WMSIC Electronic Components

UNI-ROYAL 25121WF100JT4E

Model25121WF100JT4E
Package2512
BrandUNI-ROYAL
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
UNI-ROYAL 25121WF100JT4E
Type
UNI-ROYAL
Minimum package
4000 圆盘

Technical parameters

Power
1W
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
25121WF100JT4E
Electronic Component
1
Package
2512
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.06g
Electronic Component
10Ω
Electronic Component
1
Electronic Component
BM0230099633
Operating Temperature
55℃~+155℃
Operating Voltage
200V
Electronic Component
±400ppm/℃
Resistor Type
Resistor

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

25121WF100JT4E 产品概述

一 产品简介

25121WF100JT4E 是 UNI-ROYAL(厚声)系列的贴片厚膜电阻,封装尺寸为 2512(英制),阻值 10Ω,精度 ±1%,额定功率 1W,最高工作电压 200V。该型号设计用于需要中等功率、较高可靠性和稳定性的表面贴装应用,适配工业类电子设备的电流采样、限流与能量耗散等场合。

二 主要参数

  • 阻值:10Ω
  • 精度:±1%
  • 功率:1W(基板环境下额定)
  • 工作电压:200V
  • 温度系数(TCR):±400 ppm/°C
  • 工作温度范围:-55℃ ~ +155℃
  • 封装:2512(约 6.3 mm × 3.1 mm)
  • 类型:厚膜电阻(贴片)

三 产品特性与优势

  • 稳定性好:厚膜工艺结合 UNI-ROYAL 的制造流程,能在常见环境下保持阻值稳定性,TCR ±400 ppm/°C 适合一般温度变化场合。
  • 功率承载能力适中:1W 额定功率满足多数贴片电源、驱动及信号电路的耗散需求。
  • 高工作电压:200V 的额定工作电压允许在较高电压场合使用,扩展了应用范围。
  • 封装便于自动化贴装:2512 大尺寸有利于自动化贴装与检验,同时便于焊接与散热管理。
  • 宽温域适应:-55℃ 至 +155℃ 的工作温度覆盖大部分工业、汽车电子及消费类极端温度要求。

四 典型应用场景

  • 电源模块:限流、充放电电路中的能量耗散与保护元件。
  • 工业控制:电机驱动、传感器前端的电流检测与保护。
  • 通信设备:用于阻抗匹配、保护和退耦等。
  • 消费类电子:需中等功率耗散的电路区域,如充电设备的限流元件。

五 选型与使用建议

  • 降额使用:为保证长期可靠性,建议在高温或长期负载下对额定功率进行适当降额(例如在高于 70℃ 时参考厂商降额曲线)。
  • 热管理:2512 封装具备较好散热,但在高功耗应用中仍建议优化 PCB 散热(增大铜箔面积、使用散热过孔等)。
  • 精度与漂移:±1% 精度和 ±400 ppm/°C 的 TCR 适合多数控制与分流场合;若需更高精度或更低温漂,请考虑金属膜或合金电阻替代方案。
  • 焊接工艺:适配常规回流焊装贴技术;具体焊接温度曲线与工艺参数请参考生产厂商推荐的工艺资料。

六 可靠性与环境适应

25121WF100JT4E 的设计考虑到工业级温度循环与电气负载,应通过常见的可靠性试验(如温度循环、湿热、焊接热稳定性、功率负载寿命测试)。在实际设计中,建议参考厂家提供的详细寿命与可靠性数据以满足特殊环境要求。

七 包装与供货

该系列通常提供卷盘(Reel)或带装(Tape & Reel)以适应 SMT 自动化生产。大批量采购时可与供应商确认包装形式、出货周期与可追溯批次信息。

八 小结

25121WF100JT4E 为一款兼顾功率与可靠性的 2512 尺寸厚膜贴片电阻,10Ω ±1% 的规格适合多种电源限流与能量耗散场合。其 1W 功率、200V 工作电压与宽温度范围赋予产品良好的应用适应性,但在高温或连续大功率场合应遵循降额与散热设计原则。欲获取更详细的电气特性曲线、寿命与焊接规范,请参考 UNI-ROYAL 的产品技术资料或联系供应商。

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