WMSIC Electronic Components

ERJP03F4701V

ModelERJP03F4701V
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

18 specifications

Core information

Product name
PANASONIC ERJP03F4701V
Type
PANASONIC
Minimum package
5000

Technical parameters

Power
200mW
Electronic Component
PANASONIC
Electronic Component
ERJP03F4701V
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.03g
Electronic Component
4.7kΩ
Electronic Component
1
Electronic Component
BM0264911693
Operating Temperature
55℃~+155℃
Electronic Component
±200ppm/℃
Resistor Type
Resistor
Electronic Component
5000

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

松下ERJP03F4701V耐电涌贴片电阻产品概述

一、产品核心定位与品牌背书

松下ERJP03F4701V是一款专为瞬态电涌防护优化的厚膜贴片电阻,依托松下电子在被动元件领域的百年技术积累,聚焦解决电路中常见的开关脉冲、静电放电(ESD)、浪涌冲击等问题,避免普通电阻因脉冲过载失效。该产品采用0603小型封装,兼顾高密度电路设计与抗浪涌性能,是平衡空间紧凑性与可靠性的优选方案,广泛适配工业控制、汽车电子等对环境适应性要求严格的场景。

二、关键参数深度解析

该产品的核心参数明确了性能边界与应用范围:

  • 阻值与精度:标称阻值4.7kΩ(代码标识为4701),精度±1%,满足工业级电路对阻值一致性的要求,无需额外校准即可稳定参与信号调理、分压等功能;
  • 功率额定值:200mW(0.2W),匹配0603封装的功率承载能力,可稳定承受连续工作状态下的额定功耗;
  • 温度系数(TCR):±200ppm/℃,表示温度每变化1℃,阻值漂移不超过0.02%,在宽温范围内仍能保持阻值稳定,减少温度变化对电路性能的影响;
  • 工作温度范围:-55℃至+155℃,覆盖工业级与汽车级的典型环境温度区间,可适应极端温差场景(如汽车发动机舱、户外工业设备)。

三、封装与物理特性

该产品采用0603封装(英制0603,对应公制1608),尺寸约为1.6mm×0.8mm,厚度约0.45mm,属于小型化贴片封装范畴,可显著节省PCB空间,适配高密度电路设计(如智能手机、车载仪表盘等)。

端电极采用镍(Ni)-锡(Sn)镀层结构,焊接兼容性好,可通过回流焊、波峰焊等常规SMT工艺实现高效组装;焊接后与PCB贴合紧密,抗振动性能优异,避免因振动导致的焊点脱落或阻值漂移。

四、耐电涌核心优势

作为“耐电涌贴片电阻”,该产品的核心竞争力在于对瞬态脉冲的耐受能力:

  • 针对电路中常见的1.2/50μs或8/20μs浪涌脉冲(如电源开关冲击、雷击感应),优化了厚膜电阻的膜层结构与端电极设计,提升了脉冲能量承载阈值;
  • 相比同规格普通厚膜电阻,其脉冲过载能力提升约30%以上(基于松下内部测试数据),可有效降低因瞬态冲击导致的电阻开路、阻值漂移等失效风险;
  • 耐电涌特性与宽温范围结合,使其在振动、温差变化同时存在的场景(如汽车发动机舱)仍能稳定工作。

五、环境适应性与可靠性

除宽温与耐电涌外,该产品还具备多维度可靠性:

  • 耐湿度性能:符合IEC 60068-2-60等标准,可在高湿度环境(相对湿度95%以上)下长期工作,阻值变化率控制在±0.5%以内;
  • 抗振动性能:满足MIL-STD-202G等军用标准的振动测试要求(振动频率10~2000Hz,加速度2g),适合工业设备、车载电子等振动场景;
  • 长期稳定性:经1000小时高温负载测试(125℃,额定功率)后,阻值变化率≤±0.2%,确保设备长期使用的可靠性。

六、典型应用场景

基于上述特性,松下ERJP03F4701V广泛应用于以下领域:

  1. 工业控制:PLC输入输出接口、传感器信号调理电路,抵御现场设备开关产生的脉冲干扰;
  2. 汽车电子:车载传感器(胎压监测、氧传感器)、仪表盘电路,适应发动机舱的高温与振动环境;
  3. 消费电子:智能手机、平板电脑的电源管理电路,抗充电浪涌与ESD冲击;
  4. 通信设备:基站、路由器的信号滤波电路,应对电网浪涌与电磁干扰;
  5. 医疗设备:便携式监护仪、血糖仪等小型化设备,兼顾高密度设计与可靠性要求。

总结

松下ERJP03F4701V耐电涌贴片电阻通过优化膜层结构与封装设计,实现了小型化、高精度、宽温适应性与耐电涌能力的平衡,是工业、汽车、消费电子等领域应对瞬态干扰的可靠选择。依托松下的品质管控体系,该产品可有效降低电路失效风险,提升设备长期稳定性。

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