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7914 Datasheet Preview

7914 Datasheet

4 mm SMD & Through-hole Sealed Key Switch

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Features
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*
For switch applications/processing
guidelines, click here
7914 4 mm SMD & Through-hole Sealed Key Switch
Electrical Characteristics
Product Dimensions
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)
........................... 0.9 kilograms minimum
Cycle life, loaded ..........100,000 actuations
Contact resistance....... 100 milliohms max.
Physical Characteristics
7914J
J-Hook
4.50
(.177)
12
12
L
4.50 5.00
(.177) (.197)
2.39
(.094)
DIA.
2.54
(.100)
1.23
(.048)
TYP.
0.20
(.008)
5.00
(.197)
2.54
(.100)
RECOMMENDED PCB LAYOUT
2.54
(.100)
1.27
(.050)
TYP.
0.76
(.030)
TYP.
1.78
(.070)
TYP.
-1
3.81
(.150)
2+
7914H
Through-hole
4.50
(.177)
12
5.00
(.197)
5.00 2.39
(.197) (.094)
DIA.
4.50
(.177)
L
2.17
(.085)
0.20 ± 0.10
(.008 ± .004)
12
6.20 ± 0.10
(.244 ± .004)
TYP.
0.76
(.030)
2.54
(.100)
2 PLCS.
0.76
(.030)
TYP.
5.00 +0.10/-0.15
(.197 +.004/-.006)
4.00
(.157)
RECOMMENDED PCB LAYOUT
2.54
(.100)
5.00
(.197)
0.80
(.031)
DIA.
-1 2+
Cover Material .....................Stainless steel
Base Material....... Thermoplastic, UL94V-0
Terminal Material .............Phosphor bronze
-1 2+
SPST N.O.
RECOMMENDED POLARITY
2.54
(.100)
2
PLCS.
-1 2+
SPST N.O.
RECOMMENDED POLARITY
Dome Material .....................Stainless steel
Actuator Material ............ High temperature
7914G
Gull Wing
7914S
Right Angle
silicon rubber
Marking...................... Manufacturer’s code
and date code
Packaging Options
J & G ................... 500 pcs./reel (MSL-1);
50 pcs./tube
4.50
(.177)
12
4.93
(.194)
L
2.54
(.100)
0.13 ± 0.05
(.005 ± .002)
5.00
(.197)
2.86
(.113)
5.18
(.204)
2.75
(.108)
DIA.
2.38
L (.094)
5.44
S........................... 200 pcs./reel (MSL-1)
H ......................................... 50 pcs./tube
How to Order
7914 J - 1 - 000 E
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
4.50
(.177)
12
2.54
(.100)
5.00
(.197)
2.39 DIA.
(.094)
5.00
(.197)
0.28 ± 0.20
(.011 ± .008)
0.60 6.20
(.024) (.244)
TYP.
±5° TYP.
0.20 ± 0.08
(.008 ± .003)
RECOMMENDED PCB LAYOUT
2.54
(.100)
1.27
(.050)
TYP.
(.214)
0.76
(.030)
2.54
(.100)
12
0.2 ± 0.13
(.008 ± .005)
0.78
(.031)
3.89
(.153)
0.89
(.035)
1.5
(.059)
RECOMMENDED PCB LAYOUT
0.38 ± 0.2 2.54
(.015 ± .008) (.100)
1.68
(.066)
1.3 TYP.
(.051)
1.25 TYP.
(.049)
“L” (For All Styles) from Top of Lid
000 = 1.65 mm
024 = 0.08 mm (Flush)
032 = 0.89 mm
050 = 2.67 mm (available in tube pack only
for J, G & H Styles, tape &
reel only for S Style)
0.76 ± 0.10
(.030 ± .004)
TYP.
1.27
(.050)
TYP.
-1
-1
5.50
(.216)
2+
2+
0.48 ± 0.2
(.019 ± .008)
-1
-1
2.33
(.092)
2+
2+
Packaging Code (MSL-1)
Blank = Tube (for J, G & H Styles)
E = Plastic Embossed Tape & Reel (for J, G
& S Styles)
Note: S Style is only available in tape and
DIMENSIONS:
MM
(INCHES)
SPST N.O.
RECOMMENDED POLARITY
TOLERANCES:
±0.3
(.012)
EXCEPT WHERE NOTED.
SPST N.O.
RECOMMENDED POLARITY
reel.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Free Datasheet http://www.datasheet-pdf.com/




Bourns

7914 Datasheet Preview

7914 Datasheet

4 mm SMD & Through-hole Sealed Key Switch

No Preview Available !

