fdv0840 Toko Inc., fdv0840 Datasheet
fdv0840
Manufacturer Part Number
fdv0840
Description
Fixed Inductors For Surface Mounting
Manufacturer
Toko Inc.
Datasheet
1.FDV0840.pdf
(1 pages)
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
fdv0840-3R9M=P3
Manufacturer:
MURATA
Quantity:
10 000
Part Number:
fdv0840-H-100M=P3
Manufacturer:
TOKO/东光
Quantity:
20 000
Part Number:
fdv0840-H-120M=P3
Manufacturer:
TOKO/东光
Quantity:
20 000
Part Number:
fdv0840-H-1R3M=P3
Manufacturer:
TOKO/东光
Quantity:
20 000
Part Number:
fdv0840-H-1R6M=P3
Manufacturer:
TOKO/东光
Quantity:
20 000
Part Number:
fdv0840-H-2R1M=P3
Manufacturer:
TOKO/东光
Quantity:
20 000
Inductance Range: 0.26∼12μH
• 9.1 × 8.4mm square and 4.0mm Max. height.
• Magnetically shielded, low DC resistance.
• Suitable for large current
• The use of magnetic iron powder ensure capability for
• Low audible core noise.
• Ideal for DC-DC converter applications in hand held
• RoHS compliant.
TYPE FDV0840 (Quantity/reel; 1000 PCS)
(1) Inductance is measured with a LCR meter 4284A (Agilent
(2) DC resistance is measured with 34420A (Agilent Technologies) or
(3) Inductance Decrease Current based upon 20% inductance
(4) Temperature Rise Current based upon 40°C temperature rise.
(5) Absolute maximum voltage 30VDC
NOTICE: Please be sure that you carefully discuss your planned
DIMENSIONS／外形寸法図
FEATURES／特長
large current.
personal computer and etc.
Technologies) or equivalent.
Test frequency at 100KHz
3541(HIOKI). (Reference ambient temperature 25°C)
reduction from the initial value
(Reference ambient temperature 20°C)
FDV0840-R26M
FDV0840-R42M
FDV0840-R67M
FDV0840-1R3M
FDV0840-1R6M
FDV0840-2R1M
FDV0840-3R9M
FDV0840-4R9M
FDV0840-6R9M
FDV0840-100M
FDV0840-120M
FDV0840
東光品番
Number
TOKO
Part
purchase with our sales division if you intend to use the
product for business use etc. is severe.
インダクタンス
Inductance
(μH)
0.26
0.42
0.67
1.30
1.60
2.10
3.90
4.90
6.90
10.0
12.0
SELECTION GUIDE FOR STANDARD COILS
DC
Fixed Inductors for Surface Mounting 面
.
(1)
(1)
Tolerance
許容差
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
±20
(%)
(mΩ) Max. (Typ.)
• 9.1 × 8.4mm 角、高さ4.0mm Max.
• 閉磁路、低直流抵抗
• 大電流対応
• 磁性材に鉄系磁性粉を用いた大電流対応
• 低コア鳴きノイズ
• ノートパソコンなどのDC-DC コンバータ用インダクタ
• RoHS指令対応
(1) インダクタンスはLCR メータ4284A（Agilent Technologies）
(2) 直流抵抗は測定器34420A（Agilent Technologies）または
(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
(4) 温度上昇許容電流：コイルの温度が40℃上昇する値
(5) 絶対最大電圧 30VDC
ご注意：業務用など、厳しい使用条件でのご使用をご検討の場合は
Tolerance：±0.3
Resistance
などに最適
または同等品により測定する。
測定周波数は100KHzです。
3541(HIOKI)と同等品により測定する。（周囲温度25℃）
が初期値より20%減少する直流電流値
（周囲温度25℃を基準とする。）
直流抵抗
2.3(1.74)
3.1(2.40)
4.7(3.59)
7.9(6.06)
10(7.74)
14(10.4)
24(18.8)
32(24.6)
41(31.7)
66(51.1)
73(55.9)
DC
(Unit: mm)
必ず事前に弊社営業窓口までご相談ください。
(2)
(2)
Recommended patterns
推奨パターン図
Decrease Current
直流重畳許容電流
(A) Max. (Typ.)
DC
Inductance
23.0(30.7)
16.3(21.8)
12.8(17.1)
10.3(13.8)
8.4(11.3)
8.0(10.6)
ΔL
6.3(8.4)
5.2(6.9)
4.6(6.1)
3.8(5.1)
L
3.7(4.9)
実装
=20%
づ
け
用固定インダクタ
(3)
(3)
温度上昇許容電流
(A) Max. (Typ.)
Rise Current
Temperature
19.5(24.4)
13.3(16.6)
10.2(12.7)
16.4(205)
ΔT=40°C
9.0(11.2)
7.9(9.8)
5.6(7.0)
4.8(6.0)
4.5(5.6)
3.5(4.3)
3.3(4.1)
(Unit: mm)
(4)
(4)
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