Power line chokes
Current-compensated ring core double chokes
Rated voltage 250 V AC
Rated current 0.3 ... 6 A
Rated inductance 0.2 ... 47 mH
Construction
B82721A/J/K
Current-compensated ring core double choke
Ferrite core wih epoxy coating (UL 94 V-0)
Polycarbonate case (UL 94 V-0)
Polyurethane potting (UL 94 V-0)
Sector winding
B82721A
Features
High resonance frequency due to special winding technique
Approx. 1% stray inductance for symmetrical interference suppression
Suitable for wave soldering
Design complies with EN 60938-2 (VDE 0565-2) and UL 1283
UL 1) and /or ENEC (VDE) approvals
RoHS-compatible
B82721J
Applications
Suppression of common-mode interferences
Switch-mode power applications
Electronic ballasts in lamps
Power inverters
Terminals
Base material CuNi18Zn20
Layer composition Ni, Sn
Hot-dipped
Pins 0.7 ? 0.7 (mm)
Lead spacing 10 ? 5 (mm) or 10 ? 15 (mm)
B82721K
Marking
■ Manufacturer, approval signs and/or VDE standard number,
ordering code, graphic symbol, rated current, rated voltage,
rated inductance, date of manufacture (YYWWD.internal ID code)
Delivery mode
■ Blister tray in cardboard box
1) UL approval with 300 V AC
Please read Cautions and warnings and
Important notes at the end of this document.
2
07/12
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相关代理商/技术参数
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B82721K2501N22 功能描述:固定电感器 27mH 0.5A 1.1ohms RoHS:否 制造商:AVX 电感:10 uH 容差:20 % 最大直流电流:1 A 最大直流电阻:0.075 Ohms 工作温度范围:- 40 C to + 85 C 自谐振频率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接类型:SMD/SMT 封装 / 箱体:6.6 mm x 4.45 mm
B82721K2501U030 功能描述:RING CORE CHOKE 2X39MH 0.5A +70C 制造商:epcos (tdk) 系列:B82721 零件状态:在售 滤波器类型:电源线 线路数:2 电感 @ 频率:370μH @ 10kHz 额定电流(最大):500mA 直流电阻(DCR)(最大):1.38 欧姆 额定电压 - DC:- 额定电压 - AC:250V 工作温度:-40°C ~ 125°C 等级:- 认可:ENEC, UR, VDE 特性:- 安装类型:通孔 大小/尺寸:0.717" 长 x 0.520" 宽(18.20mm x 13.20mm) 高度(最大值):0.803"(20.40mm) 封装/外壳:垂直式,4 PC 引脚 标准包装:720
B82721K2501U031 功能描述:RING CORE CHOKE 2X27MH 0.5A +70C 制造商:epcos (tdk) 系列:B82721 零件状态:在售 滤波器类型:电源线 线路数:2 电感 @ 频率:280μH @ 10kHz 额定电流(最大):500mA 直流电阻(DCR)(最大):1.14 欧姆 额定电压 - DC:- 额定电压 - AC:250V 工作温度:-40°C ~ 125°C 等级:- 认可:ENEC, UR, VDE 特性:- 安装类型:通孔 大小/尺寸:0.717" 长 x 0.520" 宽(18.20mm x 13.20mm) 高度(最大值):0.803"(20.40mm) 封装/外壳:垂直式,4 PC 引脚 标准包装:720
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B82721K2601N20 制造商:TDK Epcos 功能描述:
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