Spec Sheet
Metal Core SMD Power Inductors for Automotive (BODY & CHASSIS, INFOTAINMENT) / Industrial Applications (MCOIL™, MD series)
MDWK4040T4R7MMV
Features
Item Summary
4.7uH±20%, 2.5A, 4.0x4.0x2.0mm
Lifecycle Stage
Mass Production
AEC-Q200 qualified
Standard packaging quantity (minimum)
Taping Embossed 700pcs
Products characteristics table
Inductance
Case Size (mm)
Rated Current (max)
Saturation Current (max)
Saturation Current (typ)
Temperature Rise Current (max)
Temperature Rise Current (typ)
DC Resistance (max)
DC Resistance (typ)
LQ Measuring Frequency
Operating Temp. Range
Temperature characteristic
(Inductance change)
RoHS2 Compliance (10 subst.)
REACH Compliance (181 subst.)
Halogen Free
Soldering
Yes
Yes
Yes
Reflow
4.7 uH ± 20 %
4.0x4.0
2.5 A
3.5 A (⊿L=30%)
5 A (⊿L=30%)
2.5 A (⊿T=40℃)
2.8 A (⊿T=40℃)
107 mΩ
93 mΩ
1 MHz
-40 to +125 ℃
(Including-self-generated heat)
± 10 %
External Dimensions
Dimension L
Dimension W
Dimension H
Dimension e
Dimension f
4.0 ±0.2 mm
4.0 ±0.2 mm
Max 2.0 mm
1.1 ±0.2 mm
2.5 ±0.2 mm
Recommended Land Patterns
2018.11.28
The data is reference only. Electrical characteristics vary depending on environment or measurement condition.
TAIYO YUDEN reserves the right to make change to the data at any time without notice.
Before making final selection, please check product specification.
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Halogen free / RoHS compliant
Wire Wound Inductor
-Electrical Characteristics Data-
2018/6/20
Metal Core SMD Power Inductors for Automotive / Industrial Applications
(MCOIL™, MD series)
MCOIL
TM
Dimension
Length :
Width :
Height :
unit : mm
4.0 + / - 0.2
4.0 + / - 0.2
2.0
max.
uH
0.107
3,500
2,500
unit : inch
( 0.157 + / - 0.008 )
( 0.157 + / - 0.008 )
( 0.079
max. )
MDWK4040T4R7MMV
Inductance :
4.7
DC Resistance : 0.093
Saturation Current : 5,000
Temp. rise Current : 2,800
AEC-Q200 qualified
( test freq at 1MHz )
ohm ( typ / max )
mA ( typ / max )
mA ( typ / max )
/
/
/
Saturation current typical : 30% reduction from initial L value.
Temp rise Current typical : Temperature will rise by 40 deg C
Absolute maximum voltage : 25VDC
DC Bias vs Inductance
10
60
DC Bias vs Temperature
Self-temperature rise [deg]
0
1000
2000
3000
4000
5000
6000
8
50
40
30
20
10
0
0
1000
2000
3000
4000
5000
Inductance [uH]
6
4
2
0
DC Bias [mA]
DC Bias [mA]
Frequency vs Inductance
100
Inductance [uH]
10
1
0.1
0.1
1
10
100
Frequency [MHz]
The data is reference only. Electrical characteristics vary depending on environment or measurement condition.
TAIYO YUDEN reserves the right to make change to the data at any time without notice.
Before making final selection, please check product specification.
The products are tested based on the test conditions and methods defined in AEC-Q200.
Please consult with TAIYO YUDEN for the details of the product specification and AEC-Q200 test results, etc.,
and please review and approve TAIYO YUDEN's product specification before ordering.
■
Notice for TAIYO YUDEN Products
for
High Quality Equipment
Please read this notice before using the TAIYO YUDEN products.
!
products.
REMINDERS
■
Please conduct validation and verification of our products in actual condition of mounting and operating environment before using our
■
The product listed in this spec sheet is intended for use in general electronic equipment (e.g., AV equipment, OA equipment, home electric
appliances, office equipment, information and communication equipment), medical equipment classified as Class I or II by IMDRF, industrial
equipment, and automotive interior applications, etc. Please be sure to contact TAIYO YUDEN for further information before using the product
for any equipment which may directly cause loss of human life or bodily injury (e.g., transportation equipment including, without limitation,
automotive powertrain control system, train control system, and ship control system, traffic signal equipment, medical equipment classified as
Class III by IMDRF).
Please do not incorporate our products into any equipment requiring high levels of safety and/or reliability (e.g., aerospace equipment,
aviation equipment*, medical equipment classified as Class IV by IMDRF, nuclear control equipment, undersea equipment, military
equipment).
*Note:
There is a possibility that our products can be used only for aviation equipment that does not directly affect the safe operation of aircraft (e.g., in-flight
entertainment, cabin light, electric seat, cooking equipment) if such use meets requirements specified separately by TAIYO YUDEN. Please be sure to
contact TAIYO YUDEN for further information before using our products for such aviation equipment.
When our products are used even for high safety and/or reliability-required devices or circuits of general electronic equipment, it is strongly
recommended to perform a thorough safety evaluation prior to use of our products and to install a protection circuit as necessary.
Please note that unless you obtain prior written consent of TAIYO YUDEN, TAIYO YUDEN shall not be in any way responsible for any damages
incurred by you or third parties arising from use of the product listed in this spec sheet for any equipment requiring inquiry to TAIYO YUDEN or
prohibited for use by TAIYO YUDEN as described above.
■
Information contained in this spec sheet is intended to convey examples of typical performances and/or applications of our products and is not
intended to make any warranty with respect to the intellectual property rights or any other related rights of TAIYO YUDEN or any third parties
nor grant any license under such rights.
■
Please note that the scope of warranty for our products is limited to the delivered our products themselves and TAIYO YUDEN shall not be in
any way responsible for any damages resulting from a fault or defect in our products. Notwithstanding the foregoing, if there is a written
agreement (e.g., supply and purchase agreement, quality assurance agreement) signed by TAIYO YUDEN and your company, TAIYO YUDEN will
warrant our products in accordance with such agreement.
■
The contents of this spec sheet are applicable to our products which are purchased from our sales offices or authorized distributors
(hereinafter “TAIYO YUDEN’s official sales channel”). Please note that the contents of this spec sheet are not applicable to our products
purchased from any seller other than TAIYO YUDEN’s official sales channel.
■
Caution for Export
The product listed in this spec sheet may require specific procedures for export according to “U.S. Export Administration Regulations”, “Foreign
Exchange and Foreign Trade Control Law” of Japan, and other applicable regulations. Should you have any questions on this matter, please
contact our sales staff.
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