Thru-Hole DIP Switches
FEATURES
• Raised and Recessed Slides
• SPST, 2PST, 3PST, 4PST
• Sealed Base Standard
• Spring and Ball Contact
• Top Tape Seal Option
SERIES 78
SPST To 4PST Slide
78
DIMENSIONS
In inches (and millimeters)
Typical Multiple Pole Switch with
Raised Slides
(Switch shown here is 78H02, 4PST)
Single Pole/Single Throw Switch in Raised and Recessed Slides
.380 ± .010
(9,65 ± 0,25)
O
N
1 2 3 4 5 6 7 8 9 10
Note:
Recessed slides have a dimple for
tool actuation. For recessed slides,
the .295 dimension does not apply.
.380 ± .010
(9,65 ± 0,25)
Length ± .010 (± 0.25)
See Ordering Information
DIP Switches
A
.020
± .002
(0,51
± 0,05)
.020 ± .002 (0,51 ± 0,05)
.090 ± .005 (2,29 ± 0,13)
.100 ± .005 (2,5 ± 0,13)
C
L
DIM. B
± .002
(± 0,05)
.295 + .000 –.020
(7,49 –0,51)
.156 + .015 –.010
(3,96 + 0,38 –0,25) TYP.
C
L
C
L
.180 ± .010 (4,57 ± 0,25)
.012 ± .001 (0,30 ± 0,03)
.300 + .030 –.000
(7,62 + 0,76)
.020 ± .002 (0,51 ± 0,05)
.090 ± .005 (2,29 ± 0,13)
.100 ± .005 (2,5 ± 0,13)
C
L
Single Pole/Single Throw Switch
O
N
No. of
Circuitry Positions
1 2 3 4
SPST
Typical Multiple
Pole Switch
O
N
1
Typical Circuit
Diagram
O
N
1
2PST
3PST
4PST
For switches with 5, 6, 7, 8, or 10PST circuitry,
contact Grayhill.
*A top tape seal is required for switches that are
machine soldered or heavily cleaned after hand
soldering. To order top seal versions, add "S"
before the "T" in the Grayhill part number.
DIP
11
C
L
ORDERING INFORMATION
CIRCUITRY
1 2 3 4
DIM. B
2PST = .100 (2,54
3PST = .200 (5,08)
4PST = .300 (7,62)
A = .245 + .000 –.020
(6,22 + 0,51)
.050 ± .005
(1,27 ± 0,13)
TYP.
C
L
O
N
2
Length ± .010 (± 0.25)
See Ordering Information
.070 (1,78) REF.
.060 ± .002 (1,52 ± 0,05)
1
O
N
Length
Inches
Length
Metric
No./
Tube
Raised
Slides*
Recessed
Slides*
2
3
4
5
6
7
8
9
10
12
0.280"
0.380"
0.480"
0.580"
0.680"
0.780"
0.880"
0.980"
1.080"
1.280"
7,1mm
9,7mm
12,2mm
14,7mm
17,3mm
19,8mm
22,4mm
24,9mm
27,4mm
32,5mm
35
27
21
18
15
13
12
10
9
8
78B02T
78B03T
78B04T
78B05T
78B06T
78B07T
78B08T
78B09T
78B10T
78B12T
78RB02T
78RB03T
78RB04T
78RB05T
78RB06T
78RB07T
78RB08T
78RB09T
78RB10T
78RB12T
1
2
3
4
5
6
0.280"
0.480"
0.680"
0.880"
1.080"
1.280"
7,1mm
12,2mm
17,3mm
22,4mm
27,4mm
32,5mm
35
21
15
12
9
8
78F01T
78F02T
78F03T
78F04T
78F05T
78F06T
Recessed
Slides
Not Available
1
2
3
0.380"
0.680"
0.980"
9,7mm
17,3mm
24,9mm
27
15
10
78G01T
78G02T
78G03T
1
2
0.480"
0.880"
12,2mm
22,4mm
21
12
78H01T
78H02T
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Thru-Hole DIP Switches
SERIES 76 and 78
SPDT
DIMENSIONS: Series 76
DIP Switches
FEATURES
• Raised and Recessed Rocker,
and Toggle Actuated Styles
• SPDT with a Common Pole, or
SPDT with 2 Isolated Circuits
• Spring and Ball Contact
• Top Tape Seal Option for
Most Styles
CIRCUITRY: Series 76
In inches (and millimeters)
Series 76 Raised Rocker
SPDT with Common
True Form C Switching
Toggle-DIP
.380 ± .010
(9,65 ± 0,25)
1 C1
2
.447 ± .015
(11,35 ± 0,38)
TYP.
A = .247 ± .010
(6,27 ± 0,25)
.380 ± .010
(9,65 ± 0,25)
1 C1
2
1 C1
2
C2
.020 + .005 –.000
(0,51 + 0,13)
A
.156 + .015 –.010
(3,96 + 0,38 –0,25)
.050 ± .005
(1,27 ± 0,13)
.090 ± .005
(2,29 ± 0,13)
TYP.
.100 ± .005
(2,54 ± 0,13)
TYP.
.020
± .002
(0,51
± 0,05)
TYP.
.180 ± .010
(4,57 ± 0,25)
C
L
DIMENSIONS: Series 78
.295 + .000 –.020
(7,49 –0,51)
C
L
Recessed Rocker
1
2
3
4
C2
1 C1
1 C1
.247 ± .010
(6,27 ± 0,25)
.012 ± .001
(0,30 ± 0,03)
.300 + .030 –.000
(7,62 + 0,76)
CIRCUITRY: Series 78
In inches (and millimeters)
Series 78 Slide
0.380 ± .005
(9,65 ± 0,13)
C2
SPDT, 2 Circuits
(No Commons)
Dot on cover indicates active terminal when
slide is on that side of switch. Contact is made
with terminal on opposite side.
5
DIM. A
SEE CHART
.100 ± .002
(2,54 ± 0,05)
1
.070 (1,78) REF.
A
.020
± .002
(0,51
± 0,05)
.020 ± .002 (0,51 ± 0,05) TYP.
.090 ± .005 (2,29 ± 0,13) TYP.
.100 ± .005 (2,54 ± 0,13) TYP.
1
.295 + .000 –.020
(7,49 –0,51)
.156 + .015 –.010
(3,96 + 0,38 –0,25) TYP.
A = .245 + .000 –.020
(6,22 + 0,51)
.050 ± .005
(1,27 ± 0,13)
TYP.
C
L C
L
C
L
C
L
.180 ± .010 (4,57 ± 0,25)
.012 ± .001 (0,30 ± 0,03)
.300 + .030 –.000
(7,62 + 0,76)
To create common poles, tie together 2
adjoining terminals on 1 (either) side of switch.
ORDERING INFORMATION
Circuitry
Positions
Length
Inches
Length
Metric
No./
Tube
Raised
Type*
Recessed
Rockers*
ToggleDIP*
SPDT
Form
C
2
3
4
0.380"
0.580"
0.780"
9,7mm
14,7mm
19,8mm
27
18
13
76SC02T
76SC03T
76SC04T
76RSC02T
76RSC03T
76RSC04T
76STC02T
76STC03T
76STC04T
SPDT
2
Circuits
1
2
3
4
5
6
0.280"
0.480"
0.680"
0.880"
1.080"
1.280"
7,1mm
12,2mm
17,3mm
22,4mm
27,4mm
32.5mm
35
21
15
12
9
8
78J01T
78J02T
78J03T
78J04T
78J05T
78J06T
—
—
—
—
—
—
—
—
—
—
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
*To order top seal versions, add "S" before the "T" in the Grayhill part number.
Not available on Toggle-DIP.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
DIP
12
Thru-Hole DIP Switches
SERIES 76 and 78
DPDT
FEATURES
• Raised and Recessed Rocker,
and Toggle Actuated Styles
• DPDT with Common Poles, or
DPDT with 4 Isolated Circuits
• Spring and Ball Contact
• Top Tape Seal Option for
Most Styles
DIMENSIONS: Series 76
CIRCUITRY: Series 76
In inches (and millimeters)
Series 76 Raised Rocker, Double-DIP
DPDT with Commons
True Form D Switching
Toggle-DIP
.380 ± .010
(9,65 ± 0,25)
.447 ± .015
(11,35 ± 0,38)
TYP.
C1
1
.380 ± .010
(9,65 ± 0,25)
2
A = .247 ± .010
(6,27 ± 0,25)
C1
1
C1
2
1
2
C2
.020 + .005 –.000
(0,51 + 0,13)
C2
.295 + .000 –.020
(7,49 –0,51)
A
DIP Switches
Recessed Rocker
.156 + .015 –.010
(3,96 + 0,38 –0,25)
.050 ± .005
(1,27 ± 0,13)
.090 ± .005
(2,29 ± 0,13)
TYP.
.100 ± .005
(2,54 ± 0,13)
TYP.
.020
± .002
(0,51
± 0,05)
TYP.
.180 ± .010
(4,57 ± 0,25)
DIMENSIONS: Series 78
C
L
C
L
.247 ± .010
(6,27 ± 0,25)
.380 ± .005
(9,65 ± 0,25)
C2
C2
DPDT, 4 Circuits
(No Commons)
Dot on cover indicates active terminal when
slide is on that side of switch. Contact is
made with terminal on opposite side.
2
.070 (1,78) REF.
DIM. A
SEE CHART
A
.020
± .002
(0,51
± 0,05)
.020 ± .002
(0,51 ± 0,05) TYP.
.090 ± .005 (2,29 ± 0,13) TYP.
.100 ± .005 (2,54 ± 0,13) TYP.
1 C1 2
CIRCUITRY: Series 78
In inches (and millimeters)
.300 ± .002
(7,62 ± 0,05)
1 C1 2
.012 ± .001
(0,30 ± 0,03)
.300 + .030 –.000
(7,62 + 0,76)
Series 78 Slide
1
C2
1
1
.156 + .015 –.010
(3,96 + 0,38 –0,25) TYP.
A = .245 + .000 –.020
(6,22 + 0,51)
.050 ± .005
(1,27 ± 0,13)
TYP.
C
L
C
L C
L
.295 + .000 –.020
(7,49 –0,51)
C
L
.180 ± .010 (4,57 ± 0,25)
.012 ± .001 (0,30 ± 0,03)
.300 + .030 –.000
(7,62 + 0,76)
To create common poles, tie together 2
adjoining terminals on 1 (either) side of
switch.
ORDERING INFORMATION
Circuitry
No./
Positions
Length
Inches
Length
Metric
No./
Tube
Raised
Type*
Recessed
Rockers*
ToggleDIP*
DPDT
Form D
1
2
0.380"
0.780"
9,7mm
19,8mm
27
13
76SD01T
76SD02T
76RSD01T
76RSD02T
76STD01T
76STD02T
DPDT
4 Circ.
1
2
0.480"
0.880"
12,2mm
22,4mm
21
12
78K01T
78K02T
—
—
—
—
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
A top tape seal is required for switches that are machine soldered or heavily cleaned after hand
soldering. To order top seal versions, add "S" before the "T" in the Grayhill part number. Not available
on Toggle-DIP.
