WMSIC Electronic Components

Mini-Circuits HFCN-650+

ModelHFCN-650+
PackageSMD-4P,3.2x1.6mm
BrandMini-Circuits
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Mini-Circuits HFCN-650+
Type
MINI-CIRCUITS
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MINI-CIRCUITS
Electronic Component
HFCN-650+
Electronic Component
1
Package
SMD-4P,3.2x1.6mm
Electronic Component
RFFilter
Electronic Component
40dB;20dB
Electronic Component
0.103g
Electronic Component
50Ω
Electronic Component
1
Electronic Component
BM0265570977
Operating Temperature
55℃~+100℃
Frequency
650MHz
Electronic Component
2dB
Filter Type
Electronic Component
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

HFCN-650+ 产品概述

一、产品简介

HFCN-650+ 为 Mini-Circuits 推出的一款高通滤波器,设计用于对低频成分进行抑制并保持高频信号的完整性。该器件为表面贴装(SURF MT)封装,易于在紧凑的射频电路板上集成,适用于需要可靠射频滤波与信号调节的应用场景。产品符合 RoHS 要求,便于工业与商业化量产使用。

二、主要电气参数

  • 滤波器类型:高通(High-pass)
  • 截止频率(-3dB 点):650 MHz
  • 标称阻抗:50 Ω
  • 插入损耗:≈2 dB(通带内典型值)
  • 工作温度范围:-55 ℃ 至 +100 ℃

以上参数表明 HFCN-650+ 在 650 MHz 以上频段具有低损耗的传输特性,并与 50 Ω 标准射频系统匹配。

三、性能特点

  • 低插入损耗:通带内典型插入损耗约 2 dB,可最大限度降低信号功率损失,利于前端链路的灵敏度保持。
  • 明确截止特性:650 MHz 的截止点能有效衰减低于该频率的干扰与直流分量,改善后端放大器与调制器的工作环境。
  • 稳定的温度特性:-55 ℃ 到 +100 ℃ 的工作温度范围保证器件在严苛环境下仍能保持性能稳定。
  • 表面贴装封装:便于自动化贴片与高密度布局,适合生产化与小型化射频模块设计。
  • RoHS 合规与品牌可靠性:Mini-Circuits 历史悠久,制造工艺成熟,适合可靠性要求较高的商用与工业应用。

四、典型应用场景

  • 无线通信前端:用于基站、收发端前置滤波,去除低频噪声并保护后级器件。
  • 广播与电视系统:在 RF 传输链路中抑制不需要的低频成分,保证频道间隔与信号质量。
  • 测试与测量设备:用于射频测量台与信号发生器的频谱整形与抗干扰。
  • 专业无线设备:如无线对讲、公共安全系统等需在 UHF / 650 MHz 近邻频段工作的设备中使用。
  • 有源天线与低噪放大器前端:阻止低频信号进入低噪放大器,减少饱和与互调。

五、使用与安装建议

  • 阻抗匹配:器件设计为 50 Ω 系统,建议在 50 Ω 的传输线与连接器上直接使用,以获得最佳回波损耗与最小反射。
  • 布局注意:尽量将滤波器靠近射频输入端放置,减少走线引入的不必要寄生电感与电容。良好接地和紧凑走线能提升滤波器的实际性能。
  • 直流通路:确认系统是否需要通过滤波器传输直流电流;若需直流通路,应在系统设计阶段核实该型号对直流的特性。
  • 热管理:在高功率或高温环境下,考虑器件散热与周边热源的影响,确保工作温度维持在规格范围内。

六、环境与合规性

HFCN-650+ 满足 RoHS 环保指令,材料与制造过程符合无铅与有害物质限制要求。宽温范围(-55 ℃ 至 +100 ℃)使其适用于车规外的更广泛工业与军工类环境(具体认证请参考厂方资料)。

七、优势小结

HFCN-650+ 以其明确的 650 MHz 截止特性、低插入损耗(约 2 dB)、50 Ω 匹配以及表面贴装形式,成为射频前端与信号调节场合的实用选择。对于需要在 650 MHz 及以上频段保持高信号完整性并抑制低频干扰的系统,HFCN-650+ 提供了兼顾性能与可生产性的平衡方案。若需更详细的 S 参数、功率承受能力或封装尺寸,请参考 Mini-Circuits 官方数据手册以完成最终设计验证。

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