WMSIC Electronic Components

ETQP3M3R3KVP

ModelETQP3M3R3KVP
PackageSMD,5.5x5mm
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 ETQP3M3R3KVP
Type
PANASONIC
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PANASONIC
Electronic Component
ETQP3M3R3KVP
Electronic Component
1
Package
SMD,5.5x5mm
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
0.57g
Inductor
3.3uH
Electronic Component
1
Electronic Component
BM0265110842
Electronic Component
AEC-Q200
Current
5.4A
Resistor(DCR)
30.03mΩ
Electronic Component
Electronic Component

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

ETQP3M3R3KVP 松下功率电感产品概述

一、产品定位与核心特性

ETQP3M3R3KVP是松下(PANASONIC)推出的车规级一体成型功率电感,专为汽车电子、工业电源等对可靠性与效率要求严苛的场景设计。其核心优势体现在三方面:

  1. 一体成型结构:通过模压工艺将磁芯与线圈一体化封装,大幅降低电磁干扰(EMI),同时提升机械稳定性;
  2. 车规级认证:通过AEC-Q200认证,满足汽车电子全生命周期的可靠性要求;
  3. 大电流承载:额定电流5.4A、饱和电流8A,适配中大功率电源转换场景。

二、关键电气参数解析

2.1 电感值与精度

标称电感值为3.3μH,精度±20%,符合功率电感的典型应用逻辑(无需超高精度,侧重电流承载能力)。该参数确保在DC-DC转换器、滤波电路中提供稳定的储能与纹波抑制作用,适配Buck、Boost等主流拓扑结构。

2.2 电流承载能力

  • 额定电流(Irms):5.4A:指25℃环境下,电感自身温升不超过40℃的最大连续电流,是实际应用中需重点遵循的电流上限,保障长期工作可靠性;
  • 饱和电流(Isat):8A:指电感值下降30%时的临界电流,8A的饱和电流为电路提供了充足的过载裕量,避免突发大电流时电感性能骤降,提升系统容错性。

2.3 直流电阻(DCR)

直流电阻为30.03mΩ,属于低阻设计。低DCR可显著降低导通损耗(损耗与电流平方成正比),减少电感发热,提升电源转换效率——尤其在5.4A额定电流下,导通损耗仅约0.87W,发热可控。

三、机械与封装特性

3.1 封装尺寸

采用SMD表面贴装封装,尺寸为5.5×5mm(长×宽),厚度符合功率电感常规设计(适配高密度电路板)。紧凑的封装可节省板级空间,满足车载电子、小型工业设备的空间限制。

3.2 一体成型结构优势

  • 抗振动与冲击:模压封装消除了传统绕线电感的磁芯与线圈间隙,可承受汽车级振动测试(10-2000Hz扫频,加速度1.5g),避免磁芯碎裂或线圈松动;
  • 低EMI:一体化结构减少电磁辐射泄漏,降低对周边敏感电路的干扰,简化EMI滤波设计,进一步节省板级空间。

四、典型应用场景

ETQP3M3R3KVP的参数与认证使其适配多类严苛场景:

  1. 车载电子:车载DC-DC转换器(12V转5V/3.3V)、LED车灯驱动、车载信息娱乐系统电源模块(满足AEC-Q200车规要求);
  2. 工业电源:工业控制设备电源、伺服驱动器DC-DC电路、光伏逆变器辅助电源;
  3. 高可靠性消费电子:高端笔记本快充模块、无人机电源管理系统(利用低EMI与抗振动特性)。

五、可靠性与认证

5.1 AEC-Q200车规认证

该产品通过AEC-Q200认证,符合汽车电子元器件的可靠性标准,涵盖:

  • 环境测试:高温存储(150℃)、温度循环(-40℃~125℃)、湿度测试(85℃/85%RH);
  • 机械测试:振动(10-2000Hz)、冲击(100g/2ms);
  • 电气测试:过流、过压、绝缘电阻等,确保10年/15万公里全生命周期稳定工作。

5.2 松下品质保障

作为松下旗下产品,ETQP3M3R3KVP遵循严格的生产工艺与质量管控,每批次均经过全参数检测,确保性能一致性,降低系统设计与生产中的风险。

ETQP3M3R3KVP凭借“低EMI、大电流、车规级可靠性”的核心优势,成为汽车电子与工业电源领域的高性价比功率电感选择。

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