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參數(shù)資料
| 型號(hào)： | 78C12SRA |
| 廠商： | GRAYHILL INC |
| 元件分類： | 開(kāi)關(guān) |
| 英文描述： | SLIDE DIP SWITCH-12SWITCHES, SPST, LATCHED,0.025A, 24VDC, THROUGH HOLE-RIGHT ANGLE |
| 文件頁(yè)數(shù)： | 1/2頁(yè) |
| 文件大?。?/td> | 31K |
| 代理商： | 78C12SRA |
DIP
Switches
Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com
SERIES 78
Right Angle Option
Right Angle DIP Switch
B-18
Right Angle
FEATURES
Easy Access
SPST Circuitry
2-10 and 12 positions available
Sealed versions available
APPLICATIONS
Telecommunications, computers and
peripherals, instruments and controls.
SPECIFICATIONS
Mechanical
Mechanical Life: 2000 operations per switch.
Operation Force: 1000gf max.
Stroke: 2.0mm
Operation Temp: -20°C to 70°C
Storage Temp: -40°C to 85°C
Vibration Test: MIL-STD-202F METHOD
201A.
Frequency: 10-55-10Hz/1 min.
Directions: X,Y,Z, three mutually
perpendicular directions.
Time: 2 hours each direction.
High reliability.
Shock Test: MIL-STD-202F METHOD 213 B.
CONDITION A.
Gravity: 50G (peak value), 11 msec.
Direction and times: 6 sides and 3 Times
in each direction.
High reliability.
Electrical
Electrical Life: 2000 operations per switch
24VDC, 25mA.
Non-Switching Rating: 100mA, 50VDC.
Switching rating: 25mA, 24VDC.
Contact Resistance: 50m
max. at initial.
Insulation Resistance: (at 500VDC) 100m
min.
Dielectric Strength: 500VAC/1 minute.
Capacitance: 5pF max.
Circuit: Single pole single throw.
Soldering and Cleaning Process
For best results follow these recommendations:
Keep switch contacts in “OFF” position for all
operations.
Wave Sodering: Recommended solder
temperature: 500°F (260°C) max 5 seconds.
Hand Soldering: Use a soldering iron of 30
Watts or less, controlled at 608°F (320°C)
approximately 2 seconds while applying solder.
Cleaning: Tape sealed versions withstand
cleaning processes.
Materials
Base: UL94V-0 PBT Thermoplastic.
Color: Black
Cover: UL94V-0 PBT Thermoplastic.
Color: Red
Actuators: UL94V-0 PBT Thermoplastic.
Color: White
Contact: Phosphor bronze with gold plating
over nickel.
Tape Seal: Polyester film.
Base and Cover sealed with epoxy.
CIRCUITRY
Unless otherwise specified, tolerances are ±0.008 (0,20)
Series 78C DIMENSIONS In inches (and millimeters)
Series
Number of Positions: See Table, Page B-19
78C08SRA
Right Angle
S= Top Tape Sealed, Blank=Unsealed
ORDERING INFORMATION
(2, 3, 4, 5, 6, 7, 8, 9, 10, 12, POS AVAIL)
.038
±.002
(0,97
±0,05)
.100
±.004
(2,54
±0,10)
.100
±.004
(2,54
±0,10)
.059
(1,50)
.055
(1,40)
.039
(1,0)
.272 MAX
(6,90)
.063
(1,60)
.006
±.002
(0,15
±0,05)
.100
±.024
(2,54
±0,60)
.244
±.024
(6,20
±0,60)
ON
GH
12 3 4 5 6 7 8
.137
(3,50)
.389
(9,90)
.023
(0,60)
.114 MIN
(2,90)
.100
(2,54)
TYP.
LENGTH
SEE TABLE
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