WMSIC Electronic Components

Viking ARG05BTC1202

ModelARG05BTC1202
Package0805
BrandVIKING
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Viking ARG05BTC1202
Type
VIKING
Minimum package
5000 圆盘

Technical parameters

Power
125mW
Electronic Component
Electronic Component
Electronic Component
VIKING
Electronic Component
ARG05BTC1202
Electronic Component
1
Package
0805
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.029g
Electronic Component
12kΩ
Electronic Component
1
Electronic Component
BM0263676837
Operating Temperature
55℃~+155℃
Operating Voltage
150V
Electronic Component
±25ppm/℃
Resistor Type
Resistor

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

Viking光颉ARG05BTC1202薄膜贴片电阻产品概述

一、产品基本信息

ARG05BTC1202是Viking(光颉)推出的高精度薄膜贴片电阻,属于该品牌0805封装系列的核心型号。产品以12kΩ阻值为核心,搭配±0.1%精度、±25ppm/℃温度系数,适配125mW额定功率与150V额定工作电压,工作温度覆盖-55℃至+155℃,是专为工业级、医疗级及测试测量等高精度、宽温场景设计的小型化元件。其封装符合0805(公制2012)标准,尺寸仅2.0mm×1.2mm,可满足高密度PCB布局需求。

二、核心性能参数详解

1. 阻值与精度

型号中“1202”为四位数阻值标识(前两位有效数12,后一位倍数10²),对应实际阻值12kΩ。±0.1%的精度等级属于行业内高精度范畴,可有效降低电路校准成本,避免因阻值偏差导致的信号误差(例如在万用表校准电路中,可保证测量误差≤0.1%)。

2. 功率与电压限制

  • 额定功率:125mW(0.125W),是0805封装的典型功率等级;
  • 额定电压:150V,但实际应用需同时满足功耗≤125mW——例如,当工作电压为38.7V时,功耗为(38.7²)/12000≈0.125W,达到功率上限;若电压超过38.7V,即使未达150V,也会因功耗超标损坏元件。

3. 温度系数(TCR)

±25ppm/℃的低TCR是薄膜电阻的核心优势:在-55℃至+155℃的温度范围内,阻值最大变化量为12000Ω×25e-6/℃×210℃=±63Ω(相对变化±0.525%),可保证宽温环境下电路性能稳定(例如工业PLC在-40℃至+85℃工作时,阻值变化仅±0.21%)。

4. 工作温度范围

-55℃至+155℃的宽温设计,符合工业级(-40℃~+125℃) 及汽车级(-55℃~+150℃) 标准,能适应极端环境下的长期可靠工作(如沙漠地区户外设备、汽车发动机舱内电路)。

三、设计特点与优势

1. 真空溅射薄膜工艺

相比厚膜电阻的丝网印刷工艺,薄膜电阻采用真空溅射技术形成电阻层,阻值均匀性更好、电流噪声更低(≤-30dB),且TCR控制更精准(厚膜电阻TCR通常≥100ppm/℃)。

2. 小型化高密度布局

0805封装尺寸仅2.0mm×1.2mm,可显著减少PCB占用空间,适配智能手机、可穿戴设备等小型化电子产品,或基站、服务器等高密度布线场景。

3. 高精度与高稳定性

±0.1%初始精度+±25ppm/℃ TCR的组合,可满足医疗监护仪、示波器等对信号精度要求严苛的设备需求,避免长期使用中阻值漂移导致的性能下降(1000小时高温存储后阻值漂移≤±0.05%)。

4. 环保无铅设计

符合RoHS 2.0及REACH标准,不含铅、镉等有害物质,适配全球绿色电子产品的设计与出口要求。

四、典型应用场景

  1. 测试测量仪器:示波器、逻辑分析仪、万用表的信号分压、校准电路;
  2. 医疗电子设备:监护仪的心率/血压信号调理电路、诊断设备的微弱信号放大电路;
  3. 工业控制电路:PLC的模拟量输入模块、传感器信号滤波电路;
  4. 通信设备:基站射频滤波电路、路由器电源分压电路;
  5. 汽车电子:车身控制模块(BCM)的传感器信号处理电路。

五、可靠性与环境适应性

  • 环境测试:通过IEC 60068-2-1(低温存储)、IEC 60068-2-2(高温存储)、IEC 60068-2-6(振动)等标准测试,可在95%RH/60℃环境下长期稳定工作;
  • 机械可靠性:焊接强度符合J-STD-001标准,能承受PCB热胀冷缩应力,避免虚焊开裂;
  • 长期稳定性:额定工作条件下,1000小时高温存储(125℃)后阻值漂移≤±0.05%。

六、选型与应用注意事项

  1. 功率电压匹配:实际功耗需≤125mW,避免过功耗损坏;
  2. 温度范围确认:若环境超出-55℃~+155℃,需更换宽温扩展型号;
  3. 精度升级:需±0.05%精度时,可选同系列ARG05BTC1202F型号;
  4. 焊接工艺:回流焊峰值温度230℃250℃(时间3060秒),波峰焊温度240℃~260℃,避免损伤电阻层。

ARG05BTC1202凭借高精度、宽温稳定及小型化优势,成为医疗、工业、通信等领域高精度电路的优选元件,可有效提升设备性能可靠性。

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