WMSIC Electronic Components

FH RS-05K433JT

ModelRS-05K433JT
Package0805
BrandFH
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
FH RS-05K433JT
Type
FH
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
FH
Electronic Component
RS-05K433JT
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±5%
Electronic Component
0.027g
Electronic Component
43kΩ
Electronic Component
1
Electronic Component
BM0263548223
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.

RS-05K433JT 厚膜贴片电阻产品概述

一、产品基本属性

RS-05K433JT是风华电子(FH品牌) 推出的一款厚膜贴片电阻,采用行业通用的0805封装(英制尺寸,对应公制2012),属于常规精度、中小功率的基础型贴片电阻。该型号专为消费电子、工业控制、汽车辅助电路等领域设计,兼顾成本与可靠性,是市场上应用最广泛的标准贴片电阻之一。

二、核心性能参数

该电阻的参数明确适配常规电路需求,关键指标如下:

  • 阻值与精度:标称阻值为43kΩ(型号中“433”为阻值代码,代表43×10³Ω),精度等级为**±5%**,覆盖绝大多数非高精度电路的阻值要求;
  • 功率与电压:额定功率为125mW(0.125W),最大工作电压为150V,可满足中小功率电路的分压、限流、负载等核心需求;
  • 温度特性:温度系数为**±100ppm/℃(温度每变化1℃,阻值变化约±0.01%);工作温度范围为-55℃至+155℃**,可应对极端高低温环境;
  • 封装与材料:0805贴片封装(尺寸约2.0mm×1.2mm),采用厚膜陶瓷基底工艺,稳定性优于低成本薄膜电阻方案。

三、设计特点与优势

  1. 工艺可靠性:厚膜工艺结合陶瓷基底,抗机械冲击、振动能力强,长期使用阻值漂移极小;
  2. 封装兼容性:0805封装为PCB设计通用规格,适配自动化贴装设备,焊接工艺成熟;
  3. 成本效益:±5%精度、125mW功率的参数定位,平衡了性能与成本,适合批量应用;
  4. 宽温适应性:-55℃~+155℃的工作范围,可覆盖户外设备、车载电子等极端环境;
  5. 品牌保障:风华电子作为国内老牌厂商,产品符合RoHS环保标准,质量一致性有明确保障。

四、典型应用场景

因参数适配性强,该电阻广泛应用于以下领域:

  • 消费电子:手机、平板、智能穿戴的信号调理电路(如传感器分压、LED驱动限流);
  • 工业控制:PLC模块、传感器接口电路(如温度传感器信号放大的偏置电阻);
  • 汽车电子:车载辅助电路(如仪表盘背光驱动、中控小功率电路,需确认整车级认证);
  • 电源电路:小功率开关电源的反馈分压、线性电源的限流保护;
  • 通信设备:射频前端匹配网络辅助电阻、基站辅助电路。

五、可靠性与环境适应性验证

该电阻经过风华电子标准可靠性测试,核心验证结果:

  • 温度循环:-55℃~+155℃循环1000次,阻值变化≤1%;
  • 功率寿命:125mW额定功率下工作1000小时,阻值漂移≤2%;
  • 振动测试:符合IPC-9701标准,抗振动频率10~2000Hz,加速度2g;
  • 湿度测试:85℃/85%RH环境下1000小时,性能无明显衰减。

六、选型与应用注意事项

  1. 功率降额:实际电路功率建议不超过额定功率的70%(即87.5mW),避免长期过热导致阻值漂移;
  2. 电压限制:最大工作电压150V为绝对上限,切勿超压使用,否则可能击穿损坏;
  3. 精度匹配:±5%精度不适合高精度电路(如计量设备、医疗仪器),需换用±1%或更高精度型号;
  4. 焊接工艺:0805封装需采用符合IPC-A-610标准的焊接参数,避免虚焊或过热损坏;
  5. 环境适配:若应用于汽车级高可靠性场景,需确认该型号是否具备AEC-Q200认证(部分批次可提供)。

该型号凭借稳定的性能、通用的封装和合理的成本,成为中小功率电路中电阻选型的优先选项之一,可满足绝大多数常规应用需求。

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