WMSIC Electronic Components

Walsin RFECA3216060A1T

ModelRFECA3216060A1T
Package1206
Brand(Walsin)
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
(Walsin) RFECA3216060A1T
Type
WALSIN
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
RFECA3216060A1T
Electronic Component
2dBi
Electronic Component
1
Electronic Component
1.6mm
Package
1206
Electronic Component
83.5MHz
Electronic Component
Antenna
Electronic Component
0.048g
Electronic Component
3.1mm
Electronic Component
50Ω
Electronic Component
0.6mm
Electronic Component
1
Electronic Component
2.1
(φD)
1.55mm

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

华新科RFECA3216060A1T 2.4GHz陶瓷天线产品概述

一、产品定位与核心场景

华新科RFECA3216060A1T是一款针对2.4GHz ISM频段优化的小型化表面贴装陶瓷天线,聚焦低功耗无线通信场景,解决传统天线尺寸过大、集成度低的问题,适合对空间敏感的小型设备。其核心应用覆盖消费电子、智能家居、物联网(IoT)等领域,是蓝牙(BLE)、WiFi 2.4G、无线遥控等无线模块的理想配套天线。

二、核心射频性能参数解析

该天线的射频性能精准匹配2.4G主流无线标准,关键参数及实际意义如下:

  • 中心频率2.4GHz:与蓝牙、WiFi 2.4G、ZigBee等标准的中心频段完全对齐,无需额外频率偏移补偿;
  • 带宽83.5MHz:覆盖2.4~2.4835GHz全频段(含WiFi 2.4G的2.4122.484GHz、BLE的2.4002.484GHz),支持多协议同时工作;
  • 增益2dBi:在超小尺寸下实现合理增益,保证短距离(10~30米)通信的信号覆盖稳定性;
  • 阻抗50Ω:与绝大多数射频前端芯片(如TI CC2541、 Nordic nRF52系列)的阻抗匹配,无需复杂匹配网络,简化电路设计;
  • 驻波比≤2.1:低于行业常见的2.5阈值,反射损耗≤1.2dB,信号传输效率提升20%以上;
  • 工作温度-40℃~+85℃:符合工业级宽温要求,可适应户外传感器、车载小设备等 harsh环境。

三、物理与封装特性

该天线采用陶瓷材质,兼顾小尺寸与高性能,物理参数如下:

  • 尺寸规格:长度3.1mm(近似3.2mm)、宽度1.6mm、高度0.6mm,对应行业通用的321606封装(尺寸代码3.2×1.6×0.6mm);直径φD1.55mm为天线辐射单元的特征尺寸,保证辐射效率;
  • 封装类型:表面贴装型(SMT),焊接式安装,兼容主流SMT生产线(回流焊、波峰焊),降低批量生产的人工成本;
  • 材料特性:陶瓷材质介电常数高(εr≈9),相比PCB天线可缩小60%以上尺寸,且耐老化、抗机械冲击能力更强,适合长期户外使用。

四、典型应用场景

结合性能与尺寸优势,该天线主要应用于以下场景:

  1. 可穿戴设备:智能手环、智能手表、无线TWS耳机(BLE低功耗通信);
  2. 智能家居终端:温湿度传感器、智能门锁、无线开关(WiFi 2.4G/BLE双模式);
  3. IoT无线节点:工业环境监测传感器、农业灌溉节点、智能电表(低功耗远距离传输);
  4. 小型无线设备:玩具遥控、蓝牙音箱、无线游戏手柄(2.4G短距离通信)。

五、关键优势与使用注意事项

(1)核心优势

  • 超小尺寸:3.2×1.6×0.6mm的封装可嵌入厚度仅1mm的设备外壳,不影响产品外观;
  • 宽温稳定:-40~+85℃范围内性能无衰减,适合户外或极端环境使用;
  • 易集成:表面贴装工艺无需额外固定结构,可直接与射频模块贴装在同一块PCB上;
  • 高性价比:陶瓷天线成本可控,适合消费级与工业级设备的批量应用。

(2)使用注意事项

  • 焊接温度:建议无铅焊接,峰值温度≤280℃(回流焊时间≤30秒),避免过热导致陶瓷开裂;
  • 安装位置:远离金属外壳、屏蔽罩等导电结构(至少保持1mm距离),防止信号反射或屏蔽;
  • 阻抗匹配:若前端电路与50Ω略有偏差,可通过简单LC匹配网络优化,保证驻波比≤2.1;
  • 静电防护:生产过程中需遵循ESD规范,避免静电损坏天线辐射单元。

总结

华新科RFECA3216060A1T凭借小尺寸、宽温、高性能的特点,成为2.4GHz频段小型无线设备的首选天线之一。其覆盖全频段、易集成的优势,可满足消费电子、智能家居、IoT等多领域的量产需求,是提升无线设备通信稳定性的可靠解决方案。

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