WMSIC Electronic Components

Sunway SC2512J1000F1WNKH

ModelSC2512J1000F1WNKH
Package2512
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 SC2512J1000F1WNKH
Type
SUNWAY
Minimum package
4000 圆盘

Technical parameters

Power
1W
Electronic Component
Electronic Component
Electronic Component
SUNWAY
Electronic Component
SC2512J1000F1WNKH
Electronic Component
1
Package
2512
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.06g
Electronic Component
100Ω
Electronic Component
1
Electronic Component
BM0266065716
Operating Temperature
55℃~+155℃
Operating Voltage
200V
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.

SC2512J1000F1WNKH 厚膜贴片电阻产品概述

一、产品基本定位与核心属性

SC2512J1000F1WNKH是信维通信(Sunway)推出的工业级厚膜贴片功率电阻,采用2512标准贴片封装,核心定位为通用型功率电阻,适配多数对阻值精度、功率承载有基础要求且需宽温工作的电子电路场景。该产品继承了厚膜电阻的高稳定性、低成本优势,同时兼顾功率容量与封装尺寸的平衡,是工业控制、通信设备、电源模块等领域的常规选型器件。

二、关键性能参数详解

1. 阻值与精度

标称阻值100Ω,精度等级为±5%(型号中“J”代表精度档),可满足90%以上非高精度要求的电路需求(如分压、限流、负载匹配等)。同批次产品阻值离散度控制在±0.2%以内,批次一致性优于行业平均水平。

2. 功率容量

额定功率1W,可稳定承载1W以内的连续功率损耗;若电路存在脉冲功率需求,需参考信维提供的降额曲线选型(脉冲功率下需将平均功率降低至额定值的70%以内)。

3. 温度系数

±100ppm/℃,即环境温度每变化1℃,阻值变化幅度不超过±0.01%。在-55℃~+155℃全温区范围内,最大阻值变化量约为±2.1%(210℃温差×100ppm),实际应用中因电路工作温度波动通常小于全温区,阻值稳定性更优。

4. 工作电压

最大允许工作电压200V,该参数为器件的绝缘耐压能力(与功率无关)。实际使用中需同时满足“功率≤1W”与“电压≤200V”两个条件(以100Ω为例,实际最大安全电压为√(1W×100Ω)=10V)。

5. 温区范围

-55℃~+155℃,符合工业级器件的宽温要求,可适应严寒(如户外通信基站)、高温(如工业变频器机箱)等极端环境。

三、封装与结构特点

1. 封装规格

2512封装(英制尺寸:0.25英寸×0.12英寸,对应公制6.4mm×3.2mm),属于中功率贴片电阻的常规封装,兼容主流SMT生产线(回流焊、波峰焊工艺),焊接后焊点机械强度可靠(拉脱力≥5N)。

2. 结构工艺

采用厚膜烧结工艺:以高纯度氧化铝陶瓷为基片,印刷钌基电阻浆料后经1200℃高温烧结形成电阻膜,再通过印刷银电极、镍层、锡层形成可焊端,表面覆盖环氧树脂保护层,兼具防潮、防氧化、抗机械损伤能力。

3. 可焊性

电极采用“银→镍→锡”三层结构,符合IPC J-STD-001标准,回流焊温度范围(220℃~260℃)内焊接性良好,无虚焊、假焊风险。

四、典型应用场景

该产品因宽温、高稳定、中等功率的特点,广泛应用于以下领域:

  1. 工业控制:PLC输入输出模块限流电阻、变频器电流检测分压电阻、伺服系统反馈电路负载电阻;
  2. 通信设备:基站RRU电源分配限流、路由器/交换机信号分压网络、光模块偏置电路电阻;
  3. 电源模块:DC-DC转换器反馈电阻、开关电源过流保护电阻、BMS均衡电阻;
  4. 汽车电子:车载中控电源电路、胎压监测系统信号处理电阻(宽温适配车载环境);
  5. 消费电子:高端笔记本电源适配器、智能家居控制电路限流电阻。

五、可靠性与环境适应性

  1. 长期稳定性:155℃高温下连续工作1000小时,阻值变化率≤±1%(符合工业级器件要求);
  2. 抗环境应力:环氧树脂保护层可抵御95%RH以上潮湿、盐雾(IEC 60068-2-11标准)、机械振动(20Hz~2000Hz,10g加速度无开路/短路);
  3. 温度循环可靠性:-55℃~+155℃循环500次,阻值变化率≤±0.5%,无封装开裂、电极脱落问题。

六、品牌与品质保障

信维通信作为国内领先的通信元器件提供商,SC2512J1000F1WNKH严格遵循:

  1. 环保认证:符合RoHS 2.0、REACH(SVHC)指令,无铅无镉;
  2. 质量体系:通过ISO 9001:2015认证,批次一致性管控严格;
  3. 技术支持:提供完整datasheet、降额曲线、焊接工艺指导,可定制选型建议。

该产品以高性价比、宽温适配性成为工业及通信领域的主流选型,可满足多数常规电路的功率电阻需求。

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