WMSIC Electronic Components

TDK YFF21AC1H102MT0Y0N

ModelYFF21AC1H102MT0Y0N
Package0805, 4 PC
BrandTDK
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

20 specifications

Core information

Product name
TDK YFF21AC1H102MT0Y0N
Type
TDK
Unit
Electronic Component
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
TDK
Electronic Component
YFF21AC1H102MT0Y0N
Electronic Component
1
Electronic Component
1nF
Package
0805, 4 PC
Electronic Component
Capacitor Filter
Electronic Component
±20%
Electronic Component
0.07g
Electronic Component
1
Electronic Component
BM0265154027
Operating Temperature
55℃~+125℃
Voltage
50V
Current
400mA
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.

TDK YFF21AC1H102MT0Y0N馈通电容滤波器产品概述

一、产品定位与核心功能

TDK YFF21AC1H102MT0Y0N是一款专为电磁干扰(EMI)抑制设计的表面贴装馈通电容滤波器,属于TDK陶瓷电容产品线中的EMC专用器件。其核心优势是通过穿心式结构过滤电子线路中的高频干扰信号,同时保持主信号正常传输,解决设备间电磁兼容(EMC)问题(如信号失真、误码、功能异常等)。该产品针对小型化、宽温应用场景优化,兼顾性能与可靠性,适配多领域电子设备的EMI整改需求。

二、关键参数解析

1. 容值与精度

容值为1nF(标注“102”,即10×10²pF),采用±20%精度设计,满足工业级、消费电子等通用场景的滤波需求(若需更高精度,可参考TDK同系列±10%精度型号)。1nF容值覆盖10MHz~1GHz频段的高频干扰,匹配多数电子设备的EMI敏感频段(如射频信号、开关电源噪声等)。

2. 额定电压与电流

  • 额定电压50V:支持直流或交流峰值电压不超过50V的电路,适配3.3V、5V、12V、24V等主流低压系统;实际应用建议保留10%~20%降额空间(如≤40V),进一步提升可靠性。
  • 额定电流400mA:为连续工作的最大电流,若负载电流峰值超过此值,需评估电容发热情况(TDK陶瓷电容热稳定性良好,但需避免长期过流)。

3. 工作温度范围

  • -55℃~+125℃:宽温设计,符合汽车电子(AEC-Q200)、工业控制(IEC 60068)等严苛环境标准,可在极端温度下保持容值稳定(温度系数低,容值漂移≤±10%@-55~125℃)。

三、封装与尺寸设计

产品采用0805(2012公制)表面贴装封装,4脚PC板设计,尺寸为1.2mm×2mm(长×宽),适配高密度PCB布局(如智能手机、小型工业模块)。4脚结构中:

  • 2脚为信号输入/输出端(穿心式跨接主信号线路);
  • 2脚为接地端(需可靠连接PCB地平面,减少接地阻抗,确保滤波效果)。

表面贴装工艺支持自动化生产,降低组装成本,同时兼容回流焊、波峰焊等主流焊接方式。

四、典型应用场景

  1. 汽车电子:车载传感器(温度、压力传感器)、中控系统、车灯控制模块的EMI滤波,适配发动机舱高温(125℃)与低温启动(-55℃)环境;
  2. 消费电子:智能手机、平板电脑、智能手表的射频信号滤波,小型化封装满足设备轻薄化需求;
  3. 工业控制:PLC模块、传感器节点、小型电机驱动的干扰抑制,宽温范围适配户外工业场景;
  4. 通信设备:小型基站、路由器、无线模块的信号滤波,400mA电流满足小信号传输需求;
  5. 医疗设备:小型医疗仪器(血糖仪、血压计)的电磁兼容设计,可靠性符合医疗级标准。

五、选型与应用注意事项

  1. 参数匹配:确认工作电压≤50V、连续电流≤400mA、工作温度在-55~125℃范围内,避免过压/过流/超温导致性能下降;
  2. 接地要求:4脚接地端需直接连接PCB地平面(避免通过长引线接地),否则会大幅降低EMI抑制能力;
  3. 容值验证:若需过滤特定频段干扰,需通过EMI测试验证1nF容值是否匹配(可结合TDK EMI滤波器选型工具辅助);
  4. 焊接规范:遵循TDK推荐的焊接温度曲线(回流焊峰值温度≤260℃,时间≤10s),避免损坏电容;
  5. 降额设计:建议实际工作电压≤40V、电流≤320mA(降额20%),延长产品寿命。

六、品牌与品质优势

作为TDK旗下产品,YFF21AC1H102MT0Y0N继承了TDK陶瓷电容的高可靠性:

  • 采用多层陶瓷芯片(MLCC)技术,容值稳定、损耗低(DF≤0.1%@1kHz);
  • 符合RoHS、REACH等环保标准,无铅无卤;
  • 批量一致性好,适合大规模生产应用;
  • 经过严苛的可靠性测试(如温度循环、湿度老化、振动测试),确保长期稳定运行。

该产品是小型化电子设备EMI整改的高性价比选择,尤其适配宽温、低压场景的EMC需求。

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