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muRata GRM1555C1H331JA01D
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- mu Rata GRM1555C1H331JA01D
- Type
- MURATA
- Unit
- Electronic Component
- Minimum package
- 10000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- MURATA
- Electronic Component
- GRM1555C1H331JA01D
- Electronic Component
- 1
- Electronic Component
- 330pF
- Package
- 0402
- Electronic Component
- SMD Capacitor(MLCC)
- Electronic Component
- ±5%
- Electronic Component
- 0.015g
- Electronic Component
- 1
- Electronic Component
- BM0227634159
- Electronic Component
- C0G
- 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.
GRM1555C1H331JA01D 产品概述
一、产品简介
GRM1555C1H331JA01D 是村田（muRata）出品的一款高稳定性多层陶瓷贴片电容（MLCC），额定容量为 330 pF，额定电压 50 V，温度特性为 C0G（NP0），公差 ±5%，封装为 0402（美国惯例称 0402，公制约 1005）。该型号以介质稳定、损耗低、频率特性好著称，适合对电容精度和温度稳定性要求较高的设计场合。
二、主要电气性能
- 容值：330 pF
- 额定电压：50 V DC
- 温度特性：C0G / NP0（近零温度系数，温度下性能极为稳定）
- 精度：±5%（J）
- 封装：0402 SMD
- 典型特性：低介质损耗、低等效串联电阻/电感（ESR/ESL）、极小的电压依赖性和几乎无老化效应
三、性能特点与优势
C0G（NP0）介质本质上属于一类线性、近乎零温度系数的材料，随温度变化电容值几乎不变，损耗极低，适合需要高 Q 值和稳定相位、频率响应的应用。与类二陶瓷（如 X7R、X5R）相比，本型号在温漂、老化和直流偏置下的容量变化非常小，提供长期稳定的电气行为。
四、典型应用场景
- 高频滤波、射频匹配网络与阻抗调节
- 振荡器、谐振电路和时间基准电路（需高稳定度电容）
- 模拟前端、A/D 转换器旁路与精密滤波器
- 电容耦合与阻抗补偿场合
- 需要低损耗与低相位误差的通信设备及测量仪器
五、封装与可靠性注意事项
0402 小尺寸有利于减小寄生量并提高装配密度，但在装配和板面应力上相对敏感。该型号适用于标准回流焊工艺（请按厂商建议的焊接温度曲线操作），建议在 PCB 设计时避免在焊盘附近出现过大的机械应力、控制焊盘尺寸与焊膏量以获得良好焊接应力分布。C0G/NP0 几乎无老化，但仍需考虑热循环与机械应力对长期可靠性的影响。
六、选型与使用建议
- 直流偏置：C0G 对 DC 偏置敏感性低，常温下 50 V 工作时容量衰减很小，但高压下仍建议留有裕量（电压降额）。
- 布局建议：用于高频或高精度线路时，尽量靠近信号源或器件引脚布置，减少走线寄生；接地焊盘良好回流以减少 EMI。
- 机械防护：避免板弯曲和强烈热冲击；0402 尺寸虽小但相对脆性，设计焊盘与过孔时注意应力释放。
- 替代与采购：同类规格可参考其他厂商的 NP0/C0G 0402 产品，选型时核对容量、额定电压、温漂与封装一致性；订购时留意包装格式（卷带、盘带）与厂家出厂代码。
七、总结
GRM1555C1H331JA01D 以其 C0G（NP0）介质的高稳定性、低损耗特性和 0402 的小型化封装，适合对频率特性与温度稳定性要求高的精密电子电路。合理的 PCB 布局与焊接工艺、适当的电压裕量和机械防护，将确保该电容在长期工作中的可靠性与性能稳定。若需更详细的电气特性曲线与焊接参数，建议参考村田官方数据手册或向供应商索取样片测试。
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