38BT-0-H-3-N Grayhill Inc, 38BT-0-H-3-N Datasheet

38BT-0-H-3-N

Manufacturer Part Number

38BT-0-H-3-N

Description

Pushbutton Switch, .020" Plunger, Gold Contact, No Seal, RoHS Compliant

Manufacturer

Grayhill Inc

Type

Momentary Contactr

Datasheet

1.38BT-0-H-3-N.pdf (1 pages)

Specifications of 38BT-0-H-3-N

Pole Throw Configuration

SPST

Switch Configuration

N.O.

Actuator Style

Round Plunger

Actuator Material

Thermoplastic

Ac Voltage Rating (max)

20VVAC

Dc Voltage Rating (max)

20VVDC

Contact Material

Copper Alloy

Contact Plating

Gold/Nickel

Product Height (mm)

6.32mm

Product Length (mm)

8.13mm

Operating Temp Range

-30C to 85C

Mounting Style

Through Hole

Terminal Type

PC Pins

Lead Free Status / Rohs Status

Compliant

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Pushbutton

CIRCUITRY

DIMENSIONS

SPECIFICATIONS

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 : 1.0 Amp maximum at 120 Vac

or 28 Vdc

Contact Resistance: Below 20 milliohms typical

initial at 2-4 Vdc, 100 mA

SERIES 38BT and 38BH

Sub-Miniature Horizontal PC Mount

FEATURES

• Drop-In Replacement for Industry

• Sealed Plunger Option

• Printed Circuit Board Mount

• SPST and SPDT, Momentary Contact

38BT

38BH

Standard

SPDT

SPST

.249

(6.32)

.030

(0.76)

TYP.

TERM. 2

COMM

(6,32)

.249

Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois

.030

(0,76)

TYP.

SPST N.O.

C L

SPDT–N.O.

In inches (and millimeters)

C L

.200

(5.08)

C L

SPST–N.O.

Butt Contact Pushbutton Switches

.100

(2.54)

DIA.

.200

(5,08)

.125

(3,18)

C L

TERM. 1

.180

(4.57)

TERM. 3

DIM. "A"

DIA.

N.C.

N.O.

.125

(3.18)

.100 (2,54)

DIA.

.180 (4,57)

DIA.

Insulation Resistance: 1000 megaohms

minimum

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)

Available from your local Grayhill Distributor For prices and discounts, contact a local Sales

Office, an authorized local distributor, or Grayhill.

ORDERING INFORMATION

(5,46)

.215

.015

(0.38)

TYP.

.015 (0,38) TYP.

.165

(4.19)

.165 (4,19)

.125

(3,18)

38BX-4-H-3-N

60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com

.162

(4,11)

.162

(4.11)

.025

(0.64)

(0,64)

.025

.030 (0,76) TYP.

.200 (5,08)

Series: 38BT = SPST, Momentary, Thru Hole

Series:

Dimension A: 0 = 0.020" 4 = 0.215"

Seal: S = O-Ring Seal, N = No Seal

Contact Material: 1 = Solder Dip over Gold

2 = Solder Dip over Silver

3 = Gold - RoHS Compliant

4 = Silver - RoHS Compliant

Orientation: H = Horizontal to PCB

.030

(0.76)

.200

(5.08)

TYP.

.130

(3.30)

(3,30)

.130

38BH = SPDT, Momentary, Thru Hole

(5,08)

.200

.020

(0.51)

TYP.

.320

(8.13)

Materials and Finishes

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

Plunger: Thermoplastic (UL 94V-0), (S versions

include an internal o-ring seal)

Terminals: Copper alloy, gold or silver plate (as

specified) over nickel plate

Spring: Plated Music Wire

Contact System: Copper alloy, gold or silver

plate (as specified) over nickel plate

Switch Support: Brass, tin-plated

Unless otherwise indicated, tolerances are ± .010 (0,25)

.320 (8,13)

TERMINAL

IDENT-

IFICATION

.200

(5.08)

.020

(0,51)

TYP.

.043 (1.09)

DIA. TYP.

.200

(5.08)

(5,08)

.200

(5,08)

PC Mounting

.043 (1,09)

DIA. TYP.

.100

(2.54)

TYP.

.200

(5.08)

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