Grayhill Pushbutton switches: Butt Contact 38BC Series User Manual download pdf

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

Pushbutton Switches

.320

(8,13)

.410 (10,41)

MAX.

.162

(4,11)

DIM "A"

.200

(5,08)

.024

(0,61)

.075

(1,91)

.030

(0,76)

.289

(7,34)

.105 (2,67)

TYP.

.200.010

(5,080,25)

.020 (0,51)

TYP.

.180 (4,57)

DIA.

.100 (2,54)

DIA.

.125

(3,18)

.125

(3,18)

.024

(0,61)

.162

(4,11)

.289

(7,34)

DIM "A"

"A"

.100

(2,54)

.200.010

(5,080,25)

.200

(5.08)

.320

(8.13)

90˚

.105

(2,67)

TYP.

.075

(1,91)

.410 (10,41)

MAX.

1 2 3

.030

(0,76)

TERMINAL ID

38BC

Butt Contact Pushbutton Switches

SERIES 38BM AND 38BC

Sub-Miniature Surface Mount

FEATURES

•SurfaceMountProcessCompatible

•SealedConstruction

•SPSTandSPDT,MomentaryContact

•ExtendedorFlushPlunger

•Drop-InReplacementforIndustryStandard

SPECIFICATIONS

PC Mounting

Rating Criteria

Operating Life:80,000make-and-breakcycles

atfullload

Contact Rating (resistive load):

Gold Contacts:0.4VAmaximumat20Vacor

Vdcmaximum

Silver Contacts: I.O. Amps maximum at 120

Vacor28Vdc

Contact Resistance:Below20milliohmstypical

initialat2-4Vdc,100mA

Insulation Resistance:1000megaohmsmin.

Voltage Breakdown:1000Vrmsminimumat

sealevel

Operating Temperature:-30°Cto+85°C

Solderability: Per MIL-STD-202F, Method

208D,orEIARS-186EMethod9(1hoursteam

aging)

.070

(1,78)

.040

(1,02)

TYP.

.143

(3,63)

TYP.

.128

(3,25)

TYP.

.080(2,03)

TYP.

.040

(1,02)

TYP.

.080

(2,03)

.368

(9,35)

.150(3,81)

TYP.

TERMINALPADS

.040

(1.02)

STANDOFFPADS

.070

(1.78)

.368

(9.35)

.080(2,03)

.128(3,25)

.040

(1.02)

.150

(3.81)

.080

(2,03)

.143

(6.63)

DIMENSIONS ininches(andmillimeters)

Materials and Finishes

Base and Cover:Thermoplastic(UL94V-0)

Plunger: Thermoplastic (UL 94V-0), with

standardinternalo-ringseal

Terminals:Copperalloy,goldplateovernickel

plate

Spring:PlatedMusicWire

Contact System: Copperalloy,goldorsilver

plate(asspecied)overnickelplate

Switch Support:Brass,tin-plated

SPST

SPDT

38BM

1 2

SERIES 38BM AND 38BC 1

Summary of Contents

Page 1 - SERIES 38BM AND 38BC

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

Page 2

Pushbutton SwitchesGrayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354

Grayhill Pushbutton switches: Butt Contact 38BC Series User Manual

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Grayhill Pushbutton switches: Butt Contact 38BC Series User Manual

Browse online or download User Manual for Hardware Grayhill Pushbutton switches: Butt Contact 38BC Series. Grayhill Pushbutton switches: Butt Contact 38BC Series User Manual [en]

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