WMSIC Electronic Components

Walsin 0402N270J500CT

Model0402N270J500CT
Package0402
Brand(Walsin)
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 26+

Available for RFQ

Technical data

Product details

18 specifications

Core information

Product name
(Walsin) 0402N270J500CT
Type
WALSIN
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
0402N270J500CT
Electronic Component
1
Electronic Component
27pF
Package
0402
Electronic Component
SMD Capacitor(MLCC)
Electronic Component
±5%
Electronic Component
0.012g
Electronic Component
1
Electronic Component
BM0265085248
Electronic Component
NP0
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.

0402N270J500CT 陶瓷电容器产品概述

一、产品核心参数与型号解读

0402N270J500CT是华新科(Walsin)推出的NP0(C0G)型多层陶瓷电容器(MLCC),型号各部分对应明确的技术参数:

  • 封装标识:开头“0402”为英制尺寸(0.04英寸×0.02英寸),对应公制“1005”(1.0mm×0.5mm),属于小型贴片封装;
  • 容值编码:“N270”中,“27”为有效数字,“0”为10⁰幂次,因此标称容值为27pF;
  • 精度标识:“J”对应**±5%** 容值偏差;
  • 电压标识:“500”表示额定电压50V DC;
  • 品牌后缀:“CT”为华新科产品典型后缀,代表特定生产工艺系列。

基础参数汇总:

参数项 具体规格 标称容值 27pF 容值精度 ±5% 额定电压 50V DC 温度系数 NP0(C0G) 封装类型 0402(1005公制) 品牌 华新科(Walsin)

二、品牌与封装特性

2.1 华新科品牌背景

华新科是全球被动元器件领域的主流厂商,专注MLCC、电阻等产品研发生产,其产品以高可靠性、一致性好著称,广泛覆盖消费电子、通信、工业等领域。0402N270J500CT延续了品牌在精密陶瓷电容上的技术积累,适合对性能稳定性要求较高的场景。

2.2 0402封装优势

该封装属于小型化贴片结构,具备三大核心优势:

  • 尺寸紧凑:1.0mm×0.5mm体积可大幅节省PCB空间,适配便携设备高密度设计;
  • 贴装兼容:符合SMT标准,可通过自动化贴片机高效生产,降低人工成本;
  • 抗应力性:贴片式结构减少引脚机械损耗,适合振动环境(如汽车辅助电路)。

三、关键性能优势

0402N270J500CT的核心价值体现在温度稳定性、精度可靠性两大维度:

3.1 卓越温度稳定性(NP0/C0G特性)

NP0是陶瓷电容中温度系数最小的类别(IEC命名为C0G),温度系数范围**±30ppm/℃以内**,在-55℃~125℃宽温范围内容值变化极小,可避免环境温度波动导致电路性能偏移,特别适合高频、精密电路。

3.2 精准容值控制

±5%精度满足多数中高端电路需求:

  • 基础应用(耦合、旁路):偏差在工程误差可接受范围;
  • 敏感电路(振荡器、滤波器):比±10%精度电容具有更稳定的频率特性。

3.3 可靠电压与环境适应性

  • 50V额定电压:覆盖3.3V、5V、12V等低压系统,留足20%以上电压裕量,降低击穿风险;
  • 无极性设计:无需区分正负极,安装灵活,减少装配错误;
  • 高绝缘电阻:>10¹⁰Ω绝缘电阻可有效减少漏电流,提升电路效率。

四、典型应用场景

0402N270J500CT因体积小、稳定性好,广泛应用于以下领域:

4.1 射频与微波电路

  • 手机、路由器的滤波器、振荡器、混频器:利用NP0高频低损耗特性,保障信号传输准确性;
  • 蓝牙、WiFi模块的信号耦合电容:减少温度对信号频率的影响。

4.2 便携式电子设备

  • 智能手表、蓝牙耳机、便携游戏机:0402封装适配高密度PCB,满足轻薄化需求;
  • 可穿戴设备的传感器信号调理电路:稳定容值保障传感器数据精度。

4.3 消费电子与工业控制

  • 电视、音响的音频信号电路:减少信号失真;
  • 工业PLC、传感器模块的低压旁路电容:提升电路抗干扰能力。

五、选型与使用注意事项

为确保性能可靠,需注意以下要点:

  1. 电压裕量:实际工作电压不超过40V(留20%裕量);
  2. 温度范围:确认环境温度在-55℃~125℃以内;
  3. 焊接工艺:遵循回流焊曲线(峰值230℃~245℃,时间<30秒),避免热应力开裂;
  4. 精度匹配:若需<±5%精度,需选择更高精度型号,否则本型号可满足多数需求。

综上,0402N270J500CT是一款高性价比NP0陶瓷电容,适合小型化、高频、精密电路应用,华新科品牌保障了其可靠性与一致性。

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