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Bourns, Inc.
EMI滤波器和抑制元件

Bourns, Inc.- EMI滤波器和抑制元件

Bourns, Inc. 是一家全球领先的电子元件制造商，由 Marlan 和 Rosemary Bourns 于 1947 年创立，总部位于美国加利福尼亚州河滨市。公司专注于设计、制造各类被动元件、电路保护器件和传感器，服务于汽车、工业、通信、消费电子和医疗等行业。产品组合包括微调电位器、精密电位器、直线运动电位器和旋转刻度盘，广泛应用于工业和消费类设备。在电路保护领域，Bourns 提供晶闸管浪涌保护器、气体放电管、可恢复保险丝、电信保险丝及 ESD 保护器件等。电感元件产品线涵盖变压器、线圈和扼流圈，用于电源管理和信号处理。电阻类产品包括片式电阻、片式电阻阵列及特殊电阻，如电流检测电阻和大功率电阻。此外，公司还生产开关、编码器、面板控制、模块化接触件及网络接口设备，支持电信基础设施。近年新增产品线有微电子模块、功率半导体和定制化集成无源解决方案。Bourns 在电位器和电路保护领域拥有深厚的技术积累和市场份额，是全球被动元件市场的重要参与者。凭借全球化的制造基地和销售网络，Bourns 以高可靠性产品著称，尤其在汽车和工业应用中占据稳固地位。

