WMSIC Electronic Components

UNI-ROYAL 0201WMF1542TEE

Model0201WMF1542TEE
Package0201
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 0201WMF1542TEE
Type
UNI-ROYAL
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0201WMF1542TEE
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.008g
Electronic Component
15.4kΩ
Electronic Component
50
Electronic Component
BM0265114453
Operating Temperature
55℃~+155℃
Operating Voltage
25V
Electronic Component
±200ppm/℃
Resistor Type
Resistor

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

0201WMF1542TEE 产品概述

0201WMF1542TEE 是 UNI-ROYAL(厚声)系列中一款小尺寸厚膜贴片电阻,阻值 15.4 kΩ,精度 ±1%,额定功率 50 mW,0201 封装,适用于高密度贴片和空间受限的电子产品。以下从主要参数、性能解析、可靠性与应用等方面对该型号进行系统介绍,便于工程选型与设计注意。

一、主要参数

  • 电阻类型:厚膜贴片电阻(SMD,0201)
  • 阻值:15.4 kΩ(符合 E96 系列精密值)
  • 公差:±1%
  • 额定功率:50 mW(环境温度为室温时标定)
  • 工作电压:25 V(最大额定工作电压)
  • 温度系数(TCR):±200 ppm/℃
  • 工作温度范围:-55 ℃ 至 +155 ℃
  • 品牌:UNI-ROYAL(厚声)
  • 封装:0201(适合高密度 PCB 布局)

二、产品特点

  • 超小封装:0201 尺寸有利于高密度布线、节省 PCB 面积,适合轻薄化、微型化的终端产品。
  • 精度较高:±1% 精度满足多数模拟与数字电路对精度的要求。
  • 稳定性好:厚膜工艺结合良好的制造控制,提供稳定的电阻值与长期可靠性。
  • 适用温度范围宽:-55 ℃ 至 +155 ℃,可用于车规级温度范围及工业级环境(具体可靠性以厂商试验为准)。

三、电气性能解析

  • 电阻温度漂移:TCR ±200 ppm/℃,意味着温度每变化 1 ℃,阻值约变化 0.02%。例如,相对于 25 ℃ 到 +125 ℃ 的 ΔT = 100 ℃,阻值可能上升/下降约 2.0%。与 ±1% 初始公差叠加,温度变化下总阻值偏差需在电路容限内评估。
  • 电流与电压限制:由标称功率 50 mW 推算出的理论最大电流 Imax = sqrt(P/R) ≈ 1.80 mA;但器件同时受工作电压限制 25 V,按此电压通过时电流约为 I = V/R = 25/15.4k ≈ 1.62 mA。因此在设计时应以更严格的工作电压限制为准。
  • 功率降额:50 mW 为室温额定功率。实际使用中随环境温度升高需按制造商提供的功率降额曲线降额操作,以防过热导致老化或失效。

四、可靠性与环境适应性

  • 工作温度覆盖 -55 ℃ 到 +155 ℃,具备较好的高低温适应能力,适合工业级和部分车用场景。
  • 厚膜电阻在抗湿热、机械振动方面表现稳定,但 0201 极小尺寸对焊接和 PCB 机械应力较敏感,应注意兼顾制程和装配工艺。
  • 长期漂移与可靠性依赖于焊接质量、环境湿度与温度循环,应参考 UNI-ROYAL 的加速寿命和可靠性试验数据(如高低温循环、湿热、振动与机械冲击测试)进行最终确认。

五、典型应用场景

  • 精密分压、阻值网络与偏置电路(对精度及温漂有中等要求的场合)。
  • 移动终端、可穿戴设备、IoT 节点等对体积与重量有严格限制的产品。
  • 高密度 PCB 的信号链路、模拟/数字接口以及滤波器网络。
  • 工业与消费类电子需在较宽温度范围内工作的电路(需结合实际可靠性测试)。

六、封装与焊接建议

  • 0201 极小尺寸对贴装精度要求高,建议使用高精度贴片机与配套吸嘴,贴片前保证 PCB 焊膏印刷均匀。
  • 厚膜电阻通常兼容无铅回流焊工艺;但具体回流温度曲线(升温速率、峰值温度与保温时间)应参照厂商推荐值,避免因过高温度或重复回流导致性能退化。
  • 焊盘设计应按 IPC 推荐的 0201 规范进行,以避免焊点应力集中并保证焊接可靠性。

七、使用与存储注意事项

  • 储存环境应干燥、避免强光直射和腐蚀性气体;如长时间存放建议防潮包装。
  • 贴装过程中避免对元件施加过大弯曲或机械冲击,防止端接裂纹或内部应力。
  • 使用时留意热源布局,避免集中热源使局部温度超出额定范围,从而引起功率降额或漂移。

八、选型与订购建议

  • 若电路对温漂更敏感,可考虑 TCR 更低的薄膜或更高规格器件;若需更大功率或更高工作电压应选更大封装型号。
  • 15.4 kΩ ±1% 属 E96 精密系列常见值,便于替代与批量采购。选型时请确认供货批次、包装方式(卷带/盘装)以及厂商的可靠性认证与测试报告。
  • 最终工程使用前,建议在目标环境下做实际电气与可靠性验证(包括热稳态、温度循环与湿度应力测试)。

以上为 0201WMF1542TEE 的全面概述。若需我为该型号提供更具体的尺寸图、回流曲线、寿命试验数据或在特定电路中的仿真分析,请告知具体需求与工作条件。

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