DIP
13
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Thru-Hole DIP Switches
SPECIFICATIONS: Standard Styles
Ratings
78
90B
2,000
2,000
2,000
Make-and-break Current Rating: Operations
per switch position at these resistive loads
1 mA, 5 Vdc; 50 mA, 30 Vdc; or 150 mA, 30 Vdc:
10 mA, 30 Vdc; or 10 mA, 50 mVdc:
10 mA, 50 mVdc; or 25 mA, 24 Vdc; or 100 mA, 6 Vdc:
2,000
—
—
2,000
—
—
—
2,000
2,000
≤ 30 mΩ
≤ 100 mΩ
≤ 30 mΩ
≤ 100 mΩ
≤ 20 mΩ
≤ 100 mΩ
Insulation Resistance:
Minimum, at 100 Vdc between adjacent closed
contacts and also across open switch contacts
Initially (Mohms):
After life (Mohms):
5,000
1,000
5,000
1,000
5,000
1,000
Dielectric Strength: Minimum voltage (AC,
RMS) measured between adjacent closed
contacts and also across open switch contacts.
lnitially:
After life:
750 V
500 V
750 V
500 V
500 V
500 V
Contact Resistance: Initially:
After life, at 10 mA, 50 mVdc, open circuit:
Current Carry Rating: Maximum rise of 20°C
5A
4A
3A
Switch Capacitance: At 1 megahertz
2 pF
2 pF
2 pF
Operating Temperature Range:
-40°C to + 85°C
-40°C to + 85°C
-40°C to + 85°C
Storage Temperature Range:
-55°C to + 85°C
-55°C to + 85°C
-55°C to + 85°C
DIP Switches
76
Mechanical Life: Operations per switch position
Mechanical Ratings
Soldering Information
Materials and Finishes
Vibration Resistance: Per Method 204, Test
Condition B, 1 mS opening (10 mS allowed)
Mechanical Shock: Per Method 213, Test
Condition A. 1 mS opening (10 mS allowed)
Thermal Shock Resistance: Per specification;
no failures; passes contact resistance.
Terminal Strength: Per specification
Thermal Aging: 1,000 hours at 85°C; no failures.
Series 90 MIDIP and Series 76 recessed rocker
(76RSB style) sealed switches have been tested
to EIA Standard RS-448-2. Similar performance
can be expected from other sealed Series 76
and 78 DIP switches.
Solderability: Per MIL-STD-202, Method 208
Resistance to Soldering Heat: 76RSB: Passes
EIA Standard using two, four, and six second
soldering time. 90: Per MIL-S-83504, six second
test.
Fluxing: Per EIA RS-448-2 with flux touching
switch body.
Cleaning: 76, 78 and 90 series tape sealed
products: Passes immersion test using water/
detergent. Acceptable solutions include 1-1-1
trichlorethane, freon, (TF, TE, or TMS), isopropyl
alcohol, detergent (140°F maximum). Terpene
acceptable for Series 90 only. Solutions which
are not recommended include acetone, methylene
chloride, freon TMC.
Shorting Member (Ball): Brass, gold-plated
over nickel barrier.
Base Contacts: Copper alloy, gold-plated
over nickel barrier.
Terminals: Copper alloy, matte tin plated over
nickel barrier.
Non-Conductive Parts: Thermoplastic (UL94V-O)
Potting Material: Epoxy, 76,78 only.
Protective Cover: 76,78, only-Polycarbonate.
Tape Seal:
76, 78:
Polyester film
90:
Polyimide film
Tape Seal Integrity: Passes gross leak test
using 125°C flourinert for 20 seconds minimum.
Reference MIL-STD-202, Method 112.
Environmental Ratings
Meets all requirements of MIL- S-83504. Where
Grayhill performance is superior, the MIL spec is
listed in parentheses.
Moisture Resistance: Per MIL-STD-202,
Method 106.
Recommended Soldering Conditions:
Reflow
Soldering
Profile:
(260°C
Peak
Temperature)
REFLOW TEMPERATURE PROFILE:
MAX 260°
255°
230°
150°
Room
Temperature
120-150 sec.
5-10 sec.
60 sec.
WAVE SOLDERING: 260°C maximum solder temperature for 5 seconds max.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
DIP
14