WMSIC Electronic Components

TAIYO YUDEN EMK105B7104KVHF

ModelEMK105B7104KVHF
Package0402
BrandTAIYO YUDEN
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

18 specifications

Core information

Product name
TAIYO YUDEN EMK105B7104KVHF
Type
0402
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TAIYO YUDEN
Electronic Component
EMK105B7104KVHF
Electronic Component
1
Electronic Component
100nF
Package
0402
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.011g
Electronic Component
1
Electronic Component
BM0257411952
Electronic Component
X7R
Voltage
16V
Electronic Component
Electronic Component
Electronic Component
10000

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

EMK105B7104KVHF 产品概述

一、产品简介

EMK105B7104KVHF 为 TAIYO YUDEN(太诱)出品的贴片多层陶瓷电容(MLCC),标称容值 100nF(0.1µF),公差 ±10%,额定电压 16V,介质类型 X7R,封装为 0402(公制 1005)。该器件针对高密度 SMT 板级去耦与旁路应用优化,体积小、响应快,适合空间受限的现代电子产品。

二、主要性能与电气特性

  • 容值:100nF,公差 ±10%(按给定规格)。
  • 额定电压:16V DC,适用于常见低压电源去耦。
  • 介质:X7R,温度范围 -55°C 至 +125°C,在该范围内电容变化一般控制在 ±15% 以内(与公差叠加时需按器件规范评估总偏差)。
  • 低阻抗特性:多层陶瓷结构带来较低的等效串联电阻(ESR)和较低等效串联电感(ESL),适合高频去耦与旁路。
  • 尺寸与机械:0402 小尺寸,适合高密度板设计,但对焊接与机械应力敏感。

三、典型应用场景

  • MCU、FPGA、ASIC 等数字芯片的电源去耦与旁路。
  • 电源滤波、稳压器输入/输出旁路。
  • 高频信号链的局部滤波与阻抗控制。
  • 移动设备、物联网模块、消费电子与工业控制板中对体积与性能均有要求的场合。

四、封装与贴装建议

  • 放置位置:尽量靠近被去耦元件的电源引脚,走线最短、最宽以降低串联电感。
  • 焊盘设计:采用制造商推荐的 PCB 焊盘尺寸与丝网开孔,避免过大焊盘引入机械应力;采用 SMD(solder mask defined)或 NSMD(non-solder mask defined)按厂商建议。
  • 回流焊接:兼容无铅回流工艺,建议遵循厂商提供的回流曲线(预热、回流峰值温度与时间控制)。
  • 机械应力:0402 尺寸对外力与 PCB 弯曲较敏感,禁止在贴片过程中对帽体施加侧向力,避免被动弯曲导致裂纹。

五、使用注意事项与可靠性

  • 直流偏置效应:X7R 陶瓷在施加直流电压时会出现容值下降,尤其在小封装下更明显。设计时若对有效容值敏感,应考虑裕量、选择更大封装或更高额定电压型号。
  • 老化与可恢复性:陶瓷介质会出现随时间的轻微老化现象(电容逐渐减小),加热退火可以部分恢复;出厂与设计时应考虑老化影响。
  • 温度影响:尽管 X7R 在工业温度范围内稳定,但在极端温度或温度快速变化下电容值仍会有偏移,关键应用应进行温度验证。
  • 贮存与焊接:避免潮湿与剧烈温变,遵循湿敏等级与焊接前烘烤要求(如厂家有规定)。

六、选型与替代建议

若电路对去耦容量、温度稳定性或直流偏置要求更高,可优先考虑:更高额定电压(如 25V、50V)或更大封装(如 0603/0805)以减少偏置影响;对温度系数要求更严格的场合可考虑 C0G/NP0 系列(但这些为低容值类)。最终选型建议以实际电路测试、厂商 Datasheet 与应用条件为准。

如需完整电气参数(温度特性曲线、DC bias 曲线、推荐焊盘尺寸和回流曲线),建议参考 TAIYO YUDEN 官方 Datasheet 或向供应商索取规格文档以获得最终设计数据。

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