WMSIC Electronic Components

RALEC RTT032491FTP

ModelRTT032491FTP
Package0603
BrandRALEC
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

13 specifications

Core information

Product name
RALEC RTT032491FTP
Type
RALEC
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT032491FTP
Electronic Component
1
Package
0603
Electronic Component
0.023g
Electronic Component
10
Electronic Component
BM0265966480
Electronic Component
Electronic Component
Electronic Component
5000

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

RTT032491FTP 贴片厚膜电阻产品概述

一、产品核心身份与定位

RTT032491FTP是台湾旺诠电子(RALEC)推出的一款0603封装贴片厚膜电阻,属于通用型高精度小功率被动元件。该产品针对小型化、高可靠性电子设备设计,兼顾成本与性能平衡,可满足消费电子、工业控制、便携式设备等多领域的阻抗匹配、分压、限流等基础电路需求,是量产级电路设计的优选元件之一。

二、关键电气参数深度解析

核心电气参数直接决定产品应用边界,具体解析如下:

  1. 阻值与精度:标称阻值2.49kΩ(2490Ω),精度±1%——属于高精密级(常规碳膜电阻精度多为±5%/±10%),可有效减少电路中因阻值偏差导致的信号失真、功率输出偏差,适配信号调理、分压等对阻值一致性要求较高的场景。
  2. 功率额定值:额定功率100mW(0.1W),适用于低功耗电路(如传感器前端、低电压逻辑电路)。实际工作功率需低于额定值(建议留30%以上裕量),避免长期过载老化。
  3. 工作电压限制:最大工作电压75V(直流/交流峰值),设计时需结合电路拓扑(如分压节点电压)确认裕量,防止过压击穿短路。
  4. 温度系数(TCR):±100ppm/℃——表示温度每变化1℃,阻值变化±100×10^-6(每10℃偏差±0.1%),保证宽温范围内阻值稳定,适配温度波动较大的工业/户外环境。

三、封装与物理特性

  1. 封装类型:采用0603英制封装(公制1.6mm×0.8mm),体积小巧,可显著提升PCB布局密度,适配智能手机、智能穿戴等小型化设备的高密度设计。
  2. 工艺类型:厚膜电阻工艺——通过丝网印刷电阻浆料于陶瓷基底,经高温烧结形成电阻层,再覆盖保护涂层。该工艺兼具成本优势(比薄膜电阻低)与性能稳定性(比碳膜电阻精度高、抗浪涌强),适合大规模量产。
  3. 物理尺寸:标准0603封装(长1.6±0.2mm、宽0.8±0.2mm、厚0.4±0.1mm),兼容常规SMT贴装设备,贴装效率高,适配自动化生产线。

四、应用场景适配范围

结合参数与封装特性,产品可覆盖以下场景:

  1. 便携式电子:智能手机、智能手环、蓝牙耳机——小体积满足空间限制,100mW功率适配低功耗,±1%精度保证信号准确性。
  2. 工业控制:PLC、传感器接口、小型电机辅助电路——-55℃~+155℃宽温适配工业环境,±100ppm/℃ TCR保证温度波动下的阻值稳定。
  3. 消费电子终端:机顶盒、路由器、智能音箱——满足常规阻抗匹配、限流需求,成本适中适合量产。
  4. 医疗电子:血糖仪、血压计信号调理电路——可靠性高、阻值稳定,符合医疗设备精度要求。
  5. 汽车电子辅助模块:车载传感器接口、低功耗控制电路——宽温范围适配汽车工作环境(需确认车规认证)。

五、可靠性与环境适应性

产品可靠性设计满足长期稳定工作:

  1. 宽温工作能力:-55℃~+155℃覆盖工业级温度标准(扩展至极端低温/高温),适配户外、高温车间等场景。
  2. 厚膜工艺可靠性:陶瓷基底抗机械应力、潮湿、化学腐蚀;电阻层烧结后稳定性高,长期阻值漂移小(符合旺诠可靠性测试标准)。
  3. 参数裕量设计:额定功率/电压留有余量,可承受瞬间浪涌(如电源启动)而不失效。

六、品牌与质量背书

RTT032491FTP由旺诠电子(RALEC)生产,该品牌是全球知名被动元件制造商,具有以下优势:

  1. 质量认证:符合RoHS 2.0、REACH环保标准,通过ISO 9001认证,批量产品一致性好(参数波动小)。
  2. 市场验证:产品被华为、小米、三星等企业广泛采用,可靠性经市场长期验证,适合量产设计。
  3. 技术支持:提供完善技术文档与售后支持,帮助客户优化电路设计,解决应用问题。

综上,RTT032491FTP是一款性价比突出的高精度小功率贴片厚膜电阻,可满足多领域电子设备的基础电路需求,是量产设计的可靠选择。

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