EMI滤波器和抑制元件 - 型号列表

共 58 个型号

制造商零件编号	库存	价格	工作温度	阻抗	标准包装数量	RoHS	深度	高度	端接方式	安装类型	总长度	类型	欧盟RoHS	最小输入电压	其他名称	ESD保护	滤波器阶数	衰减值	通道数量	通道电阻（欧姆）	包装方式	封装形式	尺寸/外形	值	技术	应用	产品类别	工厂包装数量	电容	额定电压	典型衰减	宽度	产品	电流	频率范围	最大额定电流	端接样式	电路类型	射频系列/标准	海关税号	重量	SVHC	抗辐射加固	材料阻燃等级	电压	容差	电阻	滤波器类型	每元件功率	元件数量	电阻公差	长度	连接器类型	安装样式	系列	产品子类型	结工作温度
4118R-601-101/201L Electromechanical Filter 100Ohm EMI Filter RC-Circuit 25VAC/25VDC PC Pins Thru-Hole RC NETWORK 10 OHM 200PF 20-DIP bourns	10	2000: ¥8.1151	10 to 85 °C	100 Ohm	Rail / Tube	Contains lead / RoHS non-compliant	8.64	4.57	PC Pins	Through Hole	24.51	RC-Circuit	Compliant	25VAC\|25VDC	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4420P-601-270/500 Electromechanical Filter 27Ohm EMI Filter 25VAC/25VDC Gull Wing SMD RES NET MULT OHM SIP bourns	10	1500: ¥8.4748	10 to 85 °C	27 Ohm	Tape & Reel	Lead free / RoHS Compliant	10.34	2.78	Gull Wing	Surface Mount	12.95	RC-Circuit	Not Compliant	25VAC\|25VDC	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 4420P-601-250/500L Electromechanical Filter 25Ohm EMI Filter RC-Circuit 25VAC/25VDC Gull Wing SMD RC NETWORK 25 OHM 50PF SMD bourns	1234	1: ¥20.944	10 to 85 °C	25 Ohm	Tape & Reel	Lead free / RoHS Compliant	10.34	0.114" (2.90mm)	Gull Wing	Surface Mount	12.95	RC-Circuit	Compliant	25VAC\|25VDC	4420P-601-250/500LCT	No	1st	3dB @ 84MHz	8	25	Tape & Reel (TR)	20-SOIC (0.295", 7.50mm Width)	0.510" L x 0.295" W (12.95mm x 7.50mm)	R = 25 Ohms, C = 50pF	RC (T-Type)	General Purpose	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 EMI271T-RC EMI Filter 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack EMI Filter T-Circuit 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack FILTER EMI 270PF 200-300MHZ 5A EMI Network Filter 270pF 20% 50VOLT 5AMP bourns / j.w. miller	1500	1: ¥2.7037	-25 °C	-	Tape & Reel	Lead free / RoHS Compliant	3.2	0.315" (8.00mm)	PC Pins	Through Hole	9	EMI T Network Filter	Compliant	50 Vdc	M9940CT	No	3rd	25dB @ 200MHz ~ 300MHz	1	0.05	Ammo Pack	Radial - 3 Leads	0.354" L x 0.126" W (9.00mm x 3.20mm)	C = 270pF	LC (T-Type)	General Purpose	EMI Network Filter	2000	270 pF	50 VDC	25 dB	3.2 mm	EMI Network Filters	5A	200 MHz to 300 MHz	5 A	Radial	LC (T) Filter	EMI T	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4120R-601-470/101L Electromechanical Filter 47Ohm EMI Filter RC-Circuit 25VAC/25VDC PC Pins Thru-Hole RC NETWORK 4.7 OHM 50PF 20-DIP bourns	10	2000: ¥8.449	10 to 85 °C	47 Ohm	Rail / Tube	Contains lead / RoHS non-compliant	8.64	4.57	PC Pins	Through Hole	27.05	RC-Circuit	Compliant	25VAC\|25VDC	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 EMI103T-RC EMI Filter 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack EMI Filter T-Circuit 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack FILTER EMI 10000PF 15-200MHZ 5A EMI Network Filter 10KpF 20% 50VOLT 5AMP EMI,NETWORKFILTER;10,000-20%,+80%@1KHZ;15-200MHZ25DBATTEN bourns / j.w. miller	2770	1: ¥2.7037	-25 °C	-	Tape & Reel	Lead free / RoHS Compliant	3.2	0.315" (8.00mm)	PC Pins	Through Hole	9	EMI T Network Filter	Compliant	50 Vdc	M9935CT	No	3rd	25dB @ 15MHz ~ 200MHz	1	0.05	Ammo Pack	Radial - 3 Leads	0.354" L x 0.126" W (9.00mm x 3.20mm)	C = 0.01µF	LC (T-Type)	General Purpose	EMI Network Filter	2000	0.01 uF	50 VDC	25 dB	3.2 mm	EMI Network Filters	5A	15 MHz to 200 MHz	5 A	Radial	LC (T) Filter	EMI T	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 EMI220T-RC EMI Filter 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack EMI Filter T-Circuit 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack FILTER EMI 22PF 800MHZ 5A 50VDC EMI Network Filter 22pF 20% 50VOLT 5AMP bourns / j.w. miller	400	1: ¥2.7037	-25 °C	-	Tape & Reel	Lead free / RoHS Compliant	3.2	0.315" (8.00mm)	PC Pins	Through Hole	9	EMI T Network Filter	Compliant	50 Vdc	M9936CT	No	3rd	25dB @ 800MHz ~ 1GHz	1	0.05	Ammo Pack	Radial - 3 Leads	0.354" L x 0.126" W (9.00mm x 3.20mm)	C = 22pF	LC (T-Type)	General Purpose	EMI Network Filter	2000	22 pF	50 VDC	25 dB	3.2 mm	EMI Network Filters	5A	800 MHz to 1 GHz	5 A	Radial	LC (T) Filter	EMI T	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 EMI221T-RC EMI Filter 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack EMI Filter T-Circuit 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack FILTER EMI 220PF 200-350MHZ 5A EMI Network Filter 220pF 20% 50VOLT 5AMP bourns / j.w. miller	1450	1: ¥2.7037	-25 °C	-	Tape & Reel	Lead free / RoHS Compliant	3.2	0.315" (8.00mm)	PC Pins	Through Hole	9	EMI T Network Filter	Compliant	50 Vdc	M9939CT	No	3rd	25dB @ 200MHz ~ 350MHz	1	0.05	Ammo Pack	Radial - 3 Leads	0.354" L x 0.126" W (9.00mm x 3.20mm)	C = 220pF	LC (T-Type)	General Purpose	EMI Network Filter	2000	220 pF	50 VDC	25 dB	3.2 mm	EMI Network Filters	5A	200 MHz to 350 MHz	5 A	Radial	LC (T) Filter	EMI T	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
