WMSIC Electronic Components

CL05C390JB51PNC

ModelCL05C390JB51PNC
Package0402
BrandSAMSUNG
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
SAMSUNG CL05C390JB51PNC
Type
SAMSUNG
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SAMSUNG
Electronic Component
CL05C390JB51PNC
Electronic Component
1
Electronic Component
39pF
Package
0402
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±5%
Electronic Component
0.013g
Electronic Component
1
Electronic Component
BM0257686738
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.

CL05C390JB51PNC 产品概述

一、产品简介

CL05C390JB51PNC 是 SAMSUNG(三星)出品的一款贴片多层陶瓷电容(MLCC),规格为 39 pF ±5%(J),额定电压 50 V,温度系数 C0G(又称 NP0),封装尺寸 0402。该系列属于 Class I 稳定型陶瓷电容,具有极低的温度系数和电压依赖性,适用于对容值稳定性和低损耗有较高要求的高频与精密电路。

二、主要参数与特性

  • 容值:39 pF
  • 精度:±5%(J)
  • 额定电压:50 V
  • 温度系数:C0G(NP0,近乎零温度漂移)
  • 封装:0402(公制约 1.0 × 0.5 mm)
  • 封装形式:贴片(Tape & Reel 供货)
  • 损耗与品质因数:极低的介质损耗(低 DF),高 Q 值,适合射频与高频应用
  • 电压特性:C0G 介质在偏压下容值变化很小,适合对电压依赖性敏感的场合
  • 机械与热性能:小封装利于高密度 PCB 布局,但需注意抗弯曲与焊接应力

三、典型应用场景

CL05C390JB51PNC 因其出色的稳定性和低损耗,常用于以下场景:

  • 射频电路与前端滤波元件(匹配网络、谐振电路)
  • 精密时钟振荡器、定时网络
  • 高精度模拟电路(采样与 ADC 参考回路)
  • 信号耦合与微调电容
  • 通信设备、仪器仪表、医疗电子与工控设备中的关键旁路或滤波
  • 需要长期温度稳定性的工业级应用(若需汽车级需确认是否满足 AEC 标准)

四、性能优势说明

  • 温度稳定性优秀:C0G(NP0)介质在常用温度范围内几乎无温漂,典型温度系数在 ±30 ppm/°C 量级(视制造工艺而定)。
  • 低损耗、高 Q:在高频下表现良好,适合 RF、滤波与振荡电路,能显著降低信号衰减与相位误差。
  • 低电压依赖:与高介电常数陶瓷(如 X5R、X7R)相比,C0G 容值受偏压影响极小,保证电路性能一致性。
  • 小型化封装:0402 尺寸利于高密度贴装,减小寄生电感,改善高频特性。

五、封装与焊接建议

  • 封装尺寸 0402,适用于常规 SMT 贴装线,推荐采用厂家或 IPC 推荐的焊盘设计以降低 tombstoning 风险与开裂概率。
  • 焊接工艺:遵循 IPC/JEDEC 的回流焊规范(J-STD-020)。若为无铅工艺,需按无铅回流曲线控制峰值温度与时间。
  • 注意事项:0402 体积小,易受 PCB 弯曲或过大的夹具压力影响,贴片与回流过程中尽量避免在元件区域施加机械应力;手工焊接时避免过度加热与剧烈机械振动。

六、存储与搬运

  • 建议按厂商包装(封口卷带)存放于干燥、低尘、恒温环境,避免潮湿与剧烈温度变化。
  • 开卷后若长期不使用,应按湿敏等级(若适用)进行烘干处理或在规定时间内完成贴装与回流。
  • 装配线作业时使用适当的吸取工具、镊子或真空吸嘴,减少直接压力与冲击。

七、可靠性与测试

  • C0G MLCC 在热稳定性与频率稳定性方面具有天然优势,但仍需关注机械应力引起的裂纹(尤其在小封装与厚端子 PCB 上)。
  • 建议在设计验证阶段做:温度循环、湿热试验、振动与热冲击测试,以及应用电压下的容值漂移与损耗测试,以验证在目标应用环境下的长期可靠性。
  • 若产品用于汽车或其他严苛环境,应向供应商确认是否有 AEC-Q200 等级认证或相应的可靠性试验报告。

八、替代与选型建议

  • 若需要同类性能的替代件,可考虑其他厂商的 C0G/NP0 系列 0402 39 pF ±5% 产品(例如村田、京瓷、KEMET 等厂家对应的 NP0/C0G 器件),但在替换前应比对温漂、损耗、封装尺寸与焊盘建议以确保兼容。
  • 选型时关注:介质类型(C0G)、额定电压、容差、封装、温度/频率特性和可靠性规格。对高频应用同时关注 ESL 与 ESR 特性。

总结:CL05C390JB51PNC 是一款面向高频与精密电路的高稳定性 0402 MLCC,凭借 C0G 介质的低温漂和低损耗特性,适合用于滤波、振荡、匹配与参考网络等对容值稳定性要求高的场合。在使用时注意焊接工艺与机械应力控制,并根据具体应用做适当的可靠性验证。若需采购或用于关键应用,建议索取并参考厂商完整数据手册与可靠性报告。

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