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7447745039

产品描述General Purpose Inductor, 3.9uH, 20%, 1 Element, Ferrite-Core, SMD, ROHS COMPLIANT
产品类别电感器    固定电感器   
文件大小1MB,共6页
制造商Wurth Elektronik
标准  
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7447745039概述

General Purpose Inductor, 3.9uH, 20%, 1 Element, Ferrite-Core, SMD, ROHS COMPLIANT

7447745039规格参数

参数名称属性值
是否无铅不含铅
是否Rohs认证符合
厂商名称Wurth Elektronik
Reach Compliance Codecompliant
ECCN代码EAR99
Samacsys DescriptionWurth WE-PD2 Series Wire-wound SMD Inductor with a Ferrite Core, 3.9 μH ±20% 2.8A Idc
型芯材料FERRITE
直流电阻0.054 Ω
标称电感 (L)3.9 µH
电感器应用POWER INDUCTOR
电感器类型GENERAL PURPOSE INDUCTOR
JESD-609代码e1
制造商序列号7447745039
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2.8 A
自谐振频率48 MHz
形状/尺寸说明RECTANGULAR PACKAGE
屏蔽NO
表面贴装YES
端子面层Tin/Silver/Copper (Sn/Ag/Cu)
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

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A Dimensions: [mm]
B Recommended land pattern: [mm]
D Electrical Properties:
Properties
Inductance
Rated current
Saturation current
DC Resistance
DC Resistance
Self resonant frequency
Test conditions
100 kHz/ 10 mA
∆T = 40 K
|ΔL/L| < 10%
@ 20°C
@ 20°C
L
IR
Isat
RDC
RDC
fres
Value
3.9
2.8
2.6
0.047
0.054
48
Unit
µH
A
A
Ω
Ω
MHz
Tol.
±20%
max.
typ.
typ.
max.
typ.
C Schematic:
E General information:
It is recommended that the temperature of the part does not exceed 125°C
under worst case operating conditions.
• mbient temperature: -40°C to +85°C (refering to IR)
A
• perating temperature: -40°C to +125°C
O
• torage temperature (on tape & reel): -20°C to +40°C; 75% RH max.
S
•est conditions of Electrical Properties: 20°C, 33% RH
T
if not specified differently
DESCRIPTION
Reference on drawing
Marking
Description
Start of winding
3R9 (Inductance Code)
2.3
2.2
2.1
2.0
REV
2014-06-23
2014-03-26
2013-04-18
2009-05-19
DATE
SSt
SSt
SSt
ME
BY
SSt
SSt
ALa
-
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-PD2 SMD Power Inductor
Order.- No.
SIZE
A4
7447745039
Size: 5820
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.
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