WMSIC Electronic Components

Walsin WR04X1500FTL

ModelWR04X1500FTL
Package0402
Brand(Walsin)
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 Date code within 2 years

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
(Walsin) WR04X1500FTL
Type
WALSIN
Unit
Electronic Component
Minimum package
10000 圆盘

Technical parameters

Power
62.5mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
(WALSIN)
Electronic Component
WR04X1500FTL
Electronic Component
1
Package
0402
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.012g
Electronic Component
150Ω
Electronic Component
10
Electronic Component
BM0259011968
Operating Temperature
55℃~+155℃
Operating Voltage
50V
Electronic Component
±100ppm/℃

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

WR04X1500FTL厚膜固定电阻器产品概述

一、产品定位与品牌背景

WR04X1500FTL是华新科(Walsin)推出的小型化厚膜固定电阻器,针对高密度PCB设计场景,主打低功率信号调理与电路匹配应用。华新科作为全球被动元器件领域的核心供应商,在厚膜电阻工艺上拥有20余年积累,产品以一致性、稳定性和成本优势覆盖消费电子、工业控制、汽车电子等多赛道,该型号是其0402封装系列的经典款之一。

二、核心电气性能参数

该电阻器的关键参数围绕精度、功率、温漂三大核心指标设计,满足多数通用电路需求:

  1. 阻值与精度:标称阻值150Ω,精度±1%——该等级可覆盖大多数信号分压、限流、匹配场景,无需额外校准即可满足基础工程要求;
  2. 功率与电压:额定功率1/16W(对应62.5mW),最大工作电压50V——适合低功耗电路(如传感器信号放大、微控制器I/O口限流),不支持大功率负载;
  3. 温度系数(TCR):±100ppm/℃——温度每变化1℃,阻值变化0.015Ω(150Ω×100×10⁻⁶)。在工作温度范围(-55℃~+155℃)内,最大阻值变化约3.15Ω,结合±1%初始精度(1.5Ω),总偏差控制在4.65Ω以内,宽温环境下稳定性可靠。

三、物理封装与工艺特性

  1. 封装规格:采用0402封装(公制1005,长1.0mm×宽0.5mm)——是目前小型化电路的主流封装之一,可将PCB元件密度提升30%以上,适配智能手机、智能穿戴、物联网模块等紧凑设计;
  2. 厚膜工艺优势:通过丝网印刷电阻浆料、高温烧结(850℃左右)制作,相比薄膜电阻成本降低20%~30%,且抗冲击、抗老化性能更优,适合批量生产与长期使用;
  3. 焊接兼容性:无引脚片式设计,支持回流焊、波峰焊,焊接温度需控制在260℃以内(单次焊接≤10秒),避免高温损坏电阻膜层。

四、环境适应性表现

该电阻器的环境耐受能力满足工业级与消费电子宽温需求:

  • 工作温度:-55℃~+155℃——覆盖全球多数地区环境温度(如寒冷地区冬季、高温地区夏季),也可适配部分工业设备内部高温场景;
  • 耐湿性能:厚膜电阻本身防潮性较好,常规湿度(≤85%RH)下可长期稳定工作;
  • 抗机械应力:片式封装结构紧凑,抗振动(10~2000Hz,1g)、抗冲击(1000g,0.1ms)性能优于直插电阻,适合移动电子设备(如车载终端、手持仪器)。

五、典型应用场景

WR04X1500FTL因小封装、低功率、稳定温漂的特点,主要应用于:

  1. 消费电子:智能手机电源管理模块限流电阻、智能手环传感器信号调理电路;
  2. 工业控制:小型PLC I/O口匹配电阻、温度/压力传感器信号放大电路;
  3. 汽车电子:车载显示屏背光控制电阻、车载传感器信号预处理电路(非高温高压核心场景);
  4. 物联网设备:LoRa/BLE无线模块信号匹配电阻、电池管理系统分压电阻。

六、选型与使用注意事项

  1. 功率降额:实际功率建议不超过额定值的50%(≤31.25mW),可延长寿命5倍以上;
  2. 精度匹配:若需±0.1%高精度,需选薄膜电阻;若仅需±5%,可考虑成本更低的替代款;
  3. 焊接与存储:焊接避免高温过冲,存储需在室温(25℃)、干燥(≤60%RH)环境,避免阳光直射与化学腐蚀;
  4. 电压限制:工作电压不得超过50V,避免击穿电阻膜层。

该型号凭借成本、性能与封装的平衡,成为小型化电路中信号级电阻的高性价比选择。

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