WMSIC Electronic Components

UNI-ROYAL 0201WMF4703TEE

Model0201WMF4703TEE
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 0201WMF4703TEE
Type
UNI-ROYAL
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
UNI-ROYAL
Electronic Component
0201WMF4703TEE
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.008g
Electronic Component
470kΩ
Electronic Component
10
Electronic Component
BM0263477477
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.

0201WMF4703TEE厚膜贴片电阻产品概述

0201WMF4703TEE是厚声(UNI-ROYAL)推出的0201封装厚膜贴片电阻,针对小型化、低功耗电子设备的信号调理、滤波等场景设计,兼顾成本与性能稳定性,是消费电子、工业控制等领域的常用基础元件。

一、产品核心定位与封装特性

1. 封装与尺寸

采用0201英制贴片封装(对应公制尺寸约0.6mm×0.3mm×0.23mm),体积仅为常规0402封装的1/4,适合高密度PCB布局,可满足智能手机、可穿戴设备等小型化产品的“轻、薄、小”设计需求。

2. 工艺基础

基于厚膜印刷工艺制造:以氧化铝陶瓷基片为载体,通过高精度丝网印刷厚膜电阻浆料(金属氧化物体系),经高温烧结形成电阻层,再覆盖环氧树脂涂层封装。该工艺兼顾了成本优势(比薄膜电阻低30%以上)与性能稳定性(比碳膜电阻抗温变能力强)。

3. 焊接兼容性

两端电极采用镍/锡镀层(无铅环保),支持回流焊、波峰焊等常规贴片焊接工艺,焊接后电极附着力强,可避免虚焊、脱落等问题。

二、关键电气性能参数解析

1. 阻值与精度

标称阻值470kΩ,精度**±1%**(即25℃基准温度下,实际阻值范围为465.3kΩ~474.7kΩ),满足大多数信号电路对阻值偏差的要求(如滤波电路截止频率偏差控制在±1%以内)。

2. 功率与电压

  • 额定功率50mW:适用于低功耗小信号电路(如传感器输出调理、音频放大),避免大功率下的电阻过热失效;
  • 最大工作电压25V:需注意电路电压不超过此值,防止高压击穿电阻层。

3. 温度系数(TC)

±200ppm/℃:即温度每变化1℃,阻值变化约94Ω(470kΩ×200×10⁻⁶)。若环境温度波动在±20℃内,阻值总变化约±3.76kΩ,稳定性满足一般工业与消费电子场景需求。

三、环境适应性与可靠性

1. 宽温工作范围

支持**-55℃+155℃**的工作温度,覆盖工业级(-40+85℃)与部分高温场景(如汽车发动机舱附近的辅助电路),低温下无阻值漂移失效,高温下厚膜工艺的稳定性优于碳膜电阻。

2. 耐湿与抗老化

环氧树脂涂层可抵御95%RH以下潮湿环境,避免电阻浆料受潮导致阻值漂移;额定条件下长期阻值漂移率≤0.5%/1000小时,满足批量设备的长期可靠性要求。

3. 抗机械应力

陶瓷基片具备一定刚性,可承受PCB轻微弯曲(≤0.5mm),适合对机械强度有要求的便携式设备。

四、典型应用场景

1. 消费电子

  • 智能手机触控屏信号滤波电路;
  • 可穿戴设备(智能手环)的传感器调理电路;
  • 蓝牙耳机音频信号放大电路。

2. 工业控制

  • 小型PLC的I/O接口限流电路;
  • 温度传感器(PT100)的信号分压电路;
  • 小型电机驱动的辅助反馈电路。

3. 医疗电子

  • 便携式血糖监测仪的信号放大电路;
  • 小型监护仪的电源滤波电路。

4. 汽车电子

  • 仪表盘指示灯限流电路;
  • 车载USB接口的过流保护辅助电路(非关键功能)。

五、品牌与质量背书

1. 品牌背景

厚声(UNI-ROYAL)是国内电阻行业龙头企业,成立于1996年,专注于被动元件研发生产,年产能超百亿只,产品覆盖全球30多个国家和地区。

2. 认证资质

通过ISO9001质量管理体系、IATF16949汽车电子认证、RoHS无铅环保认证,产品一致性与可靠性符合国际标准。

3. 批量优势

支持大规模OEM/ODM订单,交货周期稳定(常规订单7~10天),适合电子制造企业的量产需求。

总结

0201WMF4703TEE以小巧体积、稳定性能、宽温适应性为核心优势,平衡了成本与性能,是电子设计中应对小信号电路需求的优选元件,可广泛应用于消费电子、工业控制等多领域。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.