WMSIC Electronic Components

VISHAY CRCW06032K32FKEA

ModelCRCW06032K32FKEA
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
VISHAY CRCW06032K32FKEA
Type
VISHAY
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
VISHAY
Electronic Component
CRCW06032K32FKEA
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.024g
Electronic Component
2.32kΩ
Electronic Component
1
Electronic Component
BM0229253060
Operating Temperature
55℃~+155℃
Operating Voltage
75V
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.

CRCW06032K32FKEA 产品概述

一、概述

CRCW06032K32FKEA 是 VISHAY(威世)旗下 CRCW 系列的 0603 封装厚膜贴片电阻,阻值 2.32 kΩ,精度 ±1%,功耗 0.1 W,温度系数 ±100 ppm/℃,工作温度范围 -55℃ ~ +155℃。该器件属于通用型厚膜芯片电阻,兼顾成本与性能,适合空间受限的表贴电路板设计。

二、主要参数(快速参考)

  • 系列:CRCW(厚膜芯片电阻)
  • 型号示例:CRCW06032K32FKEA
  • 封装:0603(1608 公制)
  • 阻值:2.32 kΩ
  • 精度:±1%(F)
  • 额定功率:0.1 W(在规定条件下)
  • 标称工作电压:75 V(器件结构或绝缘限制)
  • 实际由功耗决定的最大允许电压:Vmax = sqrt(P·R) ≈ sqrt(0.1·2320) ≈ 15.2 V
  • 温度系数(TCR):±100 ppm/℃
  • 工作温度:-55℃ ~ +155℃
  • 品牌:VISHAY(威世);符合常见环保与可靠性规范(详见供应商资料)

三、电气特性与使用限制

  • 虽然标称“工作电压”为 75 V,但必须同时满足功耗限制。按照 P = V^2 / R,若阻值为 2.32 kΩ 且允许功率 0.1 W,则跨接电压不应超过约 15.2 V,否则将超过额定功率并引起过热或损坏。工程应用时以较小者为准(通常以功耗为约束)。
  • ±1% 精度适合对阻值有中等要求的应用;TCR ±100 ppm/℃ 表示温度每变化 1℃ 阻值变化约 0.01%。例如从 25℃ 升至 125℃(ΔT = 100℃)理论上阻值可能变化约 1%(100 ppm/℃ × 100℃ = 10000 ppm = 1%),与初始公差同量级,关键电路需考虑温漂影响。

四、热稳定性与可靠性

  • 厚膜电阻具有良好的抗冲击性与成本优势,但与薄膜电阻相比长期稳定性与低噪声特性略逊一筹。常见可靠性试验包括高温存储、湿热、热冲击和焊接热循环,VISHAY 在出厂前做过相应验证,具体寿命与漂移请参考厂方的可靠性报告。
  • 建议在长期应用中对功率进行适当降额(例如 60%–70% 额定功率),以降低热应力并提高寿命。

五、封装与焊接注意事项

  • 0603 小封装适合高密度 PCB 布局,但在贴装与回流焊过程中对操作、焊膏用量和回流曲线要求更高。请遵循 VISHAY 建议的回流焊曲线(通常峰值温度约 240–260℃,具体以数据手册为准)。
  • 在回流焊后检测端焊可靠性,避免过长高温暴露导致阻值漂移。注意防潮防静电包装管理,取用后尽快贴片并回流。

六、典型应用场景

  • 通用分压器、偏置网络、耦合与去耦电路中的限流与阻抗设定
  • 移动设备、仪表、消费电子、工业控制中对体积和成本有要求的电阻场合
  • 数模混合电路中非精密参考用途(需注意 TCR 与温漂)

七、选型与替代建议

  • 若对温漂与稳定性要求更高,可考虑薄膜电阻或金属膜电阻,TCR 更低且长期漂移更小。
  • 若需更高功率或更高电压,应选用更大封装或功率等级更高的器件。
  • 请在最终设计前确认 VISHAY 数据手册以核实封装、包装(盘带卷装)和可靠性参数。

八、采购与储存建议

  • 采购时核对完整型号与包装代码,索取并查阅最新数据手册与可靠性文件。
  • 存储时保持干燥、避光、防静电;长时间存放建议按厂商建议的密封干燥包装条件保存。
  • 贴片加工环境请保持 ESD 保护与严格的工艺控制,确保焊接良率与电阻稳定性。

如果需要,我可帮您查找该型号的最新数据手册重点参数或计算在特定工况(温度、功率、频率)下的行为预估。

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