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74479787247

产品描述Crystals 25MHz +/-20ppm 18pF -40C +85C
产品类别无源元件    电感器   
文件大小2MB,共7页
制造商Wurth Elektronik
标准
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74479787247概述

Crystals 25MHz +/-20ppm 18pF -40C +85C

74479787247规格参数

参数名称属性值
Brand NameWurth Electronik
是否Rohs认证符合
厂商名称Wurth Elektronik
Reach Compliance Codecompliant
ECCN代码EAR99
Samacsys DescriptionWurth WE-PMI Series 4700 nH ±20% Multilayer SMD Inductor, 1008 Case, SRF: 0.04GHz 1250mA dc 110mΩ Rdc
大小写代码1008
构造Multilayer Chip
型芯材料Ferrite
直流电阻0.11 Ω
标称电感 (L)4.7 µH
电感器类型GENERAL PURPOSE INDUCTOR
JESD-609代码e3
最高工作温度125 °C
最低工作温度-40 °C
封装高度1 mm
封装长度2.5 mm
封装形式SMT
封装宽度2 mm
包装方法TR, 7 Inch
最小质量因数(标称电感时)20
最大额定电流1.25 A
自谐振频率40 MHz
端子面层Tin (Sn) - with Nickel (Ni) barrier
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
Rated current
Saturation current
DC Resistance
Self resonant frequency
Q-factor
Type of application
Test conditions
1 MHz/ 5 mA
∆T = 20 K
∆T = 40 K
|ΔL/L| = 30%
@ 20°C
1 MHz/ 5 mA
L
IR
IR
Isat
RDC
fres
Q
Value
4.7
850
1250
280
110
40
20
Low RDC
Unit
µH
mA
mA
mA
MHz
Tol.
±20%
typ.
typ.
typ.
±30%
min.
min.
C Schematic:
E General information:
It is recommended that the temperature of the part does not exceed 125°C
under worst case operating conditions.
•Ambient temperature: -40°C to +85°C/105°C (refering to IR)
•Operating temperature: -40°C to +125°C
•Storage temperature (on tape & reel): -20°C to +40°C; 75% RH max.
•Test conditions of Electrical Properties: 20°C, 33% RH
if not specified differently
DESCRIPTION
3.7
3.6
3.5
3.4
3.3
3.2
3.1
REV
2015-04-23
2014-06-11
2014-03-10
2013-04-09
2013-02-04
2012-12-05
2012-11-19
DATE
SSt
SSt
SSt
SSt
SSt
SSt
SSt
BY
MaKa
SSt
SSt
SSt
DDi
SSt
DDi
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-PMI Power Multilayer Inductor
Order.- No.
SIZE
A4
74479787247
Size: 1008
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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