参数资料
型号: 744871470
厂商: Wurth Electronics Inc
文件页数: 1/3页
文件大小: 0K
描述: COUPLED INDUCTOR SEPIC/CUK 47UH
产品培训模块: Coupled Inductors for SEPIC Converter Applications
产品目录绘图: WE-DD Series L,XL,XXL TypeTop
WE-DD Series L,XL,XXL Type Bottom
WE-DD Series L Type Side
特色产品: WE-DD Coupled Inductors Series
3D 型号: 74487zzzz.igs
74487zzzz.stp
74487zzzz.wrl
标准包装: 1
系列: WE-DD
每一线圈的电感: 47µH
线圈数目: 2
电流: 1.1A
容差: ±20%
电感 - 串行连接: 188µH
电感 - 并行连接: 47µH
DC 电阻(DCR): 最大 180 毫欧
安装类型: 表面贴装
尺寸/尺寸: 0.492" L x 0.492" W(12.50mm x 12.50mm)
高度: 0.256"(6.50mm)
包装: 标准包装
产品目录页面: 1806 (CN2011-ZH PDF)
其它名称: 732-2320-6
Spezifikation für Freigabe / specification for release
Kunde / customer :
Artikelnummer / part number :
744871470
LF
Bezeichnung :
description :
DOPPELDROSSEL WE-DD
POWER-CHOKE WE-DD
RoHS compliant
DATUM / DATE : 2005-03-29
A Mechanische Abmessungen / dimensions:
Typ L
A
B
1
D
C
2
A
B
C
12,5 max.
6,5 max
1,5 ± 0,2
mm
mm
mm
D
E
4,9 ± 0,2
7,3 ± 0,5
mm
mm
A
E
1
3
L1
Start
Finish
2
4
L2
4
B Elektrische Eigenschaften / electrical properties:
3
C L?tpad / soldering spec.:
Eigenschaften / properties
Induktivit?t (je Wicklg.) /
inductance (each wdg.)
DC-Widerstand (je Wicklg.) /
DC-resistance (each wdg)
Testbedingungen /
test conditions
1 kHz / 0,25V
L 1, L 2
R DC1,2 typ
Wert / value
47,0
0,145
Einheit / unit
μH
?
tol.
±20%
typ.
3,85
1,0
[ mm ]
DC-Widerstand (je Wicklg.) /
DC-resistance (each wdg)
Nennstrom (je Wicklg.) /
rated Current (each wdg.)
S?ttigungsstrom (je Wicklg.) /
saturation current (each wdg.)
Eigenres.-Frequenz /
self-res.-fequency
Nennspannung /
rated Voltage
? T = 40 K
? L/Lo = -10%
R DC1,2 max
I N1, I N2
I sat
SRF
U DC
0,180
1,10
2,40
5
80
?
A
A
MHz
V
max.
max.
typ.
typ.
max.
13,8
6,1
3,85
2,5
D Prüfger?te / test equipment:
E Testbedingungen / test conditions:
HP 4274 A für/for L und/and Q
HP 34401 A für/for I DC und/and R DC
F Werkstoffe & Zulassungen / material & approvals:
Luftfeuchtigkeit / humidity:
Umgebungstemperatur / temperature:
G Eigenschaften / general specifications:
33%
+20°C
Basismaterial / base material:
Ferrit/ ferrite
Betriebstemperatur / operating temperature: -40°C - + 125°C
Draht / wire:
2 SFBW; 155°C
Umgebungstemp. / ambient temperature:
-40°C - + 85°C
It is recommended that the temperature of the part does
not exceed 125°C under worst case operating conditions.
Freigabe erteilt / general release:
..................................................................................
Kunde / customer
..................................................................................
Datum / date
...............................................
Geprüft / checked
Unterschrift / signature
Würth Elektronik
............................................
Kontrolliert / approved
SST
MST
SST
SST
Name
Version 5
Version 4
Version 3
Version 1
?nderung / modification
05-03-29
04-10-11
04-03-09
03-11-13
Datum / date
Würth Elektronik eiSos GmbH & Co.KG
D-74638 Waldenburg · Max-Eyth-Strasse 1 - 3 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400
http://www.we-online.com
SEITE 1 VON 3
相关PDF资料
PDF描述
744873001 COUPLED INDUCTOR FLYBACK 1.5UH
744873002 COUPLED INDUCTOR FLYBACK 2.4UH
744873003 COUPLED INDUCTOR FLYBACK 3.3UH
744873004 COUPLED INDUCTOR FLYBACK 4.7UH
744873100 COUPLED INDUCTOR FLYBACK 10UH
相关代理商/技术参数
参数描述
744873001 功能描述:耦合电感 COUPLED INDUCTOR FLYBACK 1.5UH RoHS:否 制造商:Bourns 电感 - 并联:10 uH 电感 - 串联:40 uH 容差:20 % 最大直流电流:2.08 A 最大直流电阻:0.0826 Ohms 端接类型:SMD/SMT 工作温度范围:- 40 C to + 105 C 系列:SRF0703 类型:Dual-Winding Shielded Power Inductors
744873002 功能描述:耦合电感 COUPLED INDUCTOR FLYBACK 2.4UH RoHS:否 制造商:Bourns 电感 - 并联:10 uH 电感 - 串联:40 uH 容差:20 % 最大直流电流:2.08 A 最大直流电阻:0.0826 Ohms 端接类型:SMD/SMT 工作温度范围:- 40 C to + 105 C 系列:SRF0703 类型:Dual-Winding Shielded Power Inductors
744873003 功能描述:耦合电感 COUPLED INDUCTOR FLYBACK 3.3UH RoHS:否 制造商:Bourns 电感 - 并联:10 uH 电感 - 串联:40 uH 容差:20 % 最大直流电流:2.08 A 最大直流电阻:0.0826 Ohms 端接类型:SMD/SMT 工作温度范围:- 40 C to + 105 C 系列:SRF0703 类型:Dual-Winding Shielded Power Inductors
744873004 功能描述:耦合电感 COUPLED INDUCTOR FLYBACK 4.7UH RoHS:否 制造商:Bourns 电感 - 并联:10 uH 电感 - 串联:40 uH 容差:20 % 最大直流电流:2.08 A 最大直流电阻:0.0826 Ohms 端接类型:SMD/SMT 工作温度范围:- 40 C to + 105 C 系列:SRF0703 类型:Dual-Winding Shielded Power Inductors
744873100 功能描述:耦合电感 COUPLED INDUCTOR FLYBACK 10UH RoHS:否 制造商:Bourns 电感 - 并联:10 uH 电感 - 串联:40 uH 容差:20 % 最大直流电流:2.08 A 最大直流电阻:0.0826 Ohms 端接类型:SMD/SMT 工作温度范围:- 40 C to + 105 C 系列:SRF0703 类型:Dual-Winding Shielded Power Inductors