MEKK2520T2R2M

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**Metal Wire-wound Chip Power Inductors (MCOIL™, ME series)** 

## **Spec Sheet** 

## **MEKK2520T2R2M** 

## **Features** 

**Item Summary 2.2uH±20%, 2.4A, 1008/2520 (EIA/JIS) Lifecycle Stage Mass Production Standard packaging quantity (minimum) Taping Embossed 3000pcs** 

## **Products characteristics table** 

|**Inductance**|**2.2 uH ± 20 %**|
|---|---|
|**Case Size (EIA/JIS)**|**1008/2520**|
|**Rated Current (max)**|**2.4 A**|
|**Saturation Current (max)**|**3.1 A (⊿L=30%)**|
|**Saturation Current (typ)**|**3.5 A (⊿L=30%)**|
|**Temperature Rise Current (max)**|**2.4 A (⊿T=40℃)**|
|**Temperature Rise Current (typ)**|**2.6 A (⊿T=40℃)**|
|**DC Resistance (max)**|**97 mΩ**|
|**DC Resistance (typ)**<br>**LQ Measuring Frequency**|**85 mΩ**<br>**1 MHz**|
|**Operating Temp. Range**|**-40 to +125 ℃**<br>**(Including-self-generated heat)**|
|**Temperature characteristic**<br>**(Inductance change)**<br>**RoHS2 Compliance (10 subst.)**<br>**REACH Compliance (181 subst.)**<br>**Halogen Free**|**± 15 %**<br>**Yes**<br>**Yes**<br>**Yes**|
|**Soldering**|**Reflow**|



## **External Dimensions** 

|**Dimension L**|**2.5 ±0.2 mm**|
|---|---|
|**Dimension W**|**2.0 ±0.2 mm**|
|**Dimension T**|**Max 1.0 mm**|
|**Dimension e**|**0.65 ±0.3 mm**|



## **Recommended Land Patterns** 

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. 

**2018.08.06** 

http://www.ty-top.com 

_Halogen free  /  RoHS compliant Wire Wound Inductor_ 

_-Electrical Characteristics Data2018/6/15_ 

## _Metal Wire-wound Chip Power Inductors (MCOIL™, ME series)_ 

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MCOIL [TM] Dimension unit : mm unit : inch<br>Length : 2.5 + / - 0.2 ( 0.098 + / - 0.008 )<br>MEKK2520T2R2M<br>Width : 2.0 + / - 0.2 ( 0.079 + / - 0.008 )<br>Height : 1.0 max. ( 0.039 max. )<br>Inductance : 2.2 uH ( test freq at 1MHz )<br>DC Resistance : 0.085 / 0.097 ohm ( typ / max )<br>Saturation Current : 3,500 / 3,100 mA ( typ / max )<br>Temp. rise Current : 2,600 / 2,400 mA ( typ / max )<br>Saturation current typical :  30% reduction from initial L value.<br>Temp rise Current typical :  Temperature will rise by 40 deg C<br>DC Bias vs Inductance DC Bias vs Temperature<br>5 60<br>50<br>4<br>40<br>3<br>30<br>2<br>20<br>1<br>10<br>0 0<br>0 1000 2000 3000 4000 5000 0 600 1200 1800 2400 3000<br>DC Bias [mA] DC Bias [mA]<br>Inductance [uH]<br>Self-temperature rise [deg]<br>**----- End of picture text -----**<br>


_Dimension unit : mm unit : inch Length : 2.5 + / - 0.2 ( 0.098 + / - 0.008 ) Width : 2.0 + / - 0.2 ( 0.079 + / - 0.008 ) Height : 1.0 max. ( 0.039 max. ) Inductance : 2.2 uH ( test freq at 1MHz ) DC Resistance : 0.085 / 0.097 ohm ( typ / max ) Saturation Current : 3,500 / 3,100 mA ( typ / max ) Temp. rise Current : 2,600 / 2,400 mA ( typ / max ) Saturation current typical : 30% reduction from initial L value. Temp rise Current typical : Temperature will rise by 40 deg C_ 

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Frequency vs Inductance<br>100<br>10<br>1<br>0.1<br>0.1 1 10 100<br>Frequency [MHz]<br>Inductance [uH]<br>**----- End of picture text -----**<br>


_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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Please read this notice before using the TAIYO YUDEN products. 

|||!<br>REMINDERS||
|---|---|---|---|
|■||Please conduct validation and verification of our products in actual condition of mounting and operating environment before using our||
|||products.||
|■||The product listed in this spec sheet is intended for use in general electronic equipment (e.g., AV equipment, OA equipment, home electric|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 including, without limitation, mobile phone, and PC) and medical||
|||equipment classified as Class I or II by IMDRF. Please be sure to contact TAIYO YUDEN for further information before using the products 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, disaster prevention equipment,||
|||medical equipment classified as Class III by IMDRF, highly public information network equipment including, without limitation, telephone||
|||exchange, and base station).||
|||Please do not incorporate our products into any equipment requiring high levels of safety and/or reliability (e.g., aerospace equipment,|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:<br>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 

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