DFE252010F-R68M datasheet, PDF

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DFE252010F-R68M: DescriptionThe use of Flat wire for Low DC resistance; File Size189KB，1 Pages; ManufacturerTOKO, INC.; Websitehttps://www.murata.com/

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DFE252010F-R68M Overview

The use of Flat wire for Low DC resistance

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Metal Alloy Inductors

メタルアロイインダクタ

DFE252010F

Inductance Range:

0.33~10.0H

Recommended patterns

推奨パターン図

(Unit: mm)

FEATURES

特長



小型薄型構造

(2.5½2.0½½角、高さ1.0mm Max.)

磁性材に鉄系磁性粉を用いた大電流対応

平角線採用による½直流抵抗

閉磁路構造、½コア鳴きノイズ

リフロはんだ対応

動½温度範囲：-40½+125°C



Miniature size: 2520 footprint (2.5mm×2.0mm) and low

profile(1.0mm Max. height)



The use of magnetic iron powder ensure capability for

large current.



The use of Flat wire for Low DC resistance.



Magnetically shielded, low audible core noise.



Reflow solderable.



Operating temperature : -40½+125°C

STANDARD PART NUMBERS

標準品一覧

TYPE DFE252010F(Quantity/reel; 3,000 PCS)

品番

Part

Number

DFE252010F-R33M=P2

DFE252010F-R47M=P2

DFE252010F-R68M=P2

DFE252010F-R82M=P2

DFE252010F-1R0M=P2

DFE252010F-1R5M=P2

DFE252010F-2R2M=P2

DFE252010F-3R3M=P2

DFE252010F-4R7M=P2

DFE252010F-6R8M=P2

DFE252010F-8R2M=P2

DFE252010F-100M=P2

インダクタンス

(1)

Inductance

(1)

(H)

0.33

0.47

0.68

0.82

1.0

1.5

2.2

3.3

4.7

6.8

8.2

許容差

Tolerance

(%)

20

測定周波数

Test

Frequency

(MHz)

直流抵抗

(2)

Resistance

(2)

(m) Max. (Typ.)

21 (16)

27 (20)

37 (31)

40 (33)

48 (40)

72 (60)

97 (85)

170 (140)

240 (200)

420 (350)

520 (430)

600 (500)

直流重畳許容電流

(3)

Inductance

Decrease Current

(3)

(A) Max. (Typ.)

L

=30%

温度上昇許容電流

(4)

Temperature

Rise Current

(4)

T=40C

(A) Max. (Typ.)

4.8 (5.6)

4.4 (5.2)

3.5 (4.1)

3.3 (3.9)

3.1 (3.6)

2.5 (2.9)

2.3 (2.5)

1.6 (1.9)

1.4 (1.6)

1.1 (1.3)

1.0 (1.2)

0.9 (1.0)

6.8 (7.6)

6.0 (6.6)

5.0 (5.5)

4.5 (5.0)

4.1 (4.6)

3.4 (3.8)

3.1 (3.5)

2.2 (2.5)

1.9 (2.2)

1.4 (1.6)

1.35 (1.55)

1.3 (1.5)

(1) Inductance is measured with a LCR meter 4284A

(Agilent

Technologies) or equivalent. Test frequency at 1MHz

(2) DC resistance is measured with 34420A (Agilent Technologies) or

3541(HIOKI). (Reference ambient temperature 20°C)

(3) Inductance Decrease Current based upon 30% inductance

reduction from the initial value

(4) Temperature Rise Current based upon 40°C temperature rise.

(Reference ambient temperature 20°C)

(1)

インダクタンスはLCRメータ4284A

(Agilent

Technologies)

また

は同等品により測定する。測定周波数は1MHz。

(2)

直流抵抗は測定器34420A（Agilent

Technologies）または3541

（HIOKI）と同等品により測定する。（周囲温度20°C）

(3)

直流重畳許容電流：直流重畳電流を流した時インダクタンスの

値が初期値より30%減少する直流電流値

(4)

温度上昇許容電流：コイルの温度が40°C上昇する値

（周囲温度20°Cを基準とする。）

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