7643

Features
■
■
■
■
■
Applications
10 position selector switch
Miniature industrial switch
Vertical adjust
Rugged surface mount design
Break-before make timing
Test equipment
Instrumentation
■ Computer hardware
■
■
7643 SMD 7 mm Square Sealed Selector Switch
Electrical Characteristics
Contact Rating
Maximum Current ...........100 mA max.
Maximum Voltage .........................16 V
Contact Resistance
..............................100 milliohms max.
Insulation Resistance
......................................100 megohms
Dielectric Strength ....................250 volts
General Characteristics
Operating Temperature Range
................................-55 °C to +125 °C
Storage Temperature Range
................................-55 °C to +125 °C
Seal Test .......................85 °C Fluorinert*
Product Dimensions
7643G
7643J
8 9
0.33
(.013)
10 PLCS.
8 9
0.38
(.015)
1 2
0FF
7.10
(.279)
1.27
TYP.
(.05)
0.51
(.020)
7.10
(.279)
1.27
TYP.
(.05)
2.79
(.110)
0.51
TYP.
(.020)
RECOMMENDED PCB LAYOUT
1.07
(.042)
3.18
(.125)
7 6 5 4 3
2.79
(.110)
RECOMMENDED PCB LAYOUT
5.08
(.20)
5.08
(.20)
1.27
TYP.
(.05)
1.27
TYP.
(.05)
5.99 ± 0.25
(.234 ± .009)
0.51
(.020)
0.33
(.013)
10 PLCS.
1.27
TYP.
(.05)
1.27
TYP.
(.05)
0.51
TYP.
(.020)
0.38
(.015)
1 2
0FF
3.18
(.125)
7 6 5 4 3
Mechanical Characteristics
Switch Type....................................SP9T
Adjustment Detent Torque
....................................... 0.2-1.0 N-cm
Environmental Characteristics
Shock ............................................100 G
0.1 ms. max. discontinuity
Vibration ..........................................30 G
0.1 ms. max. discontinuity
Thermal Shock (5 cycles)
................................-55 °C to +125 °C
Actuation Life .......................1,000 steps
Maximum Soldering Heat ...........245 °C,
.............................................5 seconds
Standard Packaging
Tube .................................50 pcs./tube
Tape & Reel .....................250 pcs./reel
7.16
(.282)
7.16
(.282)
2.03
TYP.
(.080)
2.03
TYP.
(.080)
8.31 ± 0.25
(.327 ± .009)
0.76
TYP.
(.030)
0.76
TYP.
(.030)
7643H
How to Order
7.16
(.282)
7643 J - 1 - 010 E
8 9
Model
Terminal
0.33
(.013)
10 PLCS.
Switch Type
1 = SP9T
Number of Positions
010 = 10 Positions
(“0” Position is Off; Common)
3.18
(.125)
5.08
(.20)
1 2
0FF
7.10
(.279)
8.56 +0.2/ -0.31
(.337 +.007/ -.012)
0.20
(.007)
7 6 5 4 3
7.24 +0.10/ -0.15
(.285 +.003/ -.005)
0.38
(.015)
Embossed Tape Option (Styles J, G only)
0FF
9
1.27
TYP.
(.05)
1
8
1.27
TYP.
(.05)
RECOMMENDED PCB LAYOUT
1.27
TYP.
(.05)
2
7.24 ± 0.25
(.285 ± .009)
3
7
6
4
5
SCHEMATIC
TOLERANCES: ±.2 EXCEPT WHERE NOTED.
MM
DIMENSIONS:
(IN)
"OFF" POSITION IS COMMON.
Specifications are subject to change without notice.
0.51
TYP.
(.020)
2.79
(.110)
0.76
TYP.
(.030)
7643 SMD 7 mm Square Sealed Selector Switch
Packaging Specifications
(G Style)
(J Style)
(J Style)
.40 MAX.
(.016)
3.60 ± .10
(.141 ± .004)
.40 MAX.
(.016)
3.60 ± .10
(.141 ± .004)
7.5 ± 0.5
(.295 ± .020)
1.5 + .10/ –.00 DIA.
(.059 + .004.–.00)
4.00 ± .10
(.157 ± .004)
2.00 ± .05
(.079 ± .002)
5.36
(.211)
7.60 ± .10
(.299 ± .004)
4.00 ± .10
(.157 ± .004)
7.40 ± .10
(.291 ± .004)
9.30
(.366)
7.5 ± 0.5
(.295 ± .020)
1.5 + .10/ –.00 DIA.
(.059 + .004.–.00)
7.60 ± .10
(.299 ± .004)
11.43
(.45)
TUBE LENGTH - 384MM.
UNITS PACKAGED 50 PIECES PER TUBE.
7.40 ± .10
(.291 ± .004)
2.00 ± .05
(.079 ± .002)
(G Style)
12.0 ± .20
(.472 ± .008)
11.43
(.45)
12.0 ± .20
(.472 ± .008)
1.75 ± .10
(.069 ± .004)
9.30
(.366)
1.75 ± .10
(.069 ± .004)
16.00 ± .30
(.630 ± .012)
16.00 ± .30
(.630 ± .012)
TAPE
1.78 ± .254
(.070 ± .010) EQUAL SPACED 3 PLCS.
21.01 ± .787
(.827 ± .031) DIA.
2.67 ± .254
(.105 ± .010)
13.0 ± .508
(.512 ± .020) DIA.
5.36
(.211)
TAPE
1.78 ± .254
(.070 ± .010) EQUAL SPACED 3 PLCS.
21.01 ± .787
(.827 ± .031) DIA.
2.67 ± .254
(.105 ± .010)
13.0 ± .508
(.512 ± .020) DIA.
TUBE LENGTH - 384MM.
UNITS PACKAGED 50 PIECES PER TUBE.
(H Style)
.322 ± .010
(.059 ± .0004)
59.18 ± 2
(2.330 ± .079)
180.0 ± 5 DIA.
(7.087 ± .197)
REEL
16.4 + 2.01/ -.000
(.645 + .079/-.000)
Meets EIA specification 481.
.50 ± .010
(.019 ± .0004)
.150 ± .010
(.007 ± .0004)
59.18 ± 2
(2.330 ± .079)
180.0 ± 5 DIA.
(7.087 ± .197)
REEL
16.4 + 2.01/ -.000
(.645 + .079/-.000)
.51 ± .127
(.020 ± .005)
.145 ± .010
(.005 ± .0004)
TUBE LENGTH - 390MM.
UNITS PACKAGED 50 PIECES PER TUBE.
Meets EIA specification 481.
Reflow Soldering Profile
275
240 °C
Temperature (°C)
225
180 °C
175
10-15
Sec.
80-90 Sec.
125 120 °C
75
30-40 Sec.
25
0
20
40
60
35-60
Sec.
80 100 120 140 160 180 200
Time (Seconds)
REV. 10/02
Specifications are subject to change without notice.
Similar pages