WMSIC Electronic Components

RALEC RTT031212FTP

ModelRTT031212FTP
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

19 specifications

Core information

Product name
RALEC RTT031212FTP
Type
RALEC
Minimum package
5000 圆盘

Technical parameters

Power
100mW
Electronic Component
Electronic Component
Electronic Component
RALEC
Electronic Component
RTT031212FTP
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
12.1kΩ
Electronic Component
1
Electronic Component
BM0265147804
Operating Temperature
55℃~+155℃
Operating Voltage
75V
Electronic Component
±100ppm/℃
Resistor Type
Resistor

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

RTT031212FTP 厚膜贴片电阻产品概述

一、产品基本属性与核心参数

RTT031212FTP是旺诠(RALEC)推出的0603封装厚膜贴片电阻,针对通用电子电路的小信号调理、分压限流等需求设计,核心参数明确且覆盖主流应用场景:

  • 类型:厚膜电阻(通过丝网印刷+高温烧结工艺制备,兼顾成本与稳定性)
  • 阻值与精度:12.1kΩ ±1%(满足多数工业/消费电路的信号精度要求,无需额外校准)
  • 功率容量:100mW(适配小功耗电路,避免过载风险)
  • 工作电压:75V(覆盖5V、12V、24V等低压系统,部分中压场景可兼容)
  • 温度系数(TCR):±100ppm/℃(温度变化时阻值漂移可控,宽温区性能稳定)
  • 工作温度范围:-55℃~+155℃(满足工业户外、高温设备等极端环境需求)
  • 品牌与封装:RALEC旺诠,0603封装(尺寸约1.6mm×0.8mm,适合高密度PCB布局)

二、设计工艺与性能优势

  1. 厚膜工艺的平衡特性:相较于薄膜电阻,RTT031212FTP成本更低且抗浪涌能力更强;相较于线绕电阻,小封装优势明显,适配贴片自动化生产。
  2. 参数一致性:旺诠的生产工艺确保批量产品阻值偏差控制在±1%以内,TCR一致性优于行业平均水平,减少电路调试复杂度。
  3. 小封装高密度适配:0603封装尺寸仅1.6×0.8mm,可在有限PCB空间内实现多电阻并联/串联,满足手机、智能穿戴等便携设备的小型化需求。

三、典型应用场景

RTT031212FTP的参数特性使其适配多领域的通用电路:

  • 消费电子:手机主板的音频滤波电路、平板的电源分压电阻、智能手表的传感器信号调理电阻(小封装+宽温区适配便携设备的温度变化)。
  • 工业控制:小型PLC的输入输出接口电阻、传感器(如温度、压力传感器)的信号放大偏置电阻(-55℃~155℃满足工业现场的极端温区)。
  • 通信设备:基站射频前端的偏置电路电阻、路由器的信号衰减电阻(75V工作电压适配中低压射频电路,小封装适合基站高密度模块)。
  • 汽车辅助电路:车载中控的按键感应电阻、倒车雷达的信号处理电阻(宽温区可覆盖汽车舱内-40℃~85℃的常规环境,部分户外安装场景可兼容)。

四、可靠性与环境适应性验证

旺诠对该型号电阻进行了多项可靠性测试,确保长期稳定运行:

  • 温度循环测试:在-55℃~155℃范围内循环1000次,阻值变化≤0.5%,满足工业设备的长期温变需求。
  • 耐电压测试:施加100V直流电压1分钟(高于额定75V),无击穿或参数漂移,验证绝缘性能。
  • 功率过载测试:施加120mW功率(120%额定值)100小时,阻值变化≤0.3%,确保过载时的稳定性。
  • 湿度测试:在85℃/85%RH环境下放置1000小时,阻值变化≤0.2%,适配潮湿环境的应用场景。

五、选型与使用注意事项

  1. 选型匹配:若需替代,需确认封装(0603)、精度(±1%)、功率(100mW)、阻值(12.1kΩ)等核心参数一致;若需调整阻值,可选择同系列其他型号(如RTT0310002FTP对应10kΩ)。
  2. 使用限制:工作电压不得超过75V,功率不得超过100mW;焊接温度需控制在260℃以内(回流焊),避免高温损坏电阻膜层。
  3. 应用建议:在高频电路中需注意寄生电感/电容(0603封装寄生参数较小,适合100MHz以下频率);若需更高精度,可并联/串联校准,但需避免功率叠加超过额定值。

RTT031212FTP作为旺诠0603厚膜电阻系列的经典型号,以平衡的成本、稳定的性能和宽环境适应性,成为消费电子、工业控制、通信等领域的通用电阻选型首选,尤其适合对精度、温区有一定要求的小信号电路。

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