8121MHV4GE datasheet, PDF - EEWORLD Datasheet

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8121MHV4GE: DescriptionPUSHBUTTON SWITCH,STRAIGHT,SPDT,ON-(ON),PC TAIL TERMINAL,7; CategoryMechanical and electronic products switch; File Size3MB，17 Pages; ManufacturerITT; Websitehttp://www.ittcannon.com/

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8121MHV4GE Overview

PUSHBUTTON SWITCH,STRAIGHT,SPDT,ON-(ON),PC TAIL TERMINAL,7

8121MHV4GE Parametric

Parameter Name	Attribute value
Objectid	1165997622
Reach Compliance Code	unknown
Country Of Origin	Vietnam
ECCN code	EAR99
YTEOL	7.1
Actuator angle
Actuator length	0.198 inch
Actuator material	GLASS FILLED NYLON
Actuator type	PUSHBUTTON
body width	8.128 mm
body height	32.0802 mm
Body length or diameter	15.748 mm
Casing diameter	0.25 inch
Nozzle length	0.25 inch
Casing type	1/4-40
Center contact plating	GOLD OVER NICKEL
Contact (AC) maximum rated R load	1A@120VAC
Maximum contact current (AC)	1 A
Maximum contact current (DC)	1 A
Contact (DC) maximum rated power R load	0.4VA@20VDC
Contact (DC) maximum rated R load	1A@28VDC
Contact function	ON-(ON)
Contact resistance	0.05 mΩ
Maximum contact voltage (AC)	120 V
Maximum contact voltage (DC)	28 V
Dielectric withstand voltage	1000VAC V
Electrical life	60000 Cycle(s)
End contact material	SILVER
End contact plating	GOLD OVER NICKEL
Shell material	STAINLESS STEEL
Insulation resistance	1000000000 Ω
insulator material	GLASS FILLED NYLON
JESD-609 code	e4
Installation features	THROUGH HOLE-STRAIGHT
Maximum operating temperature	75 °C
Minimum operating temperature	-30 °C
PCB hole count	7
seal	EPOXY
Solderability	MIL-STD
surface mount	NO
Switch action	VERTICAL
switch function	SPDT
Switch type	PUSHBUTTON SWITCH
Terminal surface	Gold (Au) - with Nickel (Ni) barrier
Terminal length	0.185 inch
Terminal material	COPPER ALLOY
Termination type	SOLDER
Washability	PARTIAL

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8020 Series

Snap-acting Momentary Pushbutton Switches

Features/Benefits

•

Positive tactile feel

•

Multi-positions available

•

Wide variety of termination options

•

Epoxy terminal seal compatible with

bottom wash cleaning

Typical Applications

•

Instrumentation

•

Computer peripherals

•

Telecommunications equipment

Pushbutton

•

RoHS compliant models available

Models Available

Specifications

CONTACT RATING: B contact material (8X25 Models): 0.4 VA max.

@ 20 V AC or DC maximum. G contact material (8X21, U8X1

Models): 1 AMP @ 120 V AC or 28 V DC or 0.4 VA max. @ 20 V

AC or DC max. Note: Break-before-makecontacts. Multi-pole

contacts do not make and break simultaneously. See page A-43

for additional ratings.

ELECTRICAL LIFE: 60,000 make-and-break cycles at full load.

CONTACT RESISTANCE: Below 50 mΩ typ. initial @

2-4 V DC, 100 mA, for both silver and gold plated contacts.

INSULATION RESISTANCE: 109Ω min.

DIELECTRIC STRENGTH: 1,000 Vrms min. @ sea level.

OPERATING TEMPERATURE: 8X2X MODELS: –30ºC to 75ºC.

U8X1 MODELS: –30ºC to 65ºC.

CAP INSTALLATION FORCE: 10 lbs. max. permissible.

SOLDERABILITY: Per MIL-STD-202F method 208D, or EIA RS-186E

method 9 (1 hour steam aging).

NOTE: Any models supplied with B, P, R, or G contact material are RoHS compliant.

NOTE: Specifications and materials listed above are for switches with standard options.

