WMSIC Electronic Components

muRata GRM0335C1H7R2BA01D

ModelGRM0335C1H7R2BA01D
Package0201
BrandmuRata
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

17 specifications

Core information

Product name
mu Rata GRM0335C1H7R2BA01D
Type
MURATA
Minimum package
15000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MURATA
Electronic Component
GRM0335C1H7R2BA01D
Electronic Component
1
Electronic Component
7.2pF
Package
0201
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
0.008g
Electronic Component
1
Electronic Component
BM0257359354
Electronic Component
C0G
Voltage
50V
Electronic Component
Electronic Component
Electronic Component
15000

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

GRM0335C1H7R2BA01D 产品概述

一、产品简介

GRM0335C1H7R2BA01D 为村田(muRata)出品的多层陶瓷电容器(MLCC),标称容量 7.2 pF,额定电压 50 V,温度特性为 C0G(又称 NP0),公差 ±0.1 pF,封装为超小型 SMD 0201。该器件以高稳定性、低损耗和极佳的频率特性见长,适合对容值精度和温度稳定性要求较高的精密与射频电路。

二、主要电气特性与优势

  • 温度特性:C0G/NP0 为“近零”温度系数,工作温度范围内容量几乎不随温度变化,适用于对相位、频率或时间常数敏感的电路。
  • 精度与线性:±0.1 pF 的公差非常适合精密滤波、定时与谐振网络;相比高介电常数陶瓷(如 X7R)在直流偏置和温漂方面表现更优。
  • 高频行为:低介质损耗、低等效串联电阻(ESR)与低等效串联电感(ESL),自谐频率较高,适用于射频、微波及高速数字前端。
  • 稳定性:C0G 类型几乎无老化现象,长期稳定性好,适合计量与测试设备。

三、封装与装配注意事项

0201 封装体积极小,优点是节省 PCB 面积并能进一步降低寄生参数,但对贴装工艺与回流焊控制精度要求高。建议注意:

  • 芯片取放与贴装设备精度、焊膏印刷量与网板设计要匹配;
  • 使用厂商推荐的回流曲线进行无铅回流;
  • 尽量避免在装配及后工序中对焊点区域施加弯曲或局部应力,以防陶瓷裂纹;
  • 贴装靠板边或过孔周边时应做好应力缓解设计(过渡金属化、圆角过渡或软性粘结等)。

四、可靠性与使用建议

  • 机械应力敏感:陶瓷电容易受焊接冷却收缩或 PCB 弯曲导致开裂,应在机械设计与制程上避免热应力与弯曲应力。
  • 直流偏压影响:C0G 型对直流偏置的容量变化极小,可直接用于有偏压环境的高精度场合。
  • 环境耐受:常见工作温区可覆盖工业级范围(常见为 -55°C 至 +125°C);在极端条件下参照厂商完整规格书。
  • 备件与存储:按厂商推荐进行包装与湿度控制,避免在异常条件下长期暴露加速老化或产生表面污染。

五、典型应用场景

  • 射频前端匹配、谐振与滤波网络(RF:调谐、匹配、谐振回路);
  • 精密振荡器与定时电路(晶体振荡器旁路/负载电容);
  • 高精度采样与 ADC 输入的微小旁路与补偿;
  • 测试与测量设备、精密模拟电路对温度与时间稳定性要求高的场合。

六、选型提示与替代考量

在需极高稳定性与精度场合优先选用 C0G/NP0;如空间允许且对容值要求较大时,可考虑更大尺寸的 0402/0603 以改善装配可靠性或选择 X7R 类陶瓷以获得更大容量但需权衡温漂与偏压效应。最终选型建议参照村田官方数据手册与实测样品验证电路表现。

总结:GRM0335C1H7R2BA01D 适合对容量稳定性和频率响应要求严格的精密与射频应用,0201 小型化有利于高密度布局,但需在生产与机械设计上给予足够注意以保证可靠性。若需进一步的电气曲线、回流曲线或推荐 PCB 封装尺寸,建议查阅村田官方数据手册或联系代理获取最新资料。

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