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參數(shù)資料
| 型號(hào)： | BF245B_NL |
| 元件分類： | 開關(guān) |
| 英文描述： | TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED |
| 文件頁(yè)數(shù)： | 2/7頁(yè) |
| 文件大小： | 525K |
| 代理商： | BF245B_NL |
APEM
www.apem.com
A-79
12000X778 series
High performance toggle switches - threaded bushing 11,9 (15/32)
Specifications
A
MATERIALS
Case : diallylphthalate (DAP)
with plastic external shell
(epoxy sealed)
Actuator : brass, black chrome
plated
Bushing : brass, black chrome
plated
Contacts : solid rivet -
gold plated silver/nickel alloy
ELECTRICAL SPECIFICATIONS
Max. current/voltage rating with resistive load : 2A 250VAC - 4A 125VAC - 4A 28VDC
Minimum load : 10mA 50mV, 10A 5VDC
When used above 300mA 28VDC, the gold plating is removed on contact areas and is considered only as a protection
against oxidation during storage.
Initial contact resistance : 10 m max.
Insulation resistance : 1.000 M min. at 500VDC
Dielectric strength :
1.000 Vrms 50 Hz min. between terminals
2.000 Vrms 50 Hz min. between poles
2.000 Vrms 50 Hz min. between terminals and frame
Contact bounce : 2 ms max.
Electrical life :
- At 2A 250VAC - 4A 28VDC :
20.000 cycles (10.000 for functions 5, 4-1R, 4-2R)
- At low level (50mV 10mA) :
150.000 cycles (switches with 2 maintained positions)
100.000 cycles (switches with 3 maintained positions)
50.000 cycles (momentary functions 7, 8, 4-1R, 4-2R, 5)
GENERAL SPECIFICATIONS
Torque : 1,50 Nm (1.10 Ft.lb) max. applied to nut
Panel thickness : 8 mm (.314) max. - 3 mm (.118) min.
Shock test : 50g - 11ms (IEC 68-2-27)
Vibrations : 10-500 Hz - 10g (IEC68-2-6)
Operating temperature : -40°C to +85°C
Humidity test : 56 days, 93 % R.H., 40°C (IEC 68-2-3)
Salt spray test : 96 hours (IEC 68-2-11)
APPROVALS
Many models within this range have full CECC approval and are marked
CECC. Please consult factory for list of approved models.
SEALING
Front panel sealing by two O-rings
Flatted bush for precise orientation
Panel seal withstands 1 bar pressure and
remains sealed even when the switch is operated.
Epoxy sealed terminals
Splash-proof case
Flat
O-rings
Amps
4 A
2 A
10A
5 VDC
28 VDC
125 VAC
250 VAC
Volts
50 mV
10mA
48 VDC
1 A
1
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| BF245C | 功能描述:JFET N-Channel Transistor RoHS:否 制造商:ON Semiconductor 晶體管極性:N-Channel 漏極電流（Vgs=0 時(shí)的 Idss）:50 mA 漏源電壓 VDS:15 V 閘/源擊穿電壓: 漏極連續(xù)電流:50 mA 配置: 安裝風(fēng)格: 封裝 / 箱體:SC-59 封裝:Reel |
| BF245C,112 | 功能描述:射頻JFET晶體管 BULK FET-RFSS RoHS:否 制造商:NXP Semiconductors 配置:Single 晶體管極性:N-Channel 正向跨導(dǎo) gFS（最大值/最小值）: 電阻汲極/源極 RDS（導(dǎo)通）: 漏源電壓 VDS:40 V 閘/源截止電壓:5 V 閘/源擊穿電壓:40 V 最大漏極/柵極電壓:40 V 漏極電流（Vgs=0 時(shí)的 Idss）:25 mA to 75 mA 漏極連續(xù)電流: 功率耗散:250 mW 最大工作溫度:+ 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23 封裝:Reel |
| BF245C | 制造商:Fairchild Semiconductor Corporation 功能描述:TRANSISTOR JFET N TO-92 |
| BF245C_D26Z | 功能描述:JFET N-Channel Transistor RoHS:否 制造商:ON Semiconductor 晶體管極性:N-Channel 漏極電流（Vgs=0 時(shí)的 Idss）:50 mA 漏源電壓 VDS:15 V 閘/源擊穿電壓: 漏極連續(xù)電流:50 mA 配置: 安裝風(fēng)格: 封裝 / 箱體:SC-59 封裝:Reel |
| BF245C_D27Z | 功能描述:JFET N-Channel Transistor RoHS:否 制造商:ON Semiconductor 晶體管極性:N-Channel 漏極電流（Vgs=0 時(shí)的 Idss）:50 mA 漏源電壓 VDS:15 V 閘/源擊穿電壓: 漏極連續(xù)電流:50 mA 配置: 安裝風(fēng)格: 封裝 / 箱體:SC-59 封裝:Reel |
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