For information on specific and custom switches, consult Customer Service Center.

Materials

CASE: Glass filled nylon 6/6 or diallyl phthalate (DAP),

flame retardant (UL 94V-0).

PLUNGER: Glass filled nylon or glass filled polyester (PBT) (UL 94V-0).

CAP & FRAME: Nylon, black, standard.

BUSHING: Brass or zinc, nickel plated.

HOUSING: Stainless steel.

SWITCH SUPPORT: Brass or steel, matte-tin plated.

N.O. & N.C. CONTACTS: 8X21, U8X1 MODELS: G contact material:

Coin silver, with gold plate over nickel plate. See page A-43 for

additional contact materials.

8X25 MODELS: B contact material: Copper alloy, with gold plate

over nickel plate. See page A-43 for additional contact materials.

COMMON CONTACT & ALL TERMINALS: Copper alloy, with gold

plate over nickel plate.

TERMINAL SEAL: Epoxy. Refer to soldering and cleaning

Technical Data Chapter.

HARDWARE: Nut & Locking Ring: Brass, nickel plated;

Lockwasher: Steel, nickel plated.

Build-A-Switch

To order, simply select desired option from each category and place in the appropriate box. Available options are shown

and described on pages A-30 thru A-45. For additional options not shown in catalog, consult Customer Service Center. All

models have epoxy terminal seal and are compatible with all “bottom-wash” PCB cleaning methods.

Switch Function

8121

SPDT On-Mom. 1 Amp

8125

SPDT On-Mom. 0.4VA

8221

DPDT On-Mom. 1 Amp

8225

DPDT On-Mom. 0.4VA

8321

3PDT On-Mom. 1 Amp

8325

3PDT On-Mom. 0.4VA

8421

4PDT On-Mom. 1 Amp

8425

4PDT On-Mom. 0.4VA

Note: UL models

available, see page A-30

and A-31.

Actuator or Plunger

Plunger

NONE

Snap-in

J80

Snap-in

J81

Snap-in w/frame

J82

Snap-in w/frame for LED

J83

Snap-in w/frame &

flush cap

J84

Snap-in w/frame for LED,

flush cap

J85

Snap-in w/frame & LED

J95

PC w/V-bracket & LED

Plunger

Snap-fitting plunger

Bushing

.280” high, keyway

.250” high, flat

NONE

No bushing

choice required

.280” high, keyway

.288” high, flat

.180” high

.288” high, flat

.250” high, flat, hi torque

.350” high, keyway

6.35mm high,

keyway, hi torque

.378” high, flat, hi torque

.350” high, keyway

Contact Material

Gold

Gold, matte-tin

Gold over silver

Gold over silver,

matte-tin

Terminations

Right angle, PC thru-hole

AV2

Vertical right angle, PC thru-hole

PC Thru-hole

Solder lug

Right angle, PC thru-hole

Right angle, snap-in, PC thru-hole

Seal

Epoxy

Epoxy potted

base

Cap Color

Black

NONE

Models

without caps

White

Red

.555” high, V-bracket

.460” high, V-bracket

.630” high, V-bracket

.460” high, V-bracket

.630” high, V-bracket

.953” high, V-bracket

1.150” high, V-bracket

Frame Color

Black

NONE

Models

without frame

White

Red

Yellow

Green

Gray

LED Color

Red

NONE

Models

without LED

Yellow

Green

Orange

Yellow

Green

Blue

Gray

Right angle, PC thru-hole, reversed terminals

Right angle, PC thru-hole

AV1

Vertical right angle, PC thru-hole

AV3

Vertical right angle, snap-in, PC thru-hole

Right angle with PCB

Right angle with PCB, reversed terminals

V31

.460” high, snap-in V-bracket

V61

.460” high, snap-in V-bracket

.750” long, wire wrap

.964” long, wire wrap

.425” long, wire wrap

1.062” long, wire wrap

Quick connect

29 Aug 18

Dimensions are shown: Inches (mm)

Specifications and dimensions subject to change

A-29

www.ckswitches.com

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