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LF12.54R7K

Description
General Purpose Inductor, 4.7uH, 10%, 1 Element, Ferrite-Core,
CategoryPassive components    inductor   
File Size500KB,2 Pages
ManufacturerKOA Speer
Websitehttp://www.koaspeer.com/
Download Datasheet Parametric View All

LF12.54R7K Overview

General Purpose Inductor, 4.7uH, 10%, 1 Element, Ferrite-Core,

LF12.54R7K Parametric

Parameter NameAttribute value
MakerKOA Speer
Reach Compliance Codecompliant
ECCN codeEAR99
core materialFERRITE
DC Resistance0.4 Ω
Nominal inductance(L)4.7 µH
Inductor ApplicationsRF INDUCTOR
Inductor typeGENERAL PURPOSE INDUCTOR
Number of functions1
Number of terminals2
Maximum operating temperature85 °C
Minimum operating temperature-25 °C
Minimum quality factor (at nominal inductance)70
Maximum rated current0.62 A
self resonant frequency80 MHz
Shape/Size DescriptionTUBULAR PACKAGE
shieldNO
surface mountNO
Terminal locationAXIAL
Terminal shapePRINTED WIRING PIN
Test frequency7.96 MHz
Tolerance10%
HIGH FREQUENCY INDUCTORS
LF10.0 LF12.5
高周波固定インダクタ
High Frequency Fixed Inductors
■外½寸法及び構造図 Dimensions and Construction
φd
φD
L
① 絶縁塗装
 Insulation coating ④ リード線  Lead wire 
② マグネットワイヤ Magnet wire
⑤ 接着剤   Adhesive
③ フェライトコア  Ferrite core
⑥ 内装樹脂  Inner coating
外装色:ライトブルー Coating color:Light blue
表 示:カラーコード Marking:Color code
½ 名
Type
LF10.0
L Max.
7.5
10.5
寸 法 Dimensions
(mm)
D Max.
3.0
4.0
d (Nominal)
0.5
0.65
28.0±2.0
Weight
(g) テーピングと包装数/アモパック
(g/1000pcs)
185
385
Taping Q'ty/AMMO (pcs)
2,000
■特長 Features
中高電流用のインダクタです。
アキシャルテーピングによる自動挿入が可½です。
抵抗が½く許容電流が大きい。
Suitable for middle to large currents.
Automatic insertion is applicable with axial taping.
Low resistance and large allowable current.
LF12.5
■品名構成 Type Designation
例 Example
LF
10.0
T52
1R0
M
■用途 Applications
カラーTV、AV、エアコン 等
TVs, Audio equipment, VCRs, Air-conditioners etc.
品 種
Product
Code
種 類
Style
10.0
12.5
二次加工
Taping &
Forming
T26 : 26mm taping
T52 : 52mm taping
空欄 : バルク
Nil : Bulk
公称インダクタンス
Nominal
Inductance
3 digits
(単½:μH)
(Unit:μH)
許容差
Tolerance
K :±10%
M:±20%
テーピングの詳細については巻末のAPPENDIX Cを参照して下さい。
For further informations of taping, please refer to APPENDIX C on the back pages.
■特性 Characteristics
●直流重畳特性
(LF10.0)
 DC Bias Characteristics
1000
500
インダクタンス
(μH)
Inductance
102
471
DC
●Q-f特性
(LF10.0)
 Q-Frequency Characteristics
測定回路
LCRメータ
f=□kHz
A
●温度特性
(LF10.0)
 Temperature Characteristics
インダクタンス変化率
(%)
Inductance characteristics
200
100
Q
50
471
470
101
IR0
100
100
50
101
470
C=10,000μF
L=1H
f =1kHz,10kHz
4
2
0
-2
-4
-20
0
20 40 60 80
温度 Temperature
(℃)
470
100
IR0
471
471
470
100
IR0
10
5
100
4R7
10
1
10
50 100
500 1000 2000
直流重畳電流 DC Bias
(mA)
0.5
1
5
10
周波数 Frequency
(MHz)
●直流重畳特性
(LF12.5)
 DC Bias Characteristics
1000
500
インダクタンス
(μH)
Inductance
102
471
DC
●Q-f特性
(LF12.5)
 Q-Frequency Characteristics
測定回路
LCRメータ
f=□kHz
A
●温度特性
(LF12.5)
 Temperature Characteristics
IR0
インダクタンス変化率
(%)
Inductance characteristics
200
100
Q
50
471
101
470
100
4R7
100
50
101
470
C=10,000μF
L=1H
f =1kHz,10kHz
4
2
0
-2
-4
-20
0
20 40 60 80
温度 Temperature
(℃)
101
470
IR0
471
470
101
471
IR0
10
5
100
4R7
10
1
10
50 100
500 1000 3000
直流重畳電流 DC Bias
(mA)
0.5
1
5
10
周波数 Frequency
(MHz)
本カタログに掲載の仕様は予告なく変更する場合があります。御注文及び御½用前に、納入仕様書などで内容を御確認下さい。
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
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