F-1055SB3F-1155B3F-1155SExtended9.
5x6.
5mm0.
98N(100gf)B3F–1070VerticalFlat3.
15mm0.
98N(100gf)B3F-3100---(B3F-3jjj)1.
47N(150gf)B3F-3102---2.
55N(260gf)B3F-3105---3.
85mm0.
98N(100gf)B3F-3120---1.
47N(150gf)B3F-3122---2.
55N(260gf)B3F-3125---Projected6.
15mm0.
98N(100gf)B3F-3150---1.
47N(150gf)B3F-3152---2.
55N(260gf)B3F-3155---*(100/bag)PlungertypeFlatProjectedExtendedFlat(vertical)Projected(vertical)Appearance4.
3or7.
39.
53.
15or3.
856.
1512x12mmModelsTypePlunger(orLEDcolor)HeightxpitchOperatingforce(OF)WithoutgroundterminalWithgroundterminalBags**Sticks(45/stick)*Bags**Sticks(45/stick)StandardFlat4.
3x12.
5mm1.
27N(130gf)B3F-4000B3F-4000SB3F-4100B3F-4100S(B3F-4jjj)2.
55N(260gf)B3F-4005B3F-4005SB3F-4105B3F-4105SProjected7.
3x12.
5mm1.
27N(130gf)B3F-4050B3F-4050SB3F-4150B3F-4150S2.
55N(260gf)B3F-4055B3F-4055SB3F-4155B3F-4155SLonglifeexpectancyFlat4.
3x12.
5mm1.
27N(130gf)B3F-5000B3F-5000SB3F-5100B3F-5100S(B3F-5jj0)Projected7.
3x12.
5mmB3F-5050B3F-5050SB3F-5150B3F-5150SHighreliabilitygold-platedFlat4.
3x12.
5mm1.
27N(130gf)B3F-5001B3F-5001SB3F-5101B3F-5101S(B3F-5jj1)Projected7.
3x12.
5mmB3F-5051B3F-5051SB3F-5151B3F-5151SSurfaceRedLED7.
3x12.
5mm1.
27N(130gf)---B3F-9100------illuminationGreenLED---B3F-9200------(B3F-9jjj)YellowLED---B3F-9300------*36perstickforB3F-9jjj.
**(100/bag)Accessories(orderseparately)Specialkeytopsareavailableforprojectedplungermodels.
Seepage27(ProductB32).
SpecificationsRatingsSwitchingcapacity5to24VDC,1to50mA(resistiveload)Insulationvoltage30VDCCharacteristicsContactformSPST-NOContactresistance100mmax.
(at5VDC,1mA;initialvalue.
)Insulationresistance100Mmin.
(at250VDC)Dielectricstrength500VAC,50/60Hzfor1minBouncetime5msmax.
VibrationresistanceMalfunction:10to55Hz,1.
5mmdoubleamplitudeShockresistanceDestruction:1,000m/s2min.
(Approx.
100Gmin.
)Malfunction:100m/s2min.
(Approx.
10Gmin.
)LifeexpectancyB3F-1jjj,-3jjj:100-gfOF:1,000,000operationsmin.
150-gfOF:300,000operationsmin.
260-gfOF:100,000operationsmin.
B3F-4jjj:130-gfOF:3,000,000operationsmin.
260-gfOF:1,000,000operationsmin.
B3F-5jjj:10,000,000operationsmin.
B3F-9jjj:1,000,000operationsmin.
Ambienttemperature–25°Cto70°C(withnoicing)Ambienthumidity35%to85%Weight6x6mmmodels:approx.
0.
25g12x12mmmodels:approx.
0.
85gOperatingCharacteristicsModelB3F-1jjj,-3jjjB3F-4jjj,-5jjj,-9jjj100gfmodels150gfmodels260gfmodels130gfmodels260gfmodelsB3F-1jj0,-3jj0B3F-1jj2,-3jj2B3F-1jj5,-3jj5B3F-4jj0,-5jj0,-9jj0B3F-4jj5Operatingforce(OF)0.
