WMSIC Electronic Components

Sunway SC0805F4301F4ANRH

ModelSC0805F4301F4ANRH
Package0805
BrandSUNWAY
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 Option 164911

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Sunway SC0805F4301F4ANRH
Type
SUNWAY
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
SUNWAY
Electronic Component
SC0805F4301F4ANRH
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.028g
Electronic Component
4.3kΩ
Electronic Component
1
Electronic Component
BM0266186098
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.

SC0805F4301F4ANRH 贴片厚膜电阻产品概述

一、产品基本属性

SC0805F4301F4ANRH是信维通信(Sunway)推出的一款厚膜贴片电阻,采用0805封装(英制规格,对应公制2012尺寸),专为小功率电路设计。该型号兼具稳定的阻值特性与宽温区适应性,可满足消费电子、工业控制等多场景的应用需求,是电子设备中阻值4.3kΩ的常规选型方案。

二、核心性能参数详解

1. 阻值与精度

标称阻值为4.3kΩ(4300Ω),精度±1%,能有效控制电路中的阻值偏差,避免信号失真或功率损耗异常。例如在分压电路中,±1%的精度可保证输出电压的一致性,适合对信号精度要求较高的场景。

2. 功率与电压

  • 额定功率:125mW(0.125W),适配小功率电路(如信号调理、电源偏置);
  • 最大工作电压:150V。需注意实际使用时需同时满足功率限制——150V下电路电流约34.9mA,实际功率仅5.2mW(远低于额定功率),可安全工作;若电流过大导致功率超125mW,需降额使用。

3. 温度系数(TCR)

±100ppm/℃,表示温度每变化1℃,阻值变化±0.01%。以工作温区最大温差(-55℃至155℃,温差210℃)计算,阻值总漂移约±2.1%,在多数应用中可忽略,保证电路性能稳定。

4. 工作温区

-55℃~+155℃,覆盖工业级温度范围,可适应极端高低温环境(如户外设备、车载辅助电路等),避免温度变化导致的电路失效。

三、封装与物理特性

该电阻采用0805贴片封装,尺寸为0.08英寸×0.05英寸(约2.0mm×1.2mm),适配主流SMT(表面贴装技术)生产线,可实现高效批量生产,同时节省PCB布局空间,符合电子设备小型化、轻量化的设计趋势。

其厚膜工艺通过在陶瓷基板上印刷电阻浆料并烧结而成,兼具成本优势与性能稳定性:抗冲击、抗振动能力优于部分薄膜电阻,适合长期可靠运行;且厚膜电阻的阻值范围覆盖广,可满足多样化需求。

四、典型应用场景

SC0805F4301F4ANRH的性能参数使其适配多种电子设备:

  • 消费电子:手机、平板、智能穿戴的信号滤波、电源分压电路(小功率需求匹配125mW额定功率);
  • 工业控制:PLC模块、传感器信号处理电路(宽温区-55~155℃满足工业环境);
  • 通信设备:基站、路由器的射频周边电路(信维通信的通信领域背景下,该电阻可作为天线配套电路的阻值元件);
  • 车载辅助电路:部分非车规级车载小功率电路(如车内传感器信号调理,需注意确认具体车规要求)。

五、可靠性与环境适应性

  1. 温区稳定性:宽温区设计避免了高低温下阻值漂移对电路的影响,适合极端环境应用;
  2. TCR控制:±100ppm/℃的温度系数保证了温度变化时阻值的一致性,减少电路参数波动;
  3. 工艺可靠性:厚膜工艺的抗冲击、抗振动性能,可应对运输、使用中的机械应力;
  4. 降额建议:实际功率建议不超过额定功率的80%(即100mW),可进一步延长产品寿命,提升可靠性。

六、选型对比优势

与同封装(0805)、同阻值的其他电阻相比:

  • 精度更优:±1%的精度优于常见的±5%电阻,适合对信号精度要求较高的场景;
  • 温区更广:工业级-55155℃覆盖范围,远优于商业级(070℃)电阻;
  • 稳定性更好:±100ppm/℃的TCR比±200ppm/℃的电阻阻值漂移更小;
  • 品牌保障:信维通信作为国内知名电子元器件厂商,供应链稳定,产品一致性好。

SC0805F4301F4ANRH平衡了性能、成本与可靠性,是多种电子设备中4.3kΩ阻值、0805封装贴片电阻的优选方案,可满足不同行业的多样化应用需求。

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