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  • 发布日期:18-03-13 10:48
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拨dong开关分wei:小电流拨dong开关(shangtu),和大电流拨dong开关(xiatu)

小电流拨dong开关常用在电子wan具,shu码通讯。大电流一般用在电器,ji衐ang取Ⅻ/div>
拨dong开关主yao广泛用于:ge种仪器/仪表she备,ge种电dongwan具,传真ji,音响she备,医liaoshe备,美容she备,等qi它电子领yu!
小电流拨dong开关
小电流拨dong开关
大电流拨dong开关
大电流拨dong开关
 
jian单的说,拨dong开关就shi通guo拨dongqizhi行ji构(开关柄),来接通或断开电路。它具有滑块dong作灵活、性能wen定ke靠等te点,广泛应用于电器、ji械、通讯、shu字影音、lou宇自dong化、电子中。xia面来具体介绍一xia:
 
1.大电流密封型拨dong开关
它的额定电流高至5A,且采用环氧树脂密封,故wei大电流密封型拨dong开关。它的端子形式有duo种,触点cai质有du银、金两种,开关功能duo样。suo以,对此细分种类较duo。广泛应用于电器、ji械中。ru1000xilie中1203A1CQEB(单极三wei)型号,具体canshu及尺cunruxia:
SPECIFICATIONS
Switch Function
SPDT
Electrical Ratings
5A @ 120VAC, 28VDC
Electrical Life
30,000 cycles typical
Contact Resistance
< 10 mΩmax initial @ 2-4VDC, 100mA
Dielectric Strength
1500Vrms min
Insulation Resistance
> 100MΩ min
Operating Temperature
-40°C to 85°C
Storage Temperature
-40°C to 85°C

2.单侧弹回式表面贴装型拨dong开关
zhi行ji构的操作在侧面,且yin脚wei贴片式,故wei单侧弹回式表面贴装型拨dong开关。广泛应用于通讯、shu字影音中。ruMS1257型号,具体canshu及尺cunruxia:
SPECIFICATIONS
Switch Function
SPDT
Electrical Ratings
300mA @ 6VDC
Electrical Life
10,000 cycles typical
Contact Resistance
< 50 mΩinitial
Dielectric Strength
1000Vrms min
Insulation Resistance
> 100MΩ min
Operating Temperature
-40°C to 85°C
Storage Temperature
-40°C to 85°C

3.4P3T直插式拨dong开关
触点形式wei4P3T,yin脚wei直插式。故wei4P3T直插式拨dong开关。4P3Tjue定liao它有8对yin脚,同shi,huai有两对zhi架,起zhi撑、gu定、接di的作用。广泛应用于lou宇自dong化、电子中。ruMS4319L5.5型号,具体canshu及尺cunruxia:
SPECIFICATIONS
Switch Function
4P3T
Electrical Ratings
200mA @ 30VDC
Electrical Life
10,000 cycles typical
Contact Resistance
< 50 mΩinitial
Actuation Force
250 +/- 100gF
Dielectric Strength
1000Vrms min
Insulation Resistance
> 100MΩ min
Operating Temperature
-40°C to 85°C
Storage Temperature
-40°C to 85°C

4.长zhi行ji构ding拨型拨dong开关
zhi行ji构12mm,且wei于开关ding端,故wei长zhi行ji构ding拨型拨dong开关。广泛应用于shu字影音、ge种仪器/仪表she备中。ruMS2201L12型号,具体canshu及尺cunruxia:
SPECIFICATIONS
Switch Function
DPDT
Electrical Ratings
200mA @ 30VDC
Electrical Life
10,000 cycles typical
Contact Resistance
< 50 mΩinitial
Actuation Force
200 +/- 100gF
Actuator Travel
4.0 mm total
Dielectric Strength
1000Vrms min
Insulation Resistance
> 100MΩ min
Operating Temperature
-40°C to 85°C
Storage Temperature
-40°C to 85°C
以shang分类基于RIVERSUN (HONG KONG) LTD
  • shang襤uang裹a href="/hydt/387.html">拨dong开关ji械规格
  • xia襤uang裹a href="/hydt/397.html">使用拨dong开关的注意shi项

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