98±0.
32N(100±30gf)1.
47±0.
49N(150±50gf)2.
55±0.
69N(260±70gf)1.
27±0.
49N(130±50gf)2.
55±0.
69N(260±70gf)Resetforce(RFmin.
)0.
2N(20gf)0.
49N(50gf)0.
49N(50gf)0.
29N(30gf)0.
49N(50gf)Pretravel(PT)0.
25+0.
2/–0.
1mm0.
3+0.
2/–0.
1mmEngineeringDataOperatingForcevs.
Stroke(Typical)B3F-1jjj,-3jjjB3F-4jjj,-5jjj,-9jjjForwardCurrentDeratingCurveNote:Todetermineilluminatedcurrentofsurfaceilluminationtypes(B3F-9jjj),refertotheabovefor-wardcurrentderatingcurve.
Operatingforce(gf)Forwardcurrent(mA)Operatingforce(gf)StrokeS(mm)StrokeS(mm)Ambienttemperature(°C)OF:100gfOF:260gfOF:130gfOF:150gfDimensionsNote:1.
Unlessotherwisestated,atoleranceof±0.
4mmappliestoalldimensions2.
Noterminalnumbersappearontheswitches.
Toorientaswitchinthe"bottomview"position,turnitsothattheterminalsareontheupanddownsidesandthewordOMRONisright-sideup.
(Bottomview)6x6mmModelsStandard,FlatPlungerType(withoutGroundTerminal)B3F-1000,-1002,-1005,-1020**,-1022**,-1025**PCBMounting(TopView)Standard,FlatPlungerType(withGroundTerminal,Pitch:6.
5mm)B3F-1100,-1102,-1105,-1120**,-1122**,-1125**TerminalArrangement/InternalConnections(TopView)**HeightofB3F-1020,-1022,-1025is5±0.
2mm.
**HeightofB3F-1120,-1122,-1125is5±0.
2mm.
4.
5±0.
26±0.
24.
3±0.
2**0.
33.
5dia0.
70.
74.
5±0.
26±0.
21.
54.
3±0.
2**0.
33.
5dia0.
70.
74.
5±0.
16.
5±0.
1Four1±0.
05dia4.
5±0.
16.
5±0.
1Five1±0.
05dia4.
1±0.
1PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)6±0.
26.
5±0.
57.
7±0.
54321432156±0.
26.
5±0.
57.
7±0.
53.
43.
53.
43.
5Standard,ProjectedPlungerType(withoutGroundTerminal)B3F-1050,-1052,-10554.
5±0.
26±0.
24.
3±0.
20.
37.
3±0.
23.
5dia0.
70.
7j2.
4±0.
14.
5±0.
16.
5±0.
1Four1±0.
05diaPCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)43216±0.
26.
5±0.
51.
8±0.
13.
43.
57.
7±0.
5Standard,ProjectedPlungerType(withGroundTerminal)B3F-1150,-1152,-11551.
54.
5±0.
26±0.
24.
3±0.
27.
3±0.
2j2.
4±0.
10.
33.
5dia0.
70.
74.
5±0.
16.
5±0.
1Five1±0.
05dia4.
1±0.
1PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)6±0.
26.
5±0.
57.
7±0.
51.
8±0.
1432153.
43.
56±0.
24.
5±0.
26±0.
23.
5dia3diaMax.
0.
59.
53.
56.
5±0.
57.
5±0.
50.
33.
40.
70.
76.
5±0.
14.
5±0.
1four1.
0dia±0.
05PCBMounting(TopView)InternalConnec-tions(TopView)ExtendedTypeB3F-1070Vertical,FlatPlungerType(Height:3.
15mm)(Height:3.
85mm)B3F-3100,-3102,B3F-3120,-3122,-3105-31257.
36.
257.
443.
5dia0.
30.
710.
32.
252.
5±0.
53.
15±0.
2/3.
