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

784776239

产品描述FIXED IND 390UH 490MA 1.3 OHM
产品类别无源元件   
文件大小1MB,共7页
制造商Wurth Elektronik
标准
下载文档 详细参数 全文预览

784776239在线购买

供应商 器件名称 价格 最低购买 库存  
784776239 - - 点击查看 点击购买

784776239概述

FIXED IND 390UH 490MA 1.3 OHM

784776239规格参数

参数名称属性值
类型绕线
材料 - 磁芯铁氧体
电感390µH
容差±20%
额定电流490mA
电流 - 饱和值540mA
屏蔽无屏蔽
DC 电阻(DCR)1.3 欧姆最大
频率 - 自谐振3.7MHz
等级AEC-Q200
工作温度-40°C ~ 125°C
电感频率 - 测试10kHz
安装类型表面贴装
封装/外壳非标准
供应商器件封装1054
大小/尺寸0.394" 长 x 0.354" 宽(10.00mm x 9.00mm)
高度 - 安装(最大值)0.232"(5.90mm)

文档预览

下载PDF文档
A Dimensions: [mm]
B Recommended land pattern: [mm]
D Electrical Properties:
Properties
Inductance
Rated Current
Saturation Current
DC Resistance
DC Resistance
Self Resonant Freq.
Rated Voltage
Test conditions
10 KHz/ 100 mV
∆T = 40 K
|ΔL/L| < 10%
@ 20°C
@ 20°C
@ 20°C
@ 20°C
L
IR
Isat
RDC
RDC
fres
UR
Value
390
0.49
0.54
1.30
0.794
3.7
80
Unit
µH
A
A
Ω
Ω
MHz
VDC
Tol.
±10%
max.
typ.
max.
typ.
typ.
max.
C Schematic:
E General information:
It is recommended that the temperature of the part does not exceed 125°C un-
der worst case operating conditions.
•Ambient temperature: -40°C to +85°C (refering to IR)
•Operating temperature: -40°C to +125°C
•Storage temperature (on tape & reel): -20°C to +40°C; 75% RH max.
•Coplanarity of the terminal pads: 120µm
•Test conditions of Electrical Properties: 20°C, 33% RH
•AEC-Q 200 qualified
DESCRIPTION
Reference on drawing
Marking
Description
Start of winding
391 (Inductance Code)
2.3
2.2
2.1
2.0
1.7
1.6
1.5
REV
2015-01-07
2014-05-19
2014-03-12
2014-02-03
2013-12-05
2013-10-10
2013-04-10
DATE
SSt
SSt
SSt
SSt
SSt
SSt
SSt
BY
BMoe
BMoe
BMoe
BMoe
BMoe
BMoe
SSt
CHECKED
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
WE-PD2A SMD Power Inductor
Order.- No.
SIZE
A4
784776239
Size: 1054
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.
PDA读取GPS数据并与服务器通信
目的:PDA用C#获得GPS信息,发送给服务器。 网上找的相关代码(),可以获得gps数据。 但是发送给服务器的时候在NetworkStream.write这句时呈死机状态,发送不了,服务器端也没有接收到信息 ......
19041009 嵌入式系统
在mobile下在触摸屏上画线的问题!!
我现在需要在mobile下测试能够在触摸屏上画线,我从网上看到画线用橡皮筋技术就好,可是我用拉,用的代码如下 case WM_LBUTTONDOWN: pt.x = LOWORD(lParam); pt.y = HIWORD(lParam); ......
zzxing 嵌入式系统
存储器地址
我写的at24c02是八位存储地址,但在仿真软件上没有,我用at24c512代替,发现是16位存储,我该怎么改啊...
意想不到1 单片机
复位电路的问题
图中的两个电阻和一个电容的作用,请讲的详细一点...
践行者 微控制器 MCU
stc89c52的板子连接问题
本人刚开始学习单片机,买了一块板子跟电脑一直连接不上,提示无法识别的usb接口,问题到底是什么,求帮助 电脑型号是联想v460,单片机直接用的usb线...
说好的欢乐豆呢 51单片机
赚分帖~~~
0...
haijing1227 嵌入式系统

 
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: 524  2930  2075  1123  401  48  37  57  11  42 

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