WMSIC Electronic Components

SXN PK0810-471MB Inductor PK0810

ModelPK0810-471MB
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 PK0810-471MB
Type
SXN
Minimum package
500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SXN
Electronic Component
PK0810-471MB
Electronic Component
1
Package
Electronic Component
Type
Display Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
2.3g
Inductor
470uH
Electronic Component
1
Electronic Component
BM0265793619
Current
420mA
Resistor(DCR)
800mΩ
Electronic Component
Electronic Component
Electronic Component
500

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

PK0810-471MB 功率电感产品概述

PK0810-471MB是顺翔诺(SXN)品牌推出的一款非屏蔽插件功率电感,采用径向引线封装,专为中小功率电路的滤波、储能及EMI抑制设计,凭借经济实用的特性,广泛应用于消费电子、小家电等领域。

一、产品基本信息

该电感型号为PK0810-471MB,其中“PK0810”隐含外形尺寸(约8mm直径×10mm高度,具体以厂家规格为准),“471MB”标识电感标称值及精度(470uH±20%)。品牌为顺翔诺(SXN),属于国内成熟元器件厂商,产品质量稳定可靠。

从类型上看,PK0810-471MB属于非屏蔽插件功率电感:非屏蔽结构降低了成本,径向引线设计支持传统通孔焊接,无需贴装设备,适用于中小批量生产或原型开发,安装便捷性突出。

二、核心电气参数详解

电感的电气参数直接决定适用场景,PK0810-471MB的关键参数如下:

1. 电感值与精度

标称电感值为470uH,精度±20%,实际值范围在376uH~564uH之间。该精度属于功率电感常规水平,能满足多数对电感偏差不苛刻的电路需求(如简单滤波、储能),无需额外校准。

2. 额定电流

额定电流为420mA,是电感允许连续通过的最大直流电流。若电流超过此值,磁芯会饱和,导致电感值急剧下降,甚至线圈过热损坏。设计时需确保负载电流峰值不超420mA,建议预留10%~20%余量(实际工作电流≤350mA),避免性能失效。

3. 直流电阻(DCR)

直流电阻为800mΩ(0.8Ω),是线圈本身的电阻值。在额定电流420mA下,损耗约0.14W,属于低损耗水平,适合对功耗敏感的低功率电路。

三、结构与封装特点

PK0810-471MB的结构设计兼顾成本与实用性:

1. 非屏蔽结构

无金属屏蔽罩,相比屏蔽电感成本更低、体积更紧凑,但存在一定电磁辐射(EMI)。因此不适用于EMI要求严格的场景(如医疗设备、通信基站),但适合普通消费电子、小家电等对EMI不敏感的领域。

2. 径向引线封装

采用径向引线(引脚从主体两端垂直引出),支持通孔焊接,无需特殊贴装设备,适合手工焊接或传统插件生产线。引脚间距符合常规PCB规范,兼容性良好。

3. 小型化设计

外形尺寸小巧(约8mm×10mm),能节省PCB空间,适合紧凑型电路设计(如小型LED驱动、微型电源模块)。

四、典型应用场景

PK0810-471MB的参数特性决定了其适用于以下场景:

1. 小家电控制电路

如小型风扇、加湿器、电热毯的电源滤波回路,工作电流通常100mA~300mA,符合额定电流要求;470uH电感可有效抑制电源纹波,提升电路稳定性。

2. 低功率LED驱动

1~3W小功率LED驱动电源中,电感用于储能与滤波,470uH配合420mA额定电流,能满足储能需求,成本优势明显。

3. 消费电子辅助电路

如手机充电器次级滤波、蓝牙耳机电源模块(低功率部分),800mΩ的DCR损耗可控,适合低功耗设计;非屏蔽结构的EMI可通过电容滤波弥补。

4. 玩具与电子礼品

遥控玩具电机驱动滤波、电子贺卡电源电路,对成本敏感且电流需求低,PK0810-471MB性价比突出。

五、选型与使用注意事项

  1. 电流匹配:严格控制工作电流不超420mA,若负载有峰值电流(如电机启动),需换更高额定电流电感或加限流措施。
  2. EMI考量:EMI要求高的场景(如精密仪器),需替换屏蔽电感,或增加共模电感、电容等EMI滤波器。
  3. 焊接规范:焊接温度≤260℃,时间≤3秒,避免高温损坏线圈;引脚露出PCB长度1~2mm,防止短路或虚焊。
  4. 温度范围:工作温度-40℃~+85℃,高温场景(如烤箱附近)需额外散热。

总结

PK0810-471MB作为经济实用的非屏蔽插件功率电感,以470uH电感值、420mA额定电流及800mΩ低DCR为核心优势,适用于多种中小功率消费电子与小家电场景。其径向引线封装支持便捷焊接,小型化设计节省PCB空间,是低成本功率电感选型的优质选项。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.