WMSIC Electronic Components

SXN PK0608-471MB Inductor PK0608

ModelPK0608-471MB
PackageElectronic Component
BrandSXN
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
SXN PK0608-471MB
Type
SXN
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SXN
Electronic Component
PK0608-471MB
Electronic Component
1
Package
Electronic Component
Type
Display Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
1.04g
Inductor
470uH
Electronic Component
1
Electronic Component
BM0265818020
Current
300mA
Resistor(DCR)
1.8Ω
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.

PK0608-471MB 功率电感产品概述

一、产品基本信息

PK0608-471MB是顺翔诺(SXN)品牌推出的一款非屏蔽插件功率电感,属于小功率电路常用的储能/滤波元件。型号命名中:

  • PK0608:代表产品系列与尺寸规格(常规为φ6mm×8mm);
  • 471:电感量标识(47×10¹=470μH);
  • MB:精度与封装辅助标识(对应±20%精度、径向引线封装)。

该电感采用径向引线插件封装,适配手工焊接、波峰焊等常规工艺,适合原型开发、中小批量生产及DIY场景。

二、核心电气参数详解

作为功率电感的核心指标,其参数直接决定适用场景:

1. 电感量与精度

电感量为470μH,精度±20%(即实际电感量范围为376μH~564μH)。该精度满足多数小功率电路的滤波、储能需求,无需过度追求高精度的场景(如精密仪表)可优先选择。

2. 额定电流

额定电流为300mA,指电感长期稳定工作时允许通过的最大直流电流。若电流超过此值,磁芯会进入饱和状态,电感量急剧下降(可能降至原数值的1/3以下),导致电路输出波动甚至元件损坏。

3. 直流电阻(DCR)

线圈导线的直流电阻为1.8Ω,是影响电感功耗的关键参数。以额定电流300mA计算,其功耗仅为 ( I^2R = 0.3^2 \times 1.8 = 0.162W ),发热低、效率高,适合对功耗敏感的小功率电路。

4. 其他特性

无屏蔽罩设计(非屏蔽电感),虽对外辐射电磁干扰(EMI)略高于屏蔽型,但体积更小、成本更低。

三、结构与封装特性

1. 非屏蔽磁芯结构

采用开放式铁氧体磁芯,无金属屏蔽罩包裹,因此:

  • 优势:体积紧凑(φ6mm×8mm)、成本低廉;
  • 局限:EMI辐射相对较大,不建议用于医疗设备、通信基站等对EMI要求严格的场景。

2. 径向引线插件封装

引线为径向对称设计,插入PCB焊盘后垂直固定,具有:

  • 安装牢固:抗振动性能优于轴向引线;
  • 焊接便捷:适配常规波峰焊(260℃以下不超过10秒)、手工焊接(25W烙铁焊接时间≤3秒);
  • 兼容性强:引线间距符合标准PCB设计规范,可直接替换同规格插件电感。

四、典型应用场景

PK0608-471MB因体积小、功耗低,广泛用于以下场景:

1. 小功率开关电源

  • 手机充电器、USB电源适配器的输出滤波电感;
  • 小型LED驱动电源的储能电感(配合电容实现稳定直流输出)。

2. 小家电控制电路

  • 遥控玩具、加湿器、智能台灯的电源模块;
  • 低端音频功放的电源滤波(降低交流噪声)。

3. 单片机辅助电路

  • 51单片机、STM32小型开发板的电源滤波电感;
  • 低功耗传感器模块的电源稳压辅助元件。

五、选型与使用注意事项

1. 电流匹配优先

必须确保电路工作电流≤300mA,若需更高电流(如500mA),需替换为额定电流≥500mA的同电感量产品(如PK0608-471MC)。

2. EMI场景规避

非屏蔽结构不适合EMI要求高的设备(如蓝牙耳机、医疗监护仪),需选择带屏蔽罩的电感(如屏蔽型插件电感)。

3. 焊接工艺规范

  • 手工焊接:烙铁温度≤350℃,焊接时间≤3秒,避免烫坏磁芯;
  • 波峰焊:预热温度100~120℃,焊接温度≤260℃,时间≤5秒。

4. 环境温度限制

常规工作温度为-40℃~85℃,若环境温度超过85℃(如高温车间),需增加散热措施或选择耐高温电感。

六、品牌与品质保障

顺翔诺(SXN)是国内专注于电感研发生产的企业,产品符合GB/T 10191-2008《电子变压器和电感器 通用规范》,批量供货稳定,性价比高于进口同规格产品。该电感通过常规可靠性测试(高低温循环、振动测试),适合中小电子企业、DIY爱好者及教育实验使用。

综上,PK0608-471MB是一款高性价比的小功率插件功率电感,在电流、体积、成本之间实现平衡,适合多数非精密小功率电路的储能与滤波需求。

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