参数资料
型号: E121MD1V3GE
厂商: C K COMPONENTS INC
元件分类: 开关
英文描述: PUSHBUTTON SWITCH, SPDT, MOMENTARY, 1A, 28VDC, THROUGH HOLE-STRAIGHT
封装: ROHS COMPLIANT
文件页数: 1/8页
文件大小: 510K
代理商: E121MD1V3GE
A-21
Dimensions are shown: Inches (mm)
Specifications and dimensions subject to change
www.ck-components.com
P
ushbu
tton
A
E020 Series
Sealed Snap-acting Momentary Pushbutton Switches
Features/Benefits
Process sealed with disposable
splashproof boot
Long life contact design
Snap-fitting plunger available
RoHS compliant models available
Typical Applications
Instrumentation
Telecommunications and
networking equipment
Computers and peripherals
Specifications
CONTACT RATING: B contact material (EX25 Models): 0.4 VA max.
@ 20 V AC or DC max. G contact material (EX21 Models): 1 AMP
@120 V AC or 28 V DC or 0.4 VA max. @ 20 V AC or DC max.
Note: Break-before-make contacts. Multi-pole contacts
do not make and break simultaneously. See page A-26 for
additional ratings.
ELECTRICAL LIFE: 60,000 make-and-break cycles at full load.
CONTACT RESISTANCE: Below 50 m
typ. initial @
2–4 V DC, 100 mA, for both silver and gold plated contacts.
INSULATION RESISTANCE: 109
min.
DIELECTRIC STRENGTH: 1000 Vrms min. @ sea level.
OPERATING TEMPERATURE: –30C to 75C.
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 P, R, B 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 & BUSHING: Glass filled nylon 6/6, flame retardant
(UL 94V-0).
PLUNGER: Glass filled nylon or glass filled polyester (PBT)
(UL 94V-0).
SWITCH SUPPORT: Brass or steel, matte-tin.
SWITCH SUPPORT RETAINER: Stainless steel.
N.O. & N.C. CONTACTS: EX25 MODELS: B contact material: Copper
alloy, with gold plate over nickel plate. EX21 MODELS: G contact
material: Coin silver, with gold plate over nickel plate. See page
A-26 for additional contact materials.
COMMON CONTACTS & ALL TERMINALS: Copper alloy, with
gold plate over nickel plate. See page A-26 for additional
contact materials.
TERMINAL SEAL: Epoxy.
DISPOSABLE BOOT: Vinyl splashproof boot supplied standard.
Remove and discard only after soldering and cleaning
processes are complete.
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-22 thru A-28. For additional options not shown in catalog, consult our Customer Service Center.
All models are process sealed to withstand machine soldering temperatures and pressure wash cleaning methods.
Switch Function
E121 SPDT On-Mom. 1 Amp
E221 DPDT On-Mom. 1 Amp
E125 SPDT On-Mom. 0.4VA
E225 DPDT On-Mom. 0.4VA
Plunger
S
.282" high
M .331" high, snap-fitting
S1 .332" high
Bushing
D1
Unthreaded
D3
.180" high, unthreaded
Contact Material
B
Gold
G
Gold over silver
P
Gold, matte-tin
R
Gold over silver, matte-tin
Seal
E Epoxy and disposable
splashproof boot
Models Available
Terminations
A
Right angle, PC thru-hole
AV2 Vertical right angle, PC thru-hole
C
PC Thru-hole
A3
Right angle, snap-in, PC thru-hole
AV3 Vertical right angle, snap-in, PC thru-hole
V3
.460" high, V-bracket
V4
.630" high, V-bracket
V6
.460" high, V-bracket
V8
.953" high, V-bracket
V31 .460" high, snap-in V-bracket
V41 .630" high, snap-in V-bracket
V61 .460" high, snap-in V-bracket
相关PDF资料
PDF描述
ET05LD1SARE1 TOGGLE SWITCH, SPDT, MOMENTARY, 2A, 28VDC, SURFACE MOUNT-RIGHT ANGLE
ET05LD1V31GE2 TOGGLE SWITCH, SPDT, MOMENTARY, 2A, 28VDC, THROUGH HOLE-STRAIGHT
ET05LD1WPE1 TOGGLE SWITCH, SPDT, MOMENTARY, 0.02A, 20VDC, PANEL MOUNT
ET03S1D1CPE1 TOGGLE SWITCH, SPDT, LATCHED, 0.02A, 20VDC, THROUGH HOLE-STRAIGHT
ET03S1D1V31RE2 TOGGLE SWITCH, SPDT, LATCHED, 2A, 28VDC, THROUGH HOLE-STRAIGHT
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