38BT0H3S datasheet, PDF - EEWORLD Datasheet

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38BT0H3S: DescriptionPushbutton Switch, SPST, Momentary, 0.02A, 20VDC, Solder Terminal, Through Hole-right Angle, ROHS COMPLIANT; CategoryMechanical and electronic products switch; File Size63KB，1 Pages; ManufacturerGrayhill; Websitehttp://www.grayhill.com; Environmental Compliance

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38BT0H3S Overview

Pushbutton Switch, SPST, Momentary, 0.02A, 20VDC, Solder Terminal, Through Hole-right Angle, ROHS COMPLIANT

38BT0H3S Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Grayhill
package instruction	ROHS COMPLIANT
Reach Compliance Code	compliant
ECCN code	EAR99
Actuator type	PLUNGER
body width	8.13 mm
body height	5.08 mm
Body length or diameter	9.27 mm
Contact (AC) maximum rated R load	.02A@20VAC
Maximum contact current (AC)	0.02 A
Maximum contact current (DC)	0.02 A
Contact (DC) maximum rated R load	.02A@20VDC
Maximum contact voltage (AC)	20 V
Maximum contact voltage (DC)	20 V
Electrical life	80000 Cycle(s)
JESD-609 code	e4
Installation features	THROUGH HOLE-RIGHT ANGLE
Maximum operating temperature	85 °C
Minimum operating temperature	-30 °C
surface mount	NO
Switch action	MOMENTARY
switch function	SPST
Switch type	PUSHBUTTON SWITCH
Terminal surface	Gold (Au)
Termination type	SOLDER
Base Number Matches	1

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Butt Contact Pushbutton Switches

SERIES 38BT and 38BH

Sub-Miniature Horizontal PC Mount

FEATURES

• Drop-In Replacement for Industry

Standard

• Sealed Plunger Option

• Printed Circuit Board Mount

• SPST and SPDT, Momentary Contact

DIMENSIONS

38BT

In inches (and millimeters)

.125

(3,18)

.215

(5,46)

.162

(4,11)

.025

(0,64) .130

(3,30)

.100 (2,54)

DIA.

.125

(3,18)

.180 (4,57) .165 (4,19)

DIA.

.015 (0,38) TYP.

.200

(5,08)

.200

(5,08)

.030 (0,76) TYP.

.200 (5,08)

.020

(0,51)

TYP.

.200

(5,08)

.320 (8,13)

PC Mounting

.043 (1,09)

DIA. TYP.

.249

(6,32)

Pushbutton Switches

.030

(0,76)

TYP.

.200

(5,08)

SPST

38BH

DIM. "A"

.162

(4.11)

.025

(0.64)

.130

(3.30)

.320

(8.13)

.200

(5.08)

.043 (1.09)

DIA. TYP.

PC Mounting

.100

(2.54)

TYP.

.249

(6.32)

.030

(0.76)

TYP.

.200

(5.08)

.180

.125

.100

(4.57) (3.18)

(2.54)

DIA.

.165

(4.19)

.015

(0.38)

TYP.

.030

(0.76)

TYP.

.200

(5.08)

.020

(0.51)

TYP.

TERMINAL

IDENT-

IFICATION

.200

(5.08)

.200

(5.08)

SPDT

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

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

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)

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

CIRCUITRY

ORDERING INFORMATION

Series:

38BT = SPST, Momentary, Thru Hole

Series:

38BH = SPDT, Momentary, Thru Hole

Dimension A:

0 = 0.020" 4 = 0.215"

38BX-4-H-3-N

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

Available from your local Grayhill Distributor

For prices and discounts, contact a local Sales

Office, an authorized local distributor, or Grayhill.

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

SPST–N.O.

SPST N.O.

COMM

TERM. 2

N.C.

TERM. 1

N.O.

TERM. 3

SPDT–N.O.

Pushbutton

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

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