85±0.
2Two1.
5±0.
05diaTwo1±0.
05dia2.
5±0.
17±0.
1PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)4.
5±0.
57±0.
58.
74.
5±0.
13.
5Vertical,ProjectedPlungerType(Height:6.
15mm)B3F-3150,-3152,-31557.
36.
253.
5dia7.
440.
30.
710.
32.
252.
5±0.
56.
15±0.
2Two1.
5±0.
05dia2.
5±0.
1Two1±0.
05dia7±0.
1PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)j2.
4±0.
14.
5±0.
57±0.
58.
71.
8±0.
13.
54.
5±0.
112x12mmModelsStandard,LongLifeExpectancy,HighReliability,FlatPlungerType(withoutGroundTerminal)B3F-4000,-4005,-5000,-500112±0.
25±0.
24.
3±0.
212.
5±0.
513.
8±0.
5112±0.
23.
53.
50.
37.
1dia19±0.
1Two1.
8±0.
05dia5±0.
1Four1.
2±0.
05dia12.
5±0.
19±0.
1432112±0.
25±0.
212±0.
21.
64.
3±0.
23.
512.
5±0.
513.
8±0.
50.
30.
93.
517.
1dia19±0.
1Two1.
8±0.
05dia5±0.
19±0.
1Five1.
2±0.
05dia12.
5±0.
16.
9±0.
143215PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)Standard,LongLifeExpectancy,HighReliability,FlatPlungerType(withGroundTerminal)B3F-4100,-4105,-5100,-5101PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)12±0.
25±0.
212±0.
24.
3±0.
23.
57.
3±0.
21.
8±0.
23.
50.
312.
5±0.
513.
8±0.
57.
1dia119±0.
1j3.
8±0.
1Two1.
8±0.
05dia5±0.
1Four1.
2±0.
05dia12.
5±0.
19±0.
1432112±0.
25±0.
212±0.
21.
6j3.
8±0.
14.
3±0.
23.
57.
3±0.
20.
90.
312.
5±0.
513.
8±0.
57.
1dia119±0.
1Two1.
8±0.
05dia5±0.
19±0.
1Five1.
2±0.
05dia12.
5±0.
16.
9±0.
143215Standard,LongLifeExpectancy,HighReliability,ProjectedPlungerType(withoutGroundTerminal)B3F-4050,-4055,-5050,-5051Standard,LongLifeExpectancy,HighReliability,ProjectedPlungerType(withGroundTerminal)B3F-4150,-4155,-5150,-5151PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)1.
8±0.
23.
512±0.
215±0.
212±0.
25±0.
27.
3±0.
26.
33.
50.
70.
30.
513.
8±0.
54.
54119±0.
10.
2513.
5±0.
50.
25Two1.
8±0.
05dia5±0.
1Six1.
2±0.
05dia12.
5±0.
19±0.
113.
8±0.
1SurfaceIlluminationTypeB3F-9100,-9200,-9300PCBMounting(TopView)TerminalArrangement/InternalConnections(TopView)412.
5±0.
5j108.
4dia.
7.
1dia.
PrecautionsDonotapplyadditionalforcetotheplungeronceithasstoppedmoving.
Solderat260°±5°Cwithinfivesecondsandwithintwotries.
Donotwashtheswitches.
Theswitchesmaybedamagedbysolventsifeitherwipedoffusingsolventsorimmersedinsolvents.
DonotallowfluxorfluxfoamtopenetrateontothecomponentsideofthePCB.
Useasingle-sidedPCBwithathicknessof1.
6mm.
TheswitchesmaybedamagedduetoinstabilityorheatfromsolderingifotherPCBs(otherthicknessorthroughholes)areused.
IfitisnecessarytouseanotherPCB,testthecompatibilityandprocessinginadvance.
Theswitchesarenotsealedandshouldbeprotectedwitharesinsheetasshownbelowwhenusedindust-proneenvironments.
ResinsheetsSwitchKeytop
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