38BC-4-V-0-S [GRAYHILL]

Pushbutton Switch,;


型号：	38BC-4-V-0-S
厂家：	GRAYHILL, INC
描述：	Pushbutton Switch,
文件：	总1页 (文件大小：123K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

Butt Contact Pushbutton Switches

SꢂꢃꢄꢂS 38Bt ꢀnꢅ 38BC

Sub-Miniꢀꢁure Verꢁicꢀl PC Mounꢁ

FꢂatꢆꢃꢂS

•ꢀActuatesꢀatꢀRightꢀAngleꢀtoꢀPrintedꢀCircuitꢀBoard

•ꢀDrop-InꢀReplacementꢀforꢀIndustryꢀStandard

•ꢀSPSTꢀandꢀSPDT,ꢀMomentaryꢀContact

•ꢀSealedꢀPlungerꢀOption

dꢄMꢂꢇSꢄOꢇS inꢀinchesꢀ(andꢀmillimeters)

.200

(5,08)

38Bt

Dim.

.190ꢀ(4,83)

DIA.

.200

(5,08)

.320

(8,13)

.100ꢀ(2,54)ꢀ

DIA.

.177

(4,50)

.020ꢀ(0,51)ꢀ

SQUARE

.180ꢀ(4,57)ꢀ

DIA.

SPSt

.130ꢀ(3,30)ꢀTYP.

.527ꢀ(13,39)

38BC

.527(13,39)

DIMꢀ"A"

.200

(5,08)

.320

(8,13)

.180

(4,57)

DIA.

.177

(4,50)

.200

.100

(2,54)

DIA.

.190

.130

(3,30)

TYP.

(4,83)

DIA.

.020ꢀ(0,51)

ꢀSQ.ꢀTYP.

SPdt

.100

(2,54)

ꢀTYP.

Unlessꢀotherwiseꢀindicated,ꢀtolerancesꢀareꢀꢀ±ꢀ.010ꢀ(0,25)

SPꢂCꢄFꢄCatꢄOꢇS

ꢂlecꢁricꢀl ꢃꢀꢁings

Mꢀꢁeriꢀls ꢀnꢅ Finishes

Operꢀꢁing Life:ꢀ80,000ꢀmake-and-breakꢀ

cyclesꢀatꢀfullꢀload

Bꢀse ꢀnꢅ Cover:ꢀThermoplasticꢀ(ULꢀ94V-0)

Plunger:ꢀThermoplasticꢀ(ULꢀ94V-0),ꢀ(Sꢀ

versionsꢀincludeꢀanꢀinternalꢀo-ringꢀseal)

terminꢀls:ꢀCopperꢀalloy,ꢀgoldꢀorꢀsilverꢀplateꢀ

(asꢀspeciﬁed)ꢀoverꢀnickelꢀplate

ꢄnsulꢀꢁion ꢃesisꢁꢀnce:ꢀ1000ꢀmegaohmsꢀ

minimum

Volꢁꢀge Breꢀkꢅown:ꢀ1000ꢀVrmsꢀminimumꢀatꢀ

seaꢀlevel

Operꢀꢁing temperꢀꢁure:ꢀ-30°C.ꢀtoꢀ+85°C.

Solꢅerꢀbiliꢁꢈ:ꢀPerꢀMIL-STD-202F,ꢀMethodꢀ

208D,ꢀorꢀEIAꢀRS-186E,ꢀMethodꢀ9ꢀ(1ꢀhourꢀ

steamꢀaging)

Conꢁꢀcꢁ ꢃꢀꢁing (resisꢁive loꢀꢅ):

Gold Contacts:ꢀ0.4ꢀVAꢀmaximumꢀatꢀ20ꢀVacꢀorꢀ

Vdc

Silver Contacts:ꢀ1.0ꢀAmpꢀmaximumꢀatꢀ120ꢀ

Vacꢀorꢀ28ꢀVdc

Conꢁꢀcꢁ ꢃesisꢁꢀnce:ꢀBelowꢀ20ꢀmilliohmsꢀ

typicalꢀinitialꢀatꢀ2-4ꢀVdc,ꢀ100ꢀmA,ꢀforꢀbothꢀ

silverꢀandꢀgold-platedꢀcontacts

Spring:ꢀPlatedꢀmusicꢀwire

Conꢁꢀcꢁ Sꢈsꢁem:ꢀCopperꢀalloy,ꢀgoldꢀorꢀsilverꢀ

plateꢀ(asꢀspeciﬁed)ꢀoverꢀnickelꢀplate

CꢄꢃCꢆꢄtꢃy

OꢃdꢂꢃꢄꢇG ꢄꢇFOꢃMatꢄOꢇ

Series:ꢀ38BTꢀ=ꢀSPST,ꢀMomentary,ꢀꢀThru-Hole

Series:ꢀ38BCꢀ=ꢀSPDT,ꢀMomentary,ꢀThru-Hole

dimension a:ꢀ0ꢀ=ꢀ0.020"ꢀꢀ4ꢀ=ꢀ0.215"

ꢀ

SPSt–ꢇ.O.

38Bt-4-V-3-S

SPSt ꢇ.O.

ꢀ

Seꢀl:ꢀSꢀ=ꢀO-RingꢀSeal,ꢀꢀNꢀ=ꢀNoꢀSeal

Conꢁꢀcꢁ Mꢀꢁeriꢀl:ꢀ1ꢀ=ꢀSolderꢀDipꢀoverꢀGold

2ꢀ=ꢀSolderꢀDipꢀoverꢀSilver

3ꢀ=ꢀGoldꢀ-ꢀRoHSꢀCompliant

4ꢀ=ꢀSilverꢀ-ꢀRoHSꢀCompliant

N.C.

TERM.ꢀ1

COMM

TERM.ꢀ2

N.O.

TERM.ꢀ3

Orienꢁꢀꢁion:ꢀVꢀ=ꢀVerticalꢀtoꢀPCB

SPdt–ꢇ.O.

Grayhill, Inc.

• 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com

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