參數(shù)資料
型號： 7814J-1-023E
英文描述： DREHSCHALTER SMD 4MM 5ST
中文描述： DREHSCHALTER貼片毫米5ST
文件頁數(shù)： 9/37頁
文件大?。?/td> 1915K
代理商： 7814J-1-023E
7744 SMD 4mm Square Sealed Coded Switch
Specifications are subject to change without notice.
347
Electrical Characteristics
Contact Rating
Maximum Current............100mA max.
Maximum Voltage..........................24V
Contact Resistance
..............................100 milliohms max.
Insulation Resistance.....1000 megohms
Dielectric Strength....................250 volts
General Characteristics
Switch Type ..................................Binary
Operating Temperature Range
..................................-55°C to +125°C
Storage Temperature Range
..................................-55°C to +125°C
Seal Test........................85°C Fluorinert*
Mechanical Characteristics
Positions ......................................8 or 10
Adjustment Detent Torque
....................................... 0.1-2.5 N-cm
Environmental Characteristics
Shock .............................................100G
...................0.1 ms. max. discontinuity
Vibration ...........................................20G
...................0.1 ms. max. discontinuity
Thermal Shock (5 cycles)
..................................-55°C to +125°C
Contact Resistance
.............................100 milliohms max.
Humidity
Insulation Resistance
................................10 megohms min.
Contact Resistance
..............................100 milliohms max.
Actuation Life
8 Position............................500 cycles
10 Position..........................200 cycles
Contact Resistance
..............................100 milliohms max.
Maximum Soldering Heat ............245°C,
5 seconds
Standard Packaging
Tube .........................................50 pcs.
Tape & Reel............................500 pcs.
7744J-10
8
4
RECOMMENDED PCB LAYOUT
7744J-8
4
TYP
TYP
2
1
4
RECOMMENDED PCB LAYOUT
1
2
C
N/C
C
N/C
7744G-8
4
2
1
4
2.70
RECOMMENDED PCB LAYOUT
1
2
C
N/C
C
N/C
7744G-10
4
8
TYP
5
°
MAX TYP.
0.20
(.008)
4
8
4.80
(.189)
TYP
0.20
(.008)
0.05
±
0.05
(.002
±
.002)
2.55
(.100)
2.54
(.10)
TYP
2.54
(.10)
1.27
(.050)
1.27
(.050)
0.41
(.016)
2.00
(.079)
1.00
(.039)
TYP
1.50
(.059)
TYP
0.71
(.028)
4.00
(.157)
5.00
(.197)
4.80
(.189)
4.50
(.177)
4.50
(.177)
5.00
(.197)
2.55
(.100)
2.54
(.10)
2.54
(.10)
1.27
(.050)
1.27
(.050)
TYP
0.41
(.016)
0.05
±
0.05
(.002
±
.002)
TYP
TYP
1.31
(.051)
TYP
0.71
(.028)
5.40
(.216)
1
2
C
4.80
(.189)
4.80
(.189)
4.50
(.177)
TYP
0.20
(.008)
0.05
±
0.05
(.002
.002)
2.55
(.100)
TYP
2.54
(.10)
1.27
(.050)
2.00
(.079)
TYP
1.50
(.059)
TYP
0.71
(.028)
4.00
(.157)
TYP
TYP
2
1
C
2.54
(.10)
1.27
(.050)
0.41
(.016)
1.00
(.039)
4
8
1
2
C
5.00
(.197)
4.50
(.177)
5.00
(.197)
5
°
MAX TYP.
0.20
(.008)
2.55
(.100)
0.05
±
0.05
(.002
±
.002)
TYP
2
1
C
2.54
(.10)
1.27
(.050)
TYP
0.41
(.016)
2.70
RECOMMENDED PCB LAYOUT
2.54
(.10)
1.27
(.050)
TYP
1.31
(.051)
TYP
0.71
(.028)
5.40
(.216)
2.55
(.100)
TYP
2.55
(.100)
6.20
(.244)
6.20
(.244)
How to Order
7744 J - 1 - 8 E
Model
Terminal
Switch Type
1 = Std. (Binary)
Number of Positions
8 = 8 Positions
10 = 10 Positions
Embossed Tape Option
(Omit letter for tube)
Features
I
8 or 10 position coded switch
I
Miniature industrial switch multi-position
I
Vertical adjust
I
Rugged surface mount design
I
Rugged lead frame construction
Applications
I
Board address
I
Instrumentation
I
Test equipment
Product Dimensions
TOLERANCES:
±
.2 EXCEPT WHERE NOTED.
MM
(IN)
DIMENSIONS:
"OFF" POSITION IS COMMON.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
7814J-1-051 制造商:BOURNS 制造商全稱:Bourns Electronic Solutions 功能描述:BOURNS OFFERS OVER 35 ASSORTED KITS
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