WMSIC Electronic Components

VISHAY CRCW0603390RFKEAHP

ModelCRCW0603390RFKEAHP
Package0603
BrandVISHAY
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
VISHAY CRCW0603390RFKEAHP
Type
VISHAY
Minimum package
5000 圆盘

Technical parameters

Power
333mW
Electronic Component
Electronic Component
Electronic Component
VISHAY
Electronic Component
CRCW0603390RFKEAHP
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.025g
Electronic Component
390Ω
Electronic Component
1
Electronic Component
BM0264778099
Operating Temperature
55℃~+155℃
Electronic Component
±100ppm/℃
Resistor Type
Resistor
Electronic Component
Electronic Component

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

CRCW0603390RFKEAHP厚膜贴片电阻产品概述

CRCW0603390RFKEAHP是国际元器件厂商VISHAY(威世)推出的一款工业级通用厚膜贴片电阻,属于该品牌经典CRCW系列0603封装产品线。其核心参数覆盖中小功率电路主流需求,凭借稳定电气性能、宽温范围及成熟工艺,成为消费电子、工业控制等领域的常用选型。

一、核心身份与定位

该产品以“高性价比+稳定可靠性”为核心,针对需要小型化、标准化电阻的场景设计:

  • 型号编码清晰:CRCW代表厚膜贴片电阻系列,0603为封装尺寸,390为阻值(Ω),编码后缀对应1%精度等级,属于VISHAY通用市场的成熟量产线,无需定制即可满足多数标准化电路需求。

二、关键电气性能解析

1. 阻值与精度

阻值为390Ω(E96标准系列),精度±1%——覆盖90%以上通用场景:比如信号分压、LED限流、模拟量输入校准等,既避免低精度(5%)的性能波动,又无需承担高精度(0.1%)的额外成本。

2. 功率与余量

额定功率333mW(1/3W),是0603封装厚膜电阻的常规等级。实际应用建议遵循80%降额原则(实际功耗≤266mW),留足安全余量——例如5V电源下LED限流(压降2V),电流≈7.7mA,功耗≈23mW,远低于额定值。

3. 温度特性

温度系数**±100ppm/℃(温度每变1℃,阻值变±0.039Ω),适配-55℃~+155℃**宽温范围:无论是北方户外工业传感器,还是汽车发动机舱辅助电路,都能保持阻值稳定。

三、物理封装与焊接兼容性

1. 0603封装尺寸

英制0603对应公制1.6mm×0.8mm,厚度≈0.45mm——是贴片电阻“小体积+高集成度”的典型代表,适合智能手机、智能穿戴等小型化设计。

2. 焊接工艺适配

支持回流焊、波峰焊主流工艺,焊接曲线符合IPC标准(峰值240℃~250℃,时间≤10秒),无引线设计减少虚焊风险,适配自动化贴装产线高速生产。

四、品牌与可靠性保障

VISHAY厚膜电阻工艺积累数十年,可靠性突出:

  • 一致性:每批次阻值、精度离散性控制在行业前列,避免批次波动;
  • 认证:符合AEC-Q200(汽车级)、IEC 61000等标准,部分批次通过高温老化测试;
  • 供应:成熟量产线无断供风险,适合批量产品长期采购。

五、典型应用领域

结合参数特性,主要应用于:

  1. 消费电子:手机主板信号分压、LED背光限流、音频偏置;
  2. 工业控制:PLC模拟量输入校准、传感器信号调理;
  3. 汽车电子:车载中控辅助电路、胎压监测信号电阻(适配车载温区);
  4. 通信设备:路由器/基站偏置电路、射频匹配电阻(小封装适配高密度PCB)。

六、选型与使用注意事项

  1. 功率降额:实际功耗≤额定值80%,避免高温失效;
  2. 焊接温度:严格遵循IPC回流焊曲线,避免峰值过高;
  3. 存储条件:未开封存常温(15℃~35℃)、干燥(湿度≤60%)环境,开封后1个月内用完;
  4. 精度匹配:精密测量场景需选0.1%精度替代型号。

整体来看,CRCW0603390RFKEAHP是一款“均衡性极强”的通用电阻,以合理成本覆盖多数工业与消费电子场景,是工程师选型的常规可靠选项。

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