NT
M
PL
Features
■
■
■
■
IA
Compatible with most surface mount
soldering processes
Compatible with popular vacuum pick-and-
place equipment
J-hook, gull-wing & pinned configurations
Sealed for board washing
Meets EIA/EIAJ/IPC/VRCI SMD standard
outline dimensions
■
Top or side actuated
■
RoHS compliant*
■
*R
oH
S
CO
7914 4 mm SMD & Through-hole Sealed Key Switch
Electrical Characteristics
Contact Rating
Maximum Current ...............100 mA max.
Maximum Voltage .............................16 V
Contact Resistance .......100 milliohms max.
Insulation Resistance ...100 megohms min.
Dielectric Strength ........................250 VAC
General Characteristics
Switch Type .........................Normally open
Operating Temperature Range
....................................-55 °C to +125 °C
Storage Temperature Range
....................................-55 °C to +125 °C
Seal Test ...........................85 °C Fluorinert
†
Vibration ..............................................20 G
Shock ................................................100 G
Mechanical Characteristics
Actuator Force .........................300 ± 100 g
Pushover Strength (S Style)
...............................2 kilograms minimum
Cycle life, loaded ..........100,000 actuations
Contact resistance .......100 milliohms max.
Physical Characteristics
Cover Material......................Stainless steel
Base Material .......Thermoplastic, UL94V-0
Terminal Material .............Phosphor bronze
Dome Material......................Stainless steel
Actuator Material.............High temperature
silicon rubber
Marking ......................Manufacturer’s code
and date code
Packaging Options
J & G .............500 pcs./reel; 50 pcs./tube
S..................200 pcs./reel; 100 pcs./tube
H ..........................................50 pcs./tube
Product Dimensions
7914J
J-Hook
4.80
(.189)
4.00
(.157)
7914H
Through-hole
1
2
5.00
(.197)
4.50
(.177)
2.54
(.100)
1.00
(.039)
TYP.
0.20
(.008)
4.80
(.189)
4.00
(.157)
1
2
2.40
(.094)
5.00
(.197)
4.50
(.177)
0.20
(.008)
1
2
2.40
(.094)
1
RECOMMENDED PCB LAYOUT
2.54
TYP.
(.100)
1.27
(.050)
TYP.
3.8
(.150)
2
0.76
(.030)
TYP.
2.54
(.100)
2 PLCS.
1.78
(.070)
TYP.
2
2
1
1
2.54
(.100)
2 PLCS.
SPST N.O.
7914G
Gull Wing
4.80
(.189)
4.00
(.157)
7914S
Right Angle
2.40
(.094)
0.20 TYP.
(.008)
0.05
±
0.05
(.002
±
.002)
TYP.
2.75
(.108)
5.00
(.197)
2.86
(.113)
2.38
(.094) DIA.
1
2
Model
Terminal
J = J-Hook
H = Through-hole
G = Gull Wing S = Right Angle
Switch Type
1 = N.O. Au Contacts
Product Code for Button Height
(For Styles J, G and H)
000 = 4.0 mm FMS
024 = 2.4 mm FMS (Flush Actuator)
032 = 3.2 mm FMS
050 = 5.0 mm FMS
(For Style S)
000 = 1.68 mm FTS
024 = Flush Actuator
032 = 0.91 mm FTS
050 = 2.7 mm FTS
1
2
Embossed Tape
(Option Applicable to Styles J, G and S only -
Consult Factory. Omit for Tube packaging.)
G, J = 500 pcs./reel
S = 200 pcs./reel
FMS = From Mounting Surface
FTS = From Top Surface
2.54
(.100)
2 PLCS.
DIMENSIONS :
7A
7914 J - 1 - 000 E
2.40
(.094)
5
°
MAX TYP
0.60
(.024)
TYP.
1
2
0.13
±
0.05
(.005
±
.002)
0.2
±
0.13
(.008
±
.005)
0.76
(.030)
TYP.
RECOMMENDED PCB LAYOUT
2.54 TYP.
(.100)
1.27
(.050)
TYP.
5.5
(.217)
0.48
±
0.2
(.019
±
.008)
1.78
(.070)
TYP.
2
2
1.68
(.066)
0.38
±
0.2
(.015
±
.008)
1
1
2
2
1
1
SPST N.O.
MM
(INCHES)
TOLERANCES :
0.2
(.008)
EXCEPT WHERE NOTED.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
7A
How to Order
6.20
4.50
(.177)
7A
2.40
(.094)
4.00
(.157)
0.76
(.030)
TYP.
RECOMMENDED PCB LAYOUT
2.54
(.100)
2 PLCS.
5.00
(.197)
2 PLCS.
0.80
(.031)
DIA. TYP.
1
1
2
2
7A
SPST N.O.
5.18
(.204)
1.68
(.066)
5.44
(.214)
0.78
(.031)
1.5
(.059)
0.89
(.035)
3.89
(.153)
RECOMMENDED PCB LAYOUT
2.54
(.100)
1.3 TYP.
(.051)
1.25 TYP.
(.049)
2.33
(.092)
SPST N.O.
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
