MDT2520-CR
(Unit: mm)
(Unit: mm)
FEATURES 特点
Miniature size: 2520 footprint (2.5mm×2.0mm) and low
profile(1.0mm Max. Height)
Magnetically shielded
Ideal for a variety of DC-DC converter Inductor application
（DVC,DSC,Cellular phone,PDA）
Operating temperature:-40～+85°C
RoHS compliant
小型薄型（2.5mm×2.0mm、高度1.0mm max）
磁性屏蔽结构
是适用于（DVC、DSC、Cellular phone、PDA）各种设备
的DC-DC转换器电感器的理想选择
工作温度范围：－40～＋85°C
符合RoHS指令
STANDARD PART NUMBERS 标准零件号
TYPE MDT2520-CR, (Quantity/reel; 3,000 PCS)
零件号码 电感值(1) 公差 直流电阻2) 温度上升电流(3)
Part
Number
Inductance(1)
(H)at 1MHz
Tolerance
（％）
DC
Resistance(2)
(m) ±30％
Temperature
Rise Current(3)
T=40C (A) Max.
MDT2520-CRR47M 0.47 ±20 53 2.65
MDT2520-CR1R0M 1.0 ±20 60 2.50
MDT2520-CR1R5M 1.5 ±20 80 2.20
MDT2520-CR2R2M 2.2 ±20 90 2.10
MDT2520-CR3R3M 3.3 ±20 100 2.00
MDT2520-CR4R7M 4.7 ±20 120 1.85
(1) Inductance is measured with a |Z| Analyzer 4291
A
/ B (Agilent
Technologies) or equivalent. Test frequency at 1MHz, 0.5V
(2) DC Resistance is measured with a milliohmmeter 4338B (Agilent
Technologies) or equivalent.
(3) Maximum allowable DC current is that causes coil temperature to
rise by 40C . (The ambient reference temperature:20C)
(1)电感值由阻抗分析器4291A/ B(Agilent技术)或等效物测试。测试频
率为1MHz, 0.5V。
(2)直流电阻由毫欧计4338B(Agilent技术)或等效物测试。
(3)最大容许电流是通电情况下线圈温度上升达到40C时的电流值。
（环境温度：20C)
EXAMPLES OF CHARACTERISTICS 特性范例
Recommended patterns
推荐焊盘尺寸
Multilayer Power Inductors
叠层片式功率电感器
0
1
2
3
4
5
6
7
8
9
10
1 10 100
Inductance [μH]
Frequency [MHz]
Inductance vs Frequency
2R2 1R5
1R0
R47
3R3
4R7
0
1
2
3
4
5
6
0123
Inductance [μH]
D C C u rr en t [ A ]
Inductance vs DC Currnet
2R2
1R5
1R0
R47
3R3
4R7
