WMSIC Electronic Components

Mini-Circuits TSS-53LNB+

ModelTSS-53LNB+
PackageQFN-12-EP(3x3)
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 TSS-53LNB+
Type
MINI-CIRCUITS
Unit
Electronic Component
Minimum package
2000

Technical parameters

IP3
48.4dBm
P1dB
21dBm
Electronic Component
Electronic Component
Electronic Component
MINI-CIRCUITS
Electronic Component
TSS-53LNB+
Electronic Component
18.7dB
Electronic Component
1
Package
QFN-12-EP(3x3)
Electronic Component
RFAmplifier
Electronic Component
0.15g
Frequency
500MHz~5GHz
Electronic Component
1
Features
Linear
Electronic Component
BM0265000515
Noise Figure
1.7dB
Operating Temperature
40℃~+85℃

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

TSS-53LNB+ 产品概述

TSS-53LNB+ 是 Mini-Circuits 提供的一款宽带射频低噪声旁路放大器,覆盖 500 MHz 至 5 GHz 频段,专为接收前端与线性化要求较高的系统设计。器件在低噪声系数与高线性输出之间取得了良好平衡,适用于卫星接收、通信基站、测试测量及宽带无线链路等多种场景。

一、关键性能亮点

  • 频率范围:500 MHz ~ 5 GHz,适用现代大多数商业与国防应用频段。
  • 增益:典型 18.7 dB,提供显著的前置增益以提高接收灵敏度。
  • 噪声系数(NF):1.7 dB(典型),在广泛频段内保持较低噪声提升接收系统性能。
  • 线性度:IP3 48.4 dBm,P1dB 21 dBm,采用线性化设计以降低互调失真,确保在强干扰环境下仍保持良好动态范围。
  • 输入/输出回波损耗:输入 25.8 dB(约等于 VSWR 1.17),输出 22.8 dB(约等于 VSWR 1.24),匹配性能优良,便于与 50 Ω 系统直接连接。
  • 电气与环境:工作电压 4.8 V ~ 5.2 V,工作电流 82 mA(典型),工作温度范围 -40 ℃ ~ +85 ℃;功耗约 0.41 W(典型)。

二、功能与设计特性

  • 线性化设计:内部采取线性化技术以同时提升三阶交调性能和压缩点,从而在高信号环境下减小互调产物对接收性能的影响。
  • 旁路放大器(Bypass Amplifier):支持在系统需求变化时通过开关或外部控制实现旁路或放大两种工作模式(具体控制方式请参阅数据手册)。
  • 宽带一致性:在大带宽下提供稳定增益和低噪声,适合多系统、多频点接收链路的通用前端设计。
  • RoHS 合规:符合环保与制造合规性要求,便于工业量产与系统集成。

三、典型应用场景

  • 卫星接收机和 LNB 前端:低噪声与高增益有助于提升弱信号接收性能。
  • 无线基站与基站回传链路:线性化设计保证在多用户与高功率环境下的信号完整性。
  • 测试与测量设备:宽频带与良好匹配使其适合射频信号放大与前端校准。
  • 宽带无线通信、WiFi/ISM 频段放大、雷达接收链等需要低噪声与高线性的场合。

四、接口与使用建议

  • 电源与旁路:推荐稳压 5.0 V 电源,允许范围 4.8 V ~ 5.2 V。为保证噪声最低并维持线性,电源端应做良好滤波与旁路(推荐在电源引脚附近放置 0.1 µF 和 10 µF 陶瓷电容并联)。
  • 输入/输出阻抗匹配:器件设计为 50 Ω 系统直接驱动;输入回波损耗 25.8 dB、输出 22.8 dB,通常无需外部匹配网络。
  • 信号电平管理:P1dB 为 21 dBm,建议工作信号电平保持在此值以下以避免压缩;在强干扰环境中,可利用前置衰减或限幅器保护放大器与后端器件。
  • 热管理:典型耗散功率约 0.41 W,常规 PCB 铜箔与散热处理即可满足散热需求;若长期在高温或高功率环境运行,应增加热沉或在 PCB 下方配置热通孔以增强散热。
  • 测试与布局注意事项:保持输入/输出 50 Ω 路径连续,避免长走线与急弯;电源引脚应尽量靠近去耦容量,减小地回路与辐射。

五、封装与采购提示

  • 封装信息:当前提供的数据为器件电气与环境参数,封装形式未指定,实际设计与布局前请务必参阅 Mini-Circuits 官方数据手册与封装图。
  • 选型与合规:器件标注 RoHS,适合工业与商业产品的合规需求。建议在采购前确认频段覆盖、封装形式、引脚定义与封装尺寸以便于 PCB 布局和机械集成。

六、总结

TSS-53LNB+ 是一款面向宽带接收前端的高性能放大器,在 500 MHz 至 5 GHz 范围内提供接近 19 dB 的增益、约 1.7 dB 的低噪声系数以及优秀的线性性能(IP3 48.4 dBm,P1dB 21 dBm)。其良好的输入/输出匹配和 RoHS 合规性使其成为卫星接收、通信基站与测试测量等场景的理想选择。使用前请参考 Mini-Circuits 完整数据手册获取封装图、引脚定义与典型应用电路,以便实现最佳性能。

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