WMSIC Electronic Components

ERA1AEB202C

ModelERA1AEB202C
Package0201
BrandPANASONIC
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
PANASONIC ERA1AEB202C
Type
PANASONIC
Minimum package
15000 圆盘

Technical parameters

Power
50mW
Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ERA1AEB202C
Electronic Component
1
Package
0201
Electronic Component
SMD Resistor
Electronic Component
±0.1%
Electronic Component
0.01g
Electronic Component
2kΩ
Electronic Component
1
Electronic Component
BM0264570388
Operating Temperature
55℃~+155℃
Operating Voltage
25V
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.

松下ERA1AEB202C薄膜贴片电阻产品概述

松下ERA1AEB202C是一款专为高密度、高精度电子电路设计的薄膜贴片电阻,依托松下成熟的薄膜电阻工艺与0201超小封装,兼顾小体积、高稳定度与宽温适应性,广泛适配消费电子、工业控制、汽车电子等多领域的精密信号调理场景。

一、产品核心特性定位

ERA1AEB202C属于松下薄膜电阻系列中的高精度子型号,核心定位是小体积下的高稳定精密电阻——区别于普通碳膜/金属膜电阻,其薄膜工艺(通常为镍铬或钌基薄膜)带来更低的温度系数与噪声,同时0201封装(0.02英寸×0.01英寸,约0.51mm×0.25mm)实现了体积与性能的平衡,可直接替代同参数的大封装电阻,助力电路小型化。

二、关键参数深度解析

  1. 阻值与精度:标称阻值2kΩ(E96系列标准值),精度±0.1%——该精度远高于常规贴片电阻的±0.5%/±1%,可满足精密测量、信号放大等对阻值一致性要求极高的场景(如传感器信号调理电路的增益校准)。
  2. 功率与电压:额定功率50mW,最大工作电压25V。由功率公式(P=V^2/R)可知,25V下工作电流约12.5mA,完全在额定功率范围内;实际应用中需注意高温降额(如125℃时功率需降额至约30mW)。
  3. 温度系数(TCR):±25ppm/℃——指温度每变化1℃,阻值变化为标称值的25×10⁻⁶。以100℃温度变化为例,2kΩ电阻的阻值变化仅为5Ω((2000×25e-6×100)),相对变化率仅0.25%,远优于普通电阻的±100ppm/℃,确保宽温下电路性能稳定。
  4. 工作温度范围:-55℃~+155℃——覆盖工业级与汽车级温度需求,可在极端环境(如沙漠高温、极地低温)下长期可靠工作。

三、0201封装的尺寸与工艺优势

0201封装是当前贴片电阻的最小主流封装之一,ERA1AEB202C的封装尺寸为:长0.51±0.05mm、宽0.25±0.05mm、高0.20±0.05mm,相比0402封装体积缩小约70%,可显著提升电路布局密度(如智能手机基带电路、可穿戴设备的传感器模块)。
同时,松下采用无铅回流焊兼容工艺,焊接峰值温度≤260℃(时间≤10秒),适配常规SMT生产线,无需特殊工艺调整。

四、典型应用场景

  1. 消费电子:智能手机/平板的射频前端电路(信号衰减、匹配网络)、可穿戴设备(心率/血氧传感器的信号放大与滤波);
  2. 工业控制:小型PLC的模拟量输入模块、工业传感器(温度/压力传感器)的信号调理电路;
  3. 汽车电子:车载信息娱乐系统的小信号电路、车身控制模块(BCM)的低功耗电路;
  4. 医疗设备:便携式监护仪的生理信号采集电路、血糖仪的校准电阻。

五、可靠性与环境适应性

  1. 抗硫化性能:松下薄膜电阻采用抗硫化涂层,可避免恶劣环境(如含硫气体)下的阻值漂移,延长使用寿命;
  2. 低噪声特性:薄膜工艺的电阻噪声(电压噪声密度)约为0.1μV/√Hz(1kHz),远低于碳膜电阻,适合低噪声放大电路;
  3. RoHS与无铅认证:符合欧盟RoHS指令(无铅、无镉、无汞),适配全球市场需求。

六、选型与应用注意事项

  1. 功率降额:需根据工作温度调整功率,建议参考松下官方降额曲线(如155℃时功率降额至20mW);
  2. 静电防护:高精度电阻易受静电损伤,操作时需佩戴ESD手环,使用ESD防护工作台;
  3. 焊接工艺:回流焊时需控制升温速率(≤3℃/秒),避免热应力导致阻值变化;
  4. 阻值匹配:2kΩ为E96系列标准值,可与同系列同精度电阻实现批量匹配,降低电路调试难度。

总结:松下ERA1AEB202C以小体积、高精度、宽温稳定为核心优势,是高密度精密电子电路的理想选择,尤其适合对体积、精度、可靠性有严格要求的消费电子与工业应用场景。

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