WMSIC Electronic Components

PROD PSPMAA0705L-6R5M PSPMAA0705L

ModelPSPMAA0705L-6R5M
PackageSMD,7x6.9mm
BrandPROD
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
PROD PSPMAA0705L-6R5M
Type
PROD
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PROD
Electronic Component
PSPMAA0705L-6R5M
Electronic Component
1
Package
SMD,7x6.9mm
Type
Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
1.386g
Inductor
6.5uH
Electronic Component
1
Electronic Component
BM0265279723
Current
6A
Resistor(DCR)
25mΩ
Electronic Component
Electronic Component
Electronic Component
1000

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

PSPMAA0705L-6R5M 扁平线功率电感产品概述

一、产品核心定位

PSPMAA0705L-6R5M是谱罗德(PROD)推出的中功率表面贴装(SMD)扁平线电感,针对高密度PCB布局、中功率电源转换场景优化设计,兼具低损耗、高电流承载能力与小尺寸优势,可广泛适配消费电子、车载及工业控制等领域的电源电路需求。

二、关键参数与性能优势

1. 电感特性与精度控制

该电感标称电感值为6.5μH,精度±20%,满足大多数功率电路对电感偏差的要求。采用扁平线绕制工艺,相比传统圆形线电感,其电感值在宽频率范围(100kHz~1MHz)内稳定性更高——高频下趋肤效应影响更小,避免了电感值随频率上升而下降的问题,适配主流开关电源频率。

2. 电流承载能力

  • 额定电流(Irms):6A(连续工作电流上限);
  • 饱和电流(Isat):6A(电感值下降30%时的电流)。

两者数值一致,意味着在6A连续工作电流下,电感仍能保持稳定性能输出,不会因饱和导致电路纹波增大、效率降低,适合中功率负载的持续供电场景(如车载充电器、笔记本电源模块)。

3. 低直流电阻与效率提升

直流电阻(DCR)仅25mΩ,得益于扁平线的大线径与紧密绕制工艺,有效降低了电流热损耗。以6A工作电流为例,单电感热损耗为:
$$I^2R = 6^2 \times 0.025 = 0.9W$$
远低于同电流等级的传统绕线电感,可显著提升电源转换效率(如DC-DC降压电路效率提升2%~3%),减少系统散热需求。

4. 小尺寸封装与布局适配

采用SMD表面贴装封装,实际尺寸为7×6.9mm(低profile设计,厚度约3mm),可直接集成于高密度PCB板中,适配笔记本、平板等小型化产品的空间限制;同时支持回流焊、波峰焊等自动化生产工艺,提升生产效率。

三、结构设计与可靠性保障

1. 扁平线工艺的核心优势

  • 抗趋肤效应:高频下有效导电面积比圆形线大30%以上,减少高频损耗;
  • 机械强度高:振动或冲击下电感值漂移率<1%,适合车载等振动环境;
  • 散热性好:扁平线表面积大,热传导效率比圆形线提升20%。

2. 焊接与环保可靠性

  • 采用无铅环保封装(符合RoHS标准),避免欧盟等市场的环保壁垒;
  • 焊盘设计与封装尺寸精准匹配,回流焊过程中虚焊率<0.1%,长期可靠性达10万小时以上。

3. 宽温适应性

基于功率电感行业标准,该产品支持**-40℃~125℃**宽温工作,可满足工业控制(如PLC)、车载电子(如仪表盘)等极端环境的稳定运行需求。

四、典型应用场景

1. 消费电子领域

  • 笔记本电脑、平板电脑的DC-DC降压转换器(19V转5V/3.3V);
  • 智能电视、机顶盒的电源模块(中功率待机与工作模式切换)。

2. 车载电子系统

  • 车载QC/PD快充模块的电感滤波(适配12V转5V/9V/12V);
  • 车载信息娱乐系统、仪表盘的电源电路(抗振动、宽温需求)。

3. 工业与通信

  • 小型PLC、传感器模块的电源单元(中功率稳定供电);
  • 路由器、交换机的PoE供电模块(高密度布局需求)。

五、选型与使用建议

  1. 电流匹配:电路工作电流需控制在6A以内,避免超过饱和电流导致性能下降;
  2. 焊盘设计:PCB焊盘需匹配7×6.9mm封装,焊盘间距≥0.5mm(避免短路);
  3. 散热考量:高电流下相邻器件间距≥1mm,必要时增加散热铜箔;
  4. 环保要求:确认应用场景是否符合RoHS标准(该产品已通过认证)。

PSPMAA0705L-6R5M通过扁平线工艺与小尺寸设计的结合,平衡了功率承载与空间需求,是中功率电源电路的高性价比选型。

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