WMSIC Electronic Components

Sunway SC0805J1004F4ANRH

ModelSC0805J1004F4ANRH
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Sunway SC0805J1004F4ANRH
Type
SUNWAY
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
SUNWAY
Electronic Component
SC0805J1004F4ANRH
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.028g
Electronic Component
1MΩ
Electronic Component
1
Electronic Component
BM0266060209
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.

SC0805J1004F4ANRH 厚膜贴片电阻产品概述

SC0805J1004F4ANRH是信维通信(Sunway)推出的0805封装通用厚膜贴片电阻,针对工业控制、消费电子、通信等领域的阻抗匹配、分压滤波、信号调理等场景设计,兼具稳定电气性能与宽环境适应性,是量产电路中性价比突出的基础元器件。

一、产品核心定位与关键特性

该电阻以成本优化+性能稳定为核心定位,满足大多数通用电路的阻值需求,关键特性包括:

  • 阻值精准:标称1MΩ(1004编码规则),精度±5%(J级),覆盖95%以上通用场景;
  • 温漂可控:±100ppm/℃温度系数,宽温下阻值波动小;
  • 功率电压兼容:125mW额定功率、150V工作电压,适配低功耗到中等电压电路;
  • 封装紧凑:0805英制封装(公制2012),体积仅2.0×1.2mm,支持高密度PCB布局;
  • 宽温范围:-55℃~+155℃工作温度,满足工业级环境要求。

二、基础参数详细解析

1. 阻值与精度

  • 标称阻值:1MΩ(编码“1004”:前3位有效数字100,第4位倍率10⁴,即100×10⁴=1e6Ω);
  • 精度等级:J级,对应±5%误差范围,可满足分压、滤波、限流等基础电路需求,无需高精度电阻的场景下性价比显著。

2. 功率与电压

  • 额定功率:125mW(长期安全工作的最大功率,需结合温度降额);
  • 工作电压:150V(直流/交流最大施加电压),在1MΩ阻值下,150V对应的功率为22.5mW,远低于额定功率,电压能力无瓶颈。

3. 温度特性

  • 温度系数(TCR):±100ppm/℃,即温度每变化1℃,阻值变化±100×10⁻⁶倍(如25℃时1MΩ,100℃时变化量为75Ω,阻值范围999925Ω~1000075Ω);
  • 工作温度:-55℃(低温极限)~+155℃(高温极限),覆盖工业户外(北方冬季)、设备内部散热(高温环境)等场景。

4. 封装规格

  • 英制:0805(长0.08英寸×宽0.05英寸);
  • 公制:2012(长2.0mm×宽1.2mm×厚0.5mm);
  • 引脚间距:约0.5mm,兼容主流SMT贴装设备,适合批量生产。

三、封装与工艺优势

1. 厚膜印刷工艺

采用陶瓷基板+厚膜电阻浆料印刷烧结而成,相比薄膜电阻成本降低30%以上,相比线绕电阻体积缩小80%;厚膜层附着力强,抗机械应力(振动、冲击)能力优于薄膜电阻,适合汽车电子等振动场景。

2. 0805封装价值

  • 体积小:减少PCB面积30%,提升电路密度;
  • 贴装高效:兼容回流焊、波峰焊,生产效率比插件电阻提升5倍;
  • 散热性佳:陶瓷基板导热快,避免局部过热导致阻值漂移。

四、典型应用场景

1. 工业控制电路

  • PLC输入输出模块的分压电阻;
  • 温度传感器(如PT100)的信号调理网络;
  • 电机驱动电路的限流保护电阻。

2. 消费电子

  • 智能手机PMIC(电源管理芯片)的反馈电阻;
  • 音频电路的滤波电阻;
  • LED背光驱动的限流电阻。

3. 通信设备

  • 路由器/交换机的阻抗匹配网络;
  • 基站射频电路的偏置电阻;
  • 光纤收发器的信号分压电阻。

4. 汽车电子

  • 车载显示屏背光驱动电阻;
  • 胎压监测(TPMS)的信号调理电阻;
  • 车载音响的滤波电阻(宽温范围支持汽车级要求)。

五、可靠性与环境适应性

  • 高低温稳定性:经-55℃~155℃循环测试(5次循环,每次1小时),阻值变化率<±1%;
  • 抗环境能力:符合IEC 60068-2-6(振动:10~2000Hz,2g加速度)、IEC 60068-2-27(冲击:1000m/s²,1ms)标准;
  • 长期老化:额定条件下工作1000小时,阻值变化率<±0.5%,适合长期运行设备。

六、选型与使用注意事项

1. 选型匹配

若需更高精度(±1%)、更低温漂(±50ppm/℃),需切换至薄膜电阻型号;若需更大功率(≥0.25W),需选择0805以上封装。

2. 焊接工艺

  • 回流焊:峰值温度235~245℃,时间≤10秒;
  • 波峰焊:温度≤260℃,时间≤3秒;
  • 避免手工焊接(易导致局部过热)。

3. 降额使用

工作温度>125℃时,需按温度降额:155℃时额定功率降额至80%(即100mW),确保可靠性。

4. 存储防护

  • 环境:0~40℃,相对湿度<60%,避免腐蚀性气体;
  • 开封后1个月内用完,存储时间不超过12个月;
  • 贴装时需防静电(手环、防静电包装)。

SC0805J1004F4ANRH凭借稳定性能、紧凑封装与宽适应性,成为多领域通用电路的理想选择,信维通信的工艺保障确保了量产一致性,可满足客户批量需求。

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