WMSIC Electronic Components

ERJPA3F3300V

ModelERJPA3F3300V
Package0603
BrandPANASONIC
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

19 specifications

Core information

Product name
PANASONIC ERJPA3F3300V
Type
PANASONIC
Minimum package
5000 圆盘

Technical parameters

Power
250mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERJPA3F3300V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
330Ω
Electronic Component
1
Electronic Component
BM0264911723
Operating Temperature
55℃~+155℃
Operating Voltage
150V
Electronic Component
±100ppm/℃
Resistor Type
Resistor

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

松下ERJPA3F3300V耐电涌厚膜贴片电阻器产品概述

一、核心基础参数解析

松下ERJPA3F3300V属于耐电涌厚膜贴片电阻系列,核心参数针对性强,可直接匹配多数小型化电路需求:

  • 阻值:330Ω(型号“3300”表示阻值为330×10⁰Ω,无倍率修正);
  • 精度:±1%,满足信号调理、分压电路对阻值一致性的要求;
  • 额定功率:250mW(0603封装下功率密度约195mW/mm²,远高于同封装普通电阻);
  • 最大工作电压:150V,提供瞬间浪涌的电压余量;
  • 温度系数(TCR):±100ppm/℃,阻值随温度变化的漂移控制在合理范围;
  • 工作温度:-55℃~+155℃,覆盖极端环境(如汽车发动机舱、工业高温场景);
  • 封装:0603(英制0603,公制1608),体积仅1.6mm×0.8mm,适配高密度SMT贴装。

参数间相互约束:实际工作需同时满足「功率≤250mW」和「电压≤150V」,例如最大持续电流约27.6mA(I=√(P/R)),而150V电压余量可应对瞬间高压冲击。

二、关键技术特性

  1. 突出的耐电涌能力
    厚膜电阻膜采用特殊烧结工艺,相比普通厚膜电阻,可承受5倍额定功率10秒浪涌(典型值),适合电源输入端、雷击防护辅助电路等浪涌风险场景,减少失效概率。

  2. 稳定的温度特性
    ±100ppm/℃的TCR意味着:温度变化100℃时,阻值漂移仅0.01×330=3.3Ω,与±1%精度叠加后总误差≤±2%,满足温度敏感电路(如传感器信号调理)的稳定性要求。

  3. 高功率密度设计
    0603封装实现250mW额定功率,比同封装普通电阻(通常100~150mW)功率密度提升67%,解决小型化设备“小体积+功率需求”的矛盾。

  4. 宽电压适应范围
    150V最大工作电压远高于同封装普通电阻(≤100V),适合高压小电流场景(如电池管理系统的电压检测电路)。

三、封装与典型应用场景

0603封装适配自动化SMT贴装,体积小巧适合高密度电路,典型应用包括:

  • 消费电子:手机/平板的充电分压电阻、音频接口滤波电阻;
  • 工业控制:传感器信号调理、小型PLC输入输出接口电阻;
  • 汽车电子:仪表盘背光控制、胎压监测模块信号电阻(匹配155℃高温需求);
  • 通信设备:基站小模块(射频前端、电源管理)的小型化电阻。

这些场景均对电阻的体积、耐浪涌、温度稳定性有明确要求,ERJPA3F3300V的参数特性与之高度匹配。

四、可靠性与环境适应性

  1. 极端温度耐受
    -55℃~+155℃的工作范围,通过IEC 60068-2-1(低温)、IEC 60068-2-2(高温)测试,满足航空航天、汽车等领域的极端环境需求。

  2. 抗老化与抗振动
    陶瓷基片+金属氧化物电阻膜结构,长期使用阻值漂移≤0.5%(1000小时老化测试);贴片封装与PCB焊接牢固,抗振动能力符合MIL-STD-202标准,适合车载、工业振动场景。

  3. 环保合规
    符合RoHS 2.0、REACH标准,无铅无卤,满足绿色制造要求。

五、品牌与品质保障

松下作为全球厚膜电阻龙头厂商,ERJPA系列具备以下优势:

  • 批量一致性:生产过程采用全自动丝网印刷+烧结工艺,批量产品阻值偏差≤±0.5%(远超标称±1%);
  • 可靠性验证:经过浪涌冲击(1000次)、高低温循环(500次)等多轮测试,MTBF(平均无故障时间)≥10⁶小时;
  • 技术支持:提供电路设计优化建议(如浪涌防护电路匹配),降低客户调试成本。

总结

松下ERJPA3F3300V耐电涌厚膜贴片电阻器,以0603封装实现高功率密度、宽温度范围及突出的耐浪涌能力,是消费电子、工业控制、汽车电子等领域小型化电路的高可靠性优选方案。

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