WMSIC Electronic Components

Mini-Circuits TCM2-43X+

ModelTCM2-43X+
PackageSMD-6P,4.1x3.8mm
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 25+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
Mini-Circuits TCM2-43X+
Type
MINI-CIRCUITS
Unit
Electronic Component
Minimum package
2000

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MINI-CIRCUITS
Electronic Component
TCM2-43X+
Electronic Component
1
Electronic Component
3.81mm
Package
SMD-6P,4.1x3.8mm
Electronic Component
(balun)
Electronic Component
0.129g
Electronic Component
4.06mm
Electronic Component
4.06mm
Electronic Component
7°
Electronic Component
1
Electronic Component
BM0265000498
Operating Temperature
40℃~+85℃
Frequency
10MHz~4GHz
Electronic Component
2000

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

TCM2-43X+ 产品概述

一、概述

TCM2-43X+ 是 Mini-Circuits 旗下的一款表面贴装信号/音频变压器,适用于宽频带射频与音频信号的阻抗变换与隔离。器件支持 10 MHz 至 4 GHz 的工作频率范围,提供从不平衡到平衡的阻抗比 1:2(不平衡/平衡),并符合 RoHS 环保要求。其紧凑的机械尺寸(约 4.06 mm × 3.81 mm × 4.06 mm)适合高密度电路板布局和自动化贴装工艺。

二、主要电性能参数

  • 频率范围:10 MHz ~ 4 GHz,适应宽频段应用需求。
  • 阻抗比:不平衡/平衡 = 1:2,用于将单端信号转换为差分信号或进行阻抗匹配。
  • 插入损耗(最大值):3 dB,保证信号传输效率在可接受范围内。
  • 相位差:7°(典型/最大),在差分信号处理或相位敏感系统中可控制相位偏差。
  • 幅度差(最大值):0.5 dB,差分通道幅度一致性良好。
  • 回波损耗(最小值):14.98 dB,反映良好的端口匹配性能,有利于降低反射与驻波。

三、机械与环境特性

  • 工作温度范围:-40 ℃ 至 +85 ℃,适用于工业级及部分严苛环境。
  • 封装形式:表面贴装(SURF MOUNT),兼容自动贴装与回流焊工艺。
  • 尺寸(长 × 宽 × 高):4.06 mm × 3.81 mm × 4.06 mm,便于在受限空间内布局。
  • 环保合规:RoHS 兼容,满足现代电子产品环保要求。

四、典型应用场景

  • 射频前端与中频链路中的不平衡/平衡转换与隔离。
  • 宽带差分驱动与差分接收电路,用于提高共模抑制与抗干扰能力。
  • 音频设备中的信号隔离与阻抗匹配(例如话筒、前置放大器接口)。
  • 测试与测量仪器、通信设备的小型变压器解决方案。
  • 高密度 PCB 设计中作为空间受限的信号变压元件。

五、设计与使用建议

  • 布线建议:变压器两侧差分线对应走线长度与阻抗控制应保持对称,以维持幅度与相位平衡。
  • 匹配考虑:虽然回波损耗 ≥14.98 dB 表现良好,但在敏感应用中仍建议在系统级进行端口匹配优化。
  • 热管理:器件额定工作温度宽,应用时考虑周围器件的热源与散热路径,避免超过最高工作温度。
  • 焊接工艺:采用标准回流焊曲线并进行工艺验证,避免过高峰温或过长热暴露时间。
  • 测试验证:在目标频段内进行插入损耗、相位平衡与回波损耗测试,确保满足系统需求。

六、采购与封装说明

  • 品牌:Mini-Circuits,行业知名射频/模拟组件制造商,质量与一致性有保障。
  • 包装与封装信息:器件为表面贴装型,具体封装形式及卷盘/托盘信息请参照供应商数据手册或向销售渠道确认。
  • 选型提示:在需要更高频率或不同阻抗比的场合,可参考同系列其他型号或咨询技术支持以获得最佳匹配方案。

总结:TCM2-43X+ 是一款面向宽频带应用的紧凑型表面贴装信号变压器,兼顾低插损、良好幅相平衡与工业温度能力,适用于射频、音频及差分信号处理等多种场景。购买与设计集成前建议参考完整数据手册,并在目标系统中做功率与匹配验证。

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