电子工程世界电子工程世界电子工程世界

关键词

搜索

型号

搜索

74438324047

产品描述General Purpose Inductor, 4.7uH, 20%, 1 Element, SMD, 1008, CHIP, 1008, ROHS AND REACH COMPLIANT
产品类别无源元件    电感器   
文件大小510KB,共7页
制造商Wurth Elektronik
标准
下载文档 详细参数 全文预览

74438324047在线购买

供应商 器件名称 价格 最低购买 库存  
74438324047 - - 点击查看 点击购买

74438324047概述

General Purpose Inductor, 4.7uH, 20%, 1 Element, SMD, 1008, CHIP, 1008, ROHS AND REACH COMPLIANT

74438324047规格参数

参数名称属性值
Brand NameWurth Electronik
是否Rohs认证符合
包装说明1008
Reach Compliance Codecompliant
ECCN代码EAR99
大小写代码1008
直流电阻0.345 Ω
标称电感 (L)4.7 µH
电感器应用POWER INDUCTOR
电感器类型GENERAL PURPOSE INDUCTOR
功能数量1
端子数量2
最高工作温度125 °C
最低工作温度-40 °C
最大额定电流1 A
自谐振频率35 MHz
形状/尺寸说明RECTANGULAR PACKAGE
屏蔽YES
表面贴装YES
端子位置DUAL ENDED
端子形状ONE SURFACE
测试频率0.1 MHz
容差20%
Base Number Matches1

文档预览

下载PDF文档
Dimensions: [mm]
Recommended Land Pattern: [mm]
Solder Resist
Electrical Properties:
Properties
Inductance
Rated Current
Saturation Current
DC Resistance
DC Resistance
Self Resonant
Frequency
Test conditions
100 kHz/ 10 mA
ΔT = 40 K
|ΔL/L| < 20 %
@ 20 °C
@ 20 °C
L
I
R
I
SAT
R
DC
R
DC
f
res
Value
4.7
1
2.1
300
345
35
Unit
µH
A
A
mΩ
mΩ
MHz
Tol.
±20%
max.
typ.
typ.
max.
typ.
0,7 ±0,2
1,1
2,8
No vias and traces in restricted area.
2,5 ±0,2
Scale - 10:1
1,2 max.
Schematic:
General Properties:
It is recommeded that the temperature of the component does not exceed +125°C under worst
case conditions
2,3
2 ±0,2
Ambient Temperature
(refering to I
R
)
Operating Temperature
Storage Temperature (in
original packaging)
-40 °C up to +85 °C
-40 °C up to +125 °C
-20 °C up to +40 °C
Test conditions of Electrical Properties: 20°C, 33% RH if not specified differently
Scale - 10:1
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
CREATED
CHECKED
GENERAL TOLERANCE
PROJECTION
METHOD
SSt
DESCRIPTION
SSt
DIN ISO 2768-1m
WE-MAPI SMD Shielded Power
Inductor
SIZE
REVISION
STATUS
ORDER CODE
74438324047
DATE
BUSINESS UNIT
PAGE
2512
001.001
Valid
2015-11-10
eiSos
1/7
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
TVS管选型
  选用TVS管步骤如下:确定待保护电路的直流电压或持续工作电压。——> TVS管的反向变位电压即工作电压(VRWM)--选择TVS管的VRWM等于或大于上述步骤 1 所规定的操作电压。这就保证了在正 ......
灞波儿奔 模拟与混合信号
#7月3日# 记忆科技研发/产品最新招聘信息
欢迎关注记忆科技,推荐自荐请联系maqiao@ramaxel.com,或关注如下公众号:zuixinzhaopinxinxi 自动关注记忆科技/忆联/核芯 最新研发招聘信息 紧急招聘:☞高级软件工程师(后端NFC方向 ......
maggiemamaqiao 求职招聘
32K晶振焊接方法
本人菜鸟一枚,业余爱好从taobao淘的3套launchpad(20元一套),到手2个月一直不知道怎么焊接那个小小的32768的晶振,搜遍全网也没个教程,只有天朝之外的youtube有一篇视频教程,无奈啊。今天 ......
皮爱了西 微控制器 MCU
微型双模无线接收器
该板是 SFF(小型)完整的微型无线接收器解决方案。输出为 5Vdc (1A),可以用它为采用了任何符合工业标准 WPC 或 PMA 的发送器的电池供电器件供电或充电。 特性 符合 WPC v1.1 和 PMA 1.1 ......
Jacktang 无线连接
哈哈~突然发现自己太有才了有木有啊,3个IO口控制一个12864+4个LED~上图
如题如题。。。 一片小小的244芯片帮了我的大忙啊,说多无用,有图有真相。...
maswell_xiao 微控制器 MCU
信号放大中遇到的问题
谁能告诉我做信号放大在什么条件下需要多个电路?谢谢了,嘿嘿...
faruxue 综合技术交流

 
EEWorld订阅号

 
EEWorld服务号

 
汽车开发圈

 
机器人开发圈

About Us 关于我们 客户服务 联系方式 器件索引 网站地图 最新更新 手机版

站点相关: 大学堂 TI培训 Datasheet 电子工程 索引文件: 2368  2041  571  105  762  58  18  43  26  32 

器件索引   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

北京市海淀区中关村大街18号B座15层1530室 电话:(010)82350740 邮编:100190

电子工程世界版权所有 京B2-20211791 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号 Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved