WMSIC Electronic Components

VISHAY CRCW1206392KFKEA

ModelCRCW1206392KFKEA
Package1206
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
VISHAY CRCW1206392KFKEA
Type
VISHAY
Minimum package
5000 圆盘

Technical parameters

Power
250mW
Electronic Component
Electronic Component
Electronic Component
VISHAY
Electronic Component
CRCW1206392KFKEA
Electronic Component
1
Package
1206
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.034g
Electronic Component
392kΩ
Electronic Component
1
Electronic Component
BM0058424996
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.

VISHAY CRCW1206392KFKEA 厚膜贴片电阻产品概述

一、产品核心定位与品牌背景

CRCW1206392KFKEA是VISHAY(威世)半导体推出的通用型厚膜贴片电阻,针对需要中等功率、高精度且宽温度适应性的电路设计,属于VISHAY CRCW系列(1206封装)的标准量产产品。VISHAY作为全球无源器件领域的龙头企业,其厚膜电阻以工艺稳定、性能一致性好著称,该型号延续了品牌在工业级可靠性与成本控制上的平衡优势,广泛覆盖工业、通信、消费电子等多领域需求。

二、关键技术参数深度解析

该型号的核心参数直接决定其适用场景,具体解析如下:

  1. 阻值与精度:标称阻值392kΩ,精度±1%——满足大部分信号调理、分压网络的稳定需求,避免因阻值偏差导致的控制误差或信号失真;
  2. 功率等级:额定功率250mW(1/4W)——适配中等功耗电路(如电源滤波、传感器驱动),长期工作无过热风险;
  3. 温度系数(TCR):±100ppm/℃——温度每变化1℃,阻值变化为标称值的百万分之一。以25℃为基准,125℃时阻值变化约3.92kΩ,仍在±1%精度范围内,确保宽温环境下性能稳定;
  4. 工作温度范围:-55℃~+155℃——覆盖工业级、汽车级(部分场景)的极端温度需求,可在低温存储、高温工作环境下可靠运行;
  5. 封装尺寸:1206(公制3.2mm×1.6mm)——贴片封装通用,兼容主流SMT生产线,焊接工艺简单,适合批量生产。

三、封装工艺与物理特性

CRCW1206392KFKEA采用厚膜印刷烧结工艺制造,在氧化铝陶瓷基板上印刷电阻浆料并高温烧结,具备以下优势:

  • 一致性优异:批量生产时阻值偏差控制严格,减少电路调试工作量;
  • 抗冲击性强:厚膜结构对机械应力、热冲击的耐受性优于薄膜电阻,适合振动环境;
  • 环保合规:符合RoHS 2.0及REACH标准,无铅焊盘设计(部分版本),适配绿色制造需求;
  • 焊盘兼容性:焊盘尺寸适配回流焊、波峰焊工艺,焊点可靠性高,长期使用无虚焊风险。

四、可靠性与环境适应性验证

该型号经过多项行业标准测试,确保不同场景下的稳定运行:

  • 功率稳定性:250mW额定功率下连续工作1000小时,阻值漂移≤0.5%,远低于行业标准;
  • 温湿度测试:85℃/85%RH环境下放置1000小时,阻值变化≤1%,适合潮湿地区或高湿度环境;
  • 机械振动测试:通过10~2000Hz振动频率测试,无开路、短路或阻值突变,适合车载、工业设备等振动场景;
  • ESD防护:具备基本静电防护能力(≥2kV),避免生产过程中因静电损坏器件。

五、典型应用场景

CRCW1206392KFKEA因参数均衡,广泛应用于以下领域:

  1. 工业控制:PLC模块信号分压、温度/压力传感器校准电阻、电机驱动限流;
  2. 通信设备:射频前端阻抗匹配、信号衰减网络、电源滤波分压;
  3. 消费电子:音频设备音调控制、电源适配器电压反馈、智能家电控制电路;
  4. 汽车电子:辅助系统(倒车雷达、中控屏)信号处理、传感器接口电路(基础参数满足宽温需求,部分场景需车规认证)。

六、选型与使用注意事项

  1. 功率降额:高温环境(>100℃)下建议降额至200mW(额定值80%),避免长期过热;
  2. 焊接温度:回流焊峰值温度≤245℃,时间≤10秒,防止损坏电阻浆料;
  3. 静电防护:生产中佩戴防静电手环,使用防静电工作台,避免静电击穿;
  4. 存储条件:未开封器件存储于1030℃、3070%RH环境,开封后尽快使用,避免受潮。

该型号作为VISHAY的成熟产品,凭借稳定性能、通用封装及合理成本,成为电路设计中392kΩ±1%、1/4W厚膜电阻的优选方案。

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