6 EMI222T-RC EMI Filter 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack FILTER EMI 2200PF 45-200MHZ 5A EMI Network Filter 2.2KpF 20% 50VOLT 5AMP EMI Filter T-Circuit 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack FILTER ((NW)) EMIFilter,Network,2200CP(pF)@1Khz,20% bourns / j.w. miller	9558	1: ¥2.7037	-25 °C	-	Tape & Reel	Lead free / RoHS Compliant	3.2	0.315" (8.00mm)	PC Pins	Through Hole	9	EMI T Network Filter	Compliant	50 Vdc	M9942CT	No	3rd	25dB @ 45MHz ~ 200MHz	1	0.05	Ammo Pack	Radial - 3 Leads	0.354" L x 0.126" W (9.00mm x 3.20mm)	C = 2200pF	LC (T-Type)	General Purpose	EMI Network Filter	2000	2200 pF	50 VDC	25 dB	3.2 mm	EMI Network Filters	5A	45 MHz to 200 MHz	5 A	Radial	LC (T) Filter	EMI T	85339000	0.000001	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 EMI470T-RC EMI Filter 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack EMI Filter T-Circuit 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack FILTER EMI 47PF 550-700MHZ 5A EMI Network Filter 47pF 20% 50VOLT 5AMP bourns / j.w. miller	3555	1: ¥2.7037	-25 °C	-	Tape & Reel	Lead free / RoHS Compliant	3.2	0.315" (8.00mm)	PC Pins	Through Hole	9	EMI T Network Filter	Compliant	50 Vdc	M9938CT	No	3rd	25dB @ 550MHz ~ 700MHz	1	0.05	Ammo Pack	Radial - 3 Leads	0.354" L x 0.126" W (9.00mm x 3.20mm)	C = 47pF	LC (T-Type)	General Purpose	EMI Network Filter	2000	47 pF	50 VDC	25 dB	3.2 mm	EMI Network Filters	5A	550 MHz to 700 MHz	5 A	Radial	LC (T) Filter	EMI T	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 EMI471T-RC EMI Filter 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack EMI Filter T-Circuit 25dB 5A 50VDC PC Pins Thru-Hole Ammo Pack FILTER EMI 470PF 120-300MHZ 5A EMI Network Filter 470pF 20% 50VOLT 5AMP bourns / j.w. miller	1435	1: ¥2.7037	-25 °C	-	Tape & Reel	Lead free / RoHS Compliant	3.2	0.315" (8.00mm)	PC Pins	Through Hole	9	EMI T Network Filter	Compliant	50 Vdc	M9937CT	No	3rd	25dB @ 120MHz ~ 300MHz	1	0.05	Ammo Pack	Radial - 3 Leads	0.354" L x 0.126" W (9.00mm x 3.20mm)	C = 470pF	LC (T-Type)	General Purpose	EMI Network Filter	2000	470 pF	50 VDC	25 dB	3.2 mm	EMI Network Filters	5A	120 MHz to 300 MHz	5 A	Radial	LC (T) Filter	EMI T	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
4 4120R-601-250/201L Electromechanical Filter 25Ohm RC NETWORK 25 OHM 200PF 20-DIP Bourns 200pF 25Ω 25V RC Network Capacitor 8-Way Through Hole Resistor Networks & Arrays 20 PIN 200ohms EMI Filter RC-Circuit 25VAC/25VDC PC Pins Thru-Hole FILTER, T NETWORK, 200PF, 25R FILTERNETWORK200PF25R Bourns 601 系列 200pF 25Ω 25 V 8路 RC 电容器, 通孔 bourns	843	1: ¥20.944	10 to 85 °C	25 Ohm	Rail / Tube	Lead free / RoHS Compliant	6.71mm	0.331" (8.40mm)	PC Pins	Through Hole	27.05 mm	Low Pass	-	-	4120R601250201L	No	1st	3dB @ 21MHz	8	25	Tube	20-DIP (0.300", 7.62mm)	1.065" L x 0.264" W (27.05mm x 6.71mm)	R = 25 Ohms, C = 200pF	RC (T-Type)	General Purpose	Resistor Networks & Arrays	20	200pF	:25V	:4dB	:7.87mm	-	-	-	-	-	-	-	85363010	0.001	:No SVHC (20-Jun-2013)	No	:UL94V-0	25 V	±30%	25Ω	:-	2.8 W	8	±10%	27.05mm	:-	Through Hole	4100R	Networks	85C
BNSSRF0905500Y Electromechanical Filter 1500Ohm 50uH 0.8A bourns	-		-40 to 105 °C	1500 Ohm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
BNSSRF1006501Y Electromechanical Filter Line Filter 800Ohm 500uH 0.84A bourns	-		-40 to 105 °C	800 Ohm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
BNSSRF1306350Y Electromechanical Filter Line Filter 400Ohm 35uH 2.7A bourns	-		-40 to 105 °C	400 Ohm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
BNS4120R601250101L Electromechanical Filter 25Ohm bourns	-		10 to 85 °C	25 Ohm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
BNSSRF0504302Y Electromechanical Filter 1000Ohm 5uH 0.5A bourns	-		-40 to 125 °C	3000 Ohm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
BNSSRF0602100Y Electromechanical Filter Line Filter 600Ohm 10uH 300mA bourns	-		-40 to 105 °C	600 Ohm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
BNSSRF0905102Y Electromechanical Filter 1500Ohm 1000uH 0.8A bourns	-		-40 to 105 °C	1500 Ohm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
BNSSRF0905251Y Electromechanical Filter 600Ohm 250uH 1.2A bourns	-		-40 to 105 °C	600 Ohm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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Bourns, Inc.- EMI滤波器和抑制元件

EMI滤波器和抑制元件 - 型号列表

阻抗

其他名称

衰减值

值

电容

频率范围

高度

总长度

深度

工作温度

类型

包装方式

封装形式

尺寸/外形

标准包装数量

RoHS

欧盟RoHS

最小输入电压

端接方式

安装类型

滤波器阶数

通道数量

通道电阻（欧姆）

技术

产品类别

工厂包装数量

额定电压

典型衰减

宽度

海关税号

重量