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RALEC RTT014752FTH
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RALEC RTT014752FTH
- Type
- RALEC
- Minimum package
- 10000 圆盘
Technical parameters
- Power
- 50mW
- Electronic Component
- Electronic Component
- Electronic Component
- RALEC
- Electronic Component
- RTT014752FTH
- Electronic Component
- 1
- Package
- 0201
- Electronic Component
- SMD Resistor
- Electronic Component
- ±1%
- Electronic Component
- 0.009g
- Electronic Component
- 47.5kΩ
- Electronic Component
- 10
- Electronic Component
- BM0265577725
- Operating Temperature
- 55℃~+125℃
- 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.
RTT014752FTH 贴片厚膜电阻产品概述
一、产品基本定位
RTT014752FTH是台湾旺诠（RALEC）推出的0201封装贴片厚膜电阻，属于小功率高精度电阻范畴，专为高密度、低功耗电子电路设计——既兼顾成本控制，又满足常规电路对精度、可靠性的基础需求，广泛适配消费电子、小型工业控制等领域的量产场景。
二、核心参数详细说明
1. 阻值与精度
标称阻值47.5kΩ，精度±1%。实际阻值偏差控制在47.5kΩ±475Ω范围内，能满足大多数电路的基础精度要求（如分压、限流、信号调理等场景，无需更高精度时的最优选择）。
2. 功率与电压
- 额定功率50mW（即1/20W）：匹配0201封装的散热能力，适合低功耗电路（如传感器前端、数字电路上拉/下拉）；
- 额定工作电压25V：需注意“电压²/阻值≤功率”的约束（25V²/47.5kΩ≈13.26mW≤50mW，符合参数要求）。
3. 温度特性
- 温度系数±200ppm/℃：每升高1℃，阻值变化约**±9.5Ω**（47.5kΩ×200×10⁻⁶），虽不算极低温漂，但覆盖宽温范围；
- 工作温度-55℃~+125℃：能适应工业级环境波动（如户外设备、车载辅助电路）。
4. 封装与工艺
- 封装：0201（公制尺寸≈0.6mm×0.3mm），是目前主流小封装之一，可大幅节省PCB空间；
- 工艺：厚膜电阻（丝网印刷电阻浆料烧结而成），成本优于薄膜电阻，且稳定性可靠。
三、工艺与可靠性特点
1. 厚膜工艺优势
旺诠采用优化的电阻浆料配方，电阻层附着力强，抗机械应力（焊接热应力、振动）能力较好；长期使用中阻值漂移小，符合工业级可靠性标准。
2. 封装兼容性
0201封装兼容回流焊、波峰焊等主流SMT工艺，焊接点可靠性高，适合自动化生产线批量组装。
3. 环保合规
产品符合RoHS 2.0、REACH等环保指令，无铅无镉，适配全球市场的环保要求。
四、典型应用场景
- 消费电子：智能手机、平板、智能穿戴的信号调理电路（如音频滤波、传感器分压）——小封装适配设备轻薄化；
- 小型工业控制：PLC模块、传感器节点的低功耗电路（如温度传感器上拉电阻、模拟信号限流）——宽温范围满足工业环境；
- 通信设备：小型路由器、WiFi模块的射频匹配网络——0201封装对高频信号干扰小；
- 便携式医疗设备：血糖仪、血压计的低功耗电路——小尺寸+低功耗符合便携设计；
- 汽车电子辅助电路：车载显示屏、中控模块的低压小信号电路——125℃工作温度适配车载环境。
五、品牌与市场适配
旺诠（RALEC）作为全球被动元件厂商，在电阻领域有20+年技术积累，产品质量稳定、供货周期可控；RTT014752FTH作为常规型号，市场存量充足，成本优势明显，适合中小规模电路的批量采购。
该产品以“小封装+高精度+宽温范围”为核心卖点，是平衡性能与成本的实用型贴片电阻选择。
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