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744787039

更新时间： 2025-09-04 18:37:03
品牌 Logo 应用领域
伍尔特 - WURTH 光电二极管
页数 文件大小 规格书
6页 686K
描述
WE-PD2SR Power Inductor

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744787039 技术参数

是否Rohs认证：符合生命周期：Active
包装说明：3128Reach Compliance Code：compliant
ECCN代码：EAR99HTS代码：8504.50.80.00
风险等级：2.2Samacsys Confidence：4
Samacsys Status：ReleasedSamacsys PartID：985714
Samacsys Pin Count：2Samacsys Part Category：Inductor
Samacsys Package Category：OtherSamacsys Footprint Name：744787039-1
Samacsys Released Date：2019-09-29 13:02:49Is Samacsys：N
大小写代码：3128直流电阻：0.02 Ω
标称电感 (L)：3.9 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：3.8 A
自谐振频率：45 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：30%
Base Number Matches：1

744787039 数据手册

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Dimensions: [mm]  
Recommended Land Pattern: [mm]  
Electrical Properties:  
Properties  
Test conditions  
100 kHz/ 250 mV  
ΔT = 40 K  
Value  
3.9  
3.8  
4
Unit Tol.  
Inductance  
L
µH  
A
30ꢀ  
IR  
Rated Current  
max.  
typ.  
2,0 ref.  
ISAT  
RDC  
RDC  
fres  
Saturation Current  
DC Resistance  
DC Resistance  
Self Resonant Frequency  
Operating Voltage  
|ΔL/L| < 15 ꢀ  
@ 20 °C  
A
16.7  
20  
mΩ  
typ.  
@ 20 °C  
mΩ max.  
MHz typ.  
45  
3,0 ref.  
V
DC  
120  
V
max.  
3,0 ref.  
Certification:  
8,0 ref.  
7,8 ±0,3  
RoHS Approval  
REACh Approval  
Halogen Free  
Compliant [2011/65/EU&2015/863]  
Conform or declared [(EC)1907/2006]  
Conform [JEDEC JS709B]  
Scale - 3:1  
Schematic:  
General Properties:  
It is recommended that the temperature of the component does not exceed +125 °C under worst  
case conditions  
Ambient Temperature (referring  
to IR)  
-40 up to +85 °C  
Operating Temperature  
-40 up to +125 °C  
< 40 °C ; < 75 ꢀ RH  
1
Storage Conditions (in original  
packaging)  
Moisture Sensitivity Level (MSL)  
Test conditions of Electrical Properties: +20 °C, 33 ꢀ RH if not specified differently  
Scale - 3:1  
Product Marking:  
Start of Winding  
•
CHECKED  
REVISION  
DATE (YYYY-MM-DD)  
GENERAL TOLERANCE  
PROJECTION  
METHOD  
Marking  
3R9 (Inductance Code)  
ALa  
001.005  
2020-06-30  
DIN ISO 2768-1m  
DESCRIPTION  
WE-PD2SR Shielded Power  
Inductor  
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  
ORDER CODE  
744787039  
SIZE/TYPE  
BUSINESS UNIT  
STATUS  
PAGE  
7845  
eiSos  
Valid  
1/6  
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.  
123456

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