WMSIC Electronic Components

Mini-Circuits KAT-1+

ModelKAT-1+
PackageTDFN-6-EP
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 24+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
Mini-Circuits KAT-1+
Type
MINI-CIRCUITS
Unit
Electronic Component
Minimum package
2000 圆盘

Technical parameters

Power
2W
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
MINI-CIRCUITS
Electronic Component
KAT-1+
Electronic Component
1
Package
TDFN-6-EP
Electronic Component
RF Attenuator
Electronic Component
0.018g
Electronic Component
50Ω
Electronic Component
1dB
Electronic Component
1
Features
Electronic Component
Electronic Component
BM0232037594
Frequency
0Hz~43.5GHz
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.

KAT-1+ 产品概述

一、产品简介

KAT-1+ 是 Mini-Circuits 提供的一款宽带 MMIC 固定衰减器,额定衰减值为 1 dB,适配标准 50 Ω 系统,工作频率覆盖从直流 (0 Hz) 到 43.5 GHz 的超宽带范围。器件采用 TDFN-6-EP 小封装,集成静电保护特性,面向需要极低衰减、宽频带一致性和易于表面贴装集成的射频/微波系统。

二、主要参数

  • 频率范围:0 Hz ~ 43.5 GHz(含直流通带)
  • 标称衰减:1 dB(固定)
  • 阻抗:50 Ω 系统
  • 功率处理:2 W(连续波,典型额定值,实际应参照应用条件)
  • 特殊功能:静电(ESD)保护
  • 封装:TDFN-6-EP(带露铜底座,便于散热与焊接)
  • 品牌:Mini-Circuits

三、特点与优势

  • 宽带覆盖:从 DC 到 43.5 GHz 的频率响应,适配多种射频/微波设备与测量链路,减少器件切换与系统复杂度。
  • 低衰减值:1 dB 的轻微衰减,适用于需要微调增益或防止过载但又不希望显著降低信号幅度的场景。
  • 小型封装:TDFN-6-EP 提供紧凑尺寸和良好散热路径,适合高密度 PCB 布局。
  • 可靠性设计:内置静电保护,提升在制造与现场使用过程中的抗扰度,降低因静电引发损坏的风险。
  • 易集成:标准 50 Ω 匹配,便于与放大器、混频器、探头和测量系统直接连接。

四、典型应用场景

  • 射频前端与链路级别微调:用于发射/接收通路中作线性衰减或防限幅保护。
  • 测试与测量:作为测试夹具中对增益/功率的精细控制或校准件。
  • 频谱监测与电子战系统:在宽频带环境下保持稳定特性以满足快速切换频段需求。
  • 元件保护:在高增益放大器输入端或敏感测量设备前提供轻度衰减以防止过载。

五、封装与机械注意事项

TDFN-6-EP 为表面贴装封装,器件底部露铜(EP)有助于热量传导。建议在 PCB 设计时:

  • 遵循厂商推荐的焊盘尺寸和过孔布局以确保良好焊接与热性能。
  • 在露铜区下方添加与 PCB 过孔通连的热通道(若热量管理要求高),以利于散热。
  • 考虑机械应力最小化与走线靠近端口保持 50 Ω 连续性。

六、安装与使用建议

  • 焊接工艺:采用无铅回流焊工艺,遵循制造商给出的回流温度曲线与预热/冷却规范,避免过热造成元件损伤。
  • 功率与热管理:2 W 为额定连续波输入功率,实际系统中应考虑驻波(VSWR)、环境温度与散热条件对功率处理能力的影响;必要时通过散热垫或铜箔增加散热路径。
  • 测试验证:在关键应用中建议进行带载下的频率响应、回波损耗与相位稳定性验证,确认在所用频带内满足系统需求。
  • 防静电作业:尽管器件具备静电保护,生产与安装过程中仍应保持 ESD 防护措施以确保长期可靠性。

总结:KAT-1+ 以其 0 Hz–43.5 GHz 的超宽带覆盖、1 dB 的轻微衰减和小型 TDFN 封装,为要求高带宽一致性与简便集成的射频系统提供了可靠的衰减解决方案。实际应用时应综合考虑 PCB 布局、散热与系统功率条件以发挥器件最佳性能。

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