7914 4 mm SMD & Through-hole Sealed Key Switch
Packaging Specifications
7914J
4.3 ± .10
(.169 ± .004)
1.5 + .10/ -.00
(.059 + .004/ -.00) DIA.
4.00 ± .10
(.157 ± .004)
.35 ± .10
(.014 ± .004)
5.50 ± .05
(.217 ± .002)
5.26 ± .10
(.207 ± .004)
2.00 ± .05
(.079 ± .002)
5.26 ± .10
(.207 ± .004)
7914G
4.3 ± .10
(.169 ± .004)
1.5 + .10/ -.00
(.059 + .004/ -.00) DIA.
4.00 ± .10
(.157 ± .004)
2.00 ± .05
(.079 ± .002)
1.75 ± .10
(.069 ± .004)
12.00 ± .30
(.472 ± .012)
13.0 ± .20
(.512 ± .008) DIA.
8.00 .20
(.315 .008)
TAPE
1.5
(.059) MIN. EQUAL SPACED 3 PLCS.
20.2
(.795) MIN. DIA.
1.75 ± .10
(.069 ± .004)
12.00 ± .30
(.472 ± .012)
13.0 ± .20
(.512 ± .008) DIA.
50.0
(1.969) MIN.
.31 ± .10
(.012 ± .004)
5.50 ± .05
(.217 ± .002)
6.48 ± .10
(.25 ± .004)
5.26 ± .10
(.207 ± .004)
8.00 ± .20
(.315 ± .008)
7914S
5.25 ± 0.1
(.207 ± .003)
4.0 ± 0.01
(.158 ± .000)
5.7
(.224)
5 ° MAX.
4 PLCS.
2.45 ± 0.1
(.096 ± .003)
1.5
(.059) DIA.
R
0.3
(.011)
MAX.
1.6 ± 0.01
(.063 ± .000)
0.4 ± 0.05
(.016 ± .001)
35 ° 4 PLCS.
4.0
(.157)
2.0
(.079)
TAPE
1.5
(.059) MIN. EQUAL SPACED 3 PLCS.
20.2
(.795) MIN. DIA.
R
0.3
(.011)
MAX.
50.0
(1.969) MIN.
16.0 ± 0.3
(.630 ± .011)
12.0
(.472)
1.5 +0.1/-0
(.059 +.001/-.000)
DIA.
1.75
(.069)
7.5
(.295)
TAPE
178 ± 2.0
(7.000 ± .080) DIA.
REEL
Meets EIA specification 481.
500 pcs./reel
12.4
(.488)
178 ± 2.0
(7.000 ± .080) DIA.
REEL
Meets EIA specification 481.
500 pcs./reel
12.4
(.488)
330
(13.0)
MAX.
DIA.
7914J/G
R .508 TYP
(.020)
60º±
50 pcs./tube
7.67
(.302)
2.82
(.111)
.508
(.020)
TYP
4.69
(.185)
2.82 2 PLCS
(.111)
R
.762
(.030)
MAX
2
PLCS
DIMENSIONS:
MM
(INCHES)
7914H
R .508 TYP
(.020)
13º ± 2º 2 PLCS REF
5.66 ± .254
(.223 ± .010)
R
.762
(.030)
MAX
TYP
4.24 8.64 ± .254
(.167) (.340 ± .010)
2.82
(.111)
.508 TYP
(.020)
1.78
(.070)
2.54
(.100) 8.89 ± .254
(.350 ± .010)
REV. 10/13
50 pcs./tube
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device
performance may vary over time.
Users should verify actual device performance in their specific applications.
REEL
Meets EIA specification 481.
200 pcs./reel
Reflow Soldering Profile
275
250 °C
225
175
125 120 °C
10-15
Sec.
80-90 Sec.
180 °C
75
30-40 Sec.
35-60
Sec.
25
0 20 40 60 80 100 120 140 160 180 200
Time (Seconds)
Free Datasheet http://www.datasheet-pdf.com/


Part Number 7914
Description 4 mm SMD & Through-hole Sealed Key Switch
Maker Bourns
PDF Download

7914 Datasheet PDF






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