WMSIC Electronic Components

Sunway SC0805J18R0F4ANRH

ModelSC0805J18R0F4ANRH
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 164977

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Sunway SC0805J18R0F4ANRH
Type
SUNWAY
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
SUNWAY
Electronic Component
SC0805J18R0F4ANRH
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.027g
Electronic Component
18Ω
Electronic Component
1
Electronic Component
BM0266186103
Electronic Component
±100ppm/℃
Resistor Type
Resistor
Electronic Component
Electronic Component
Electronic Component
5000

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

SC0805J18R0F4ANRH 厚膜贴片电阻产品概述

SC0805J18R0F4ANRH是信维通信(Sunway)推出的通用型厚膜贴片电阻,采用0805(公制2012)封装,针对小功率电路的分压、限流、信号匹配等需求优化设计,兼具成本可控、性能稳定、尺寸紧凑等特点,广泛适配消费电子、工业控制、通信设备等领域。

一、核心参数与规格定义

该电阻的核心参数明确了应用边界,具体如下:

  • 电阻类型:厚膜电阻,通过丝网印刷电阻浆料并烧结于陶瓷基板制成,平衡成本与性能稳定性;
  • 阻值与精度:标称阻值18Ω,精度±5%(型号中“J”为精度代码,对应5%误差),满足大多数通用电路的偏差要求;
  • 功率等级:额定功率125mW(1/8W),适配0805封装的散热能力,稳定支撑小功率场景;
  • 温度系数:±100ppm/℃(型号中“F”为温度系数代码),表示温度每变化1℃,阻值变化为标称值的百万分之一百,常规工作温度(-55℃~125℃)下漂移可控;
  • 封装尺寸:0805(英制),公制尺寸2.0mm×1.2mm×0.5mm(典型值),适合高密度PCB布局。

二、封装与物理特性

0805封装是行业应用最广泛的贴片电阻封装之一,该产品封装特性包括:

  • 尺寸紧凑:2.0mm×1.2mm的外形,有效节省PCB空间,适配智能穿戴、手机等便携式设备的小型化设计;
  • SMT适配性:符合表面贴装工艺要求,可通过自动贴片机高速贴装,提升生产效率;
  • 机械稳定性:陶瓷基板提供良好机械强度,耐焊接热(260℃/10s)、耐搬运应力,适合批量生产流程。

三、性能特点与优势

  1. 宽温稳定:±100ppm/℃的温度系数在-55℃至125℃范围内,阻值变化量≤0.007Ω(18Ω×100ppm×180℃),满足环境温度波动场景的稳定需求;
  2. 成本可控:厚膜工艺成熟,生产效率高,相比薄膜电阻成本更低,适合大规模应用;
  3. 批次一致:信维通信采用严格工艺控制,同一批次电阻的阻值、温度系数偏差极小,减少电路调试重复工作;
  4. 可靠性达标:经过耐湿度循环(85℃/85%RH,1000h)、温度冲击(-55℃~125℃,100次)等测试,符合IEC 61000-4电磁兼容标准及行业质量要求。

四、典型应用场景

该电阻适配多种通用电路场景:

  • 消费电子:手机电源指示灯限流、平板传感器信号分压(温度/压力传感器调理);
  • 工业控制:小型PLC输入输出接口匹配电阻、传感器模块偏置电路;
  • 通信设备:路由器以太网接口差分线匹配电阻、交换机射频前端小信号偏置;
  • 通用汽车电子:车载音响信号调节、车载充电器限流(需结合具体车规要求);
  • 电源电路:小功率DC-DC转换器反馈分压、线性稳压器输出限流。

五、品牌与质量保障

信维通信(Sunway)是国内领先电子元器件制造商,专注被动元件、射频器件领域,产品通过ISO 9001、ISO 14001认证。SC0805系列电阻生产遵循行业标准,每批次出厂检测确保参数符合规格书,为客户提供稳定供应链支持。

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