WMSIC Electronic Components

TAIYO YUDEN UMK105B7223KVHF

ModelUMK105B7223KVHF
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 UMK105B7223KVHF
Type
TAIYO YUDEN
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TAIYO YUDEN
Electronic Component
UMK105B7223KVHF
Electronic Component
1
Electronic Component
22nF
Package
0402
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±10%
Electronic Component
0.011g
Electronic Component
1
Electronic Component
BM0257411954
Electronic Component
X7R
Voltage
50V
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.

UMK105B7223KVHF 产品概述

一、产品简介

UMK105B7223KVHF 为 TAIYO YUDEN(太诱)出品的一款贴片多层陶瓷电容(MLCC),额定电压 50V,标称电容 22nF,标称容差 ±10%,温度特性为 X7R,封装为 0402(公制标称 1005)。该器件适用于对体积、可靠性及成本均有要求的中高频去耦、滤波与耦合电路。

二、主要参数

  • 容值:22nF(0.022μF)
  • 精度:±10%(在室温条件下)
  • 额定电压:50V DC
  • 温度系数:X7R(-55°C 至 +125°C 范围内容值变化典型在 ±15% 以内)
  • 封装:0402(1005,约 1.0 × 0.5 mm 尺寸)
  • 类型:多层陶瓷电容(贴片)

三、性能与特性

  • 小体积、高密度,适合空间受限的 PCB 布局。
  • X7R 属于 Class II 陶瓷介质,具有中等介电常数和较平坦的温度特性,适合一般去耦与旁路用途。
  • 与单层或薄膜电容相比,MLCC 具备更低的等效串联电阻(ESR)与较低的等效串联电感(ESL),在高频去耦上表现良好。
  • 需注意 X7R 在直流偏压下存在电容下降(DC bias)现象,实际工作电容可能随施加电压而降低,设计时应参考厂方 DC-bias 曲线并留有余量。

四、典型应用

  • 电源去耦与旁路(稳压器输入/输出、SoC/PLL 电源)
  • RC 滤波、旁路与耦合电路
  • 高频模拟前端的旁路元件(并联更小值电容以扩展高频响应)
  • 移动设备、消费电子、通信设备与工业控制中的通用滤波组件

五、封装与焊接建议

  • 0402 尺寸便于高密度贴装,但对贴装精度与回流工艺要求较高。推荐采用标准无铅回流曲线,峰值温度通常参考 245–260°C(以制造商资料为准)。
  • 对焊盘设计采短焊脚、短走线,使用合适的焊膏量以避免虚焊或桥连。
  • 大批量生产应参照太诱提供的焊接与回流说明(包括湿敏等级、回流次数限制等)。

六、布局与设计注意事项

  • 去耦时将电容尽可能靠近 IC 电源引脚放置,并采用多层地/电源平面与旁路电容紧邻的过孔(vias)短路径接地。
  • 对于需要覆盖更宽频率范围的去耦,建议与 0.01μF/0.001μF 等较小电容并联,以改善高频特性。
  • 在对容值稳定性敏感的模拟或计时电路中,评估温度漂移与 DC-bias 后选择是否使用更稳定的介质(如 C0G/NP0)。

七、可靠性与储存

  • MLCC 一般具有高可靠性,但在机械应力(弯板、振动)下可能产生裂纹,贴装与处理需避免过度机械应力。
  • 储存与贴片前按制造商建议处理湿敏等级(MSL)要求,必要时进行回流前烘烤。
  • 关键或要求严格的应用建议向太诱索取完整技术规格书(包含尺寸图、温度/偏压特性曲线及可靠性测试数据)以完成最终设计与可靠性评估。

若需我帮您整理该型号的关键数据表要点(如 DC-bias 曲线、典型 ESR/ESL、封装尺寸图与回流曲线),我可以依据太诱官方资料为您汇总。

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