Discover the high-performance power inductors from Eaton Electronics, designed for demanding electronic applications requiring high current and high frequency operation. The MPI4040 series offers compact, reliable, and RoHS-compliant inductors suitable for various portable and battery-operated devices.
Product Features
High current handling capability up to 2.25A RMS
Frequency range from 20kHz to 10MHz for versatile applications
Inductance values from 0.10μH to 22μH
Compact 4.7 x 4.31 mm surface-mount package with multiple height options (1.2mm, 1.5mm, 1.85mm, 2.0mm)
Magnetically shielded design to minimize electromagnetic interference
Rugged construction with halogen-free, lead-free, RoHS compliance
Suitable for handheld/mobile devices, GPS, PDAs, media players, LCD displays, LED drivers, and POL converters
Technical Specifications
Part Number
Inductance (μH)
Effective Q (K-factor)
RMS Current (A)
Peak Current @ 25°C (A)
DCR (mΩ)
MPI4040R2-1R0-R
1.0
1401
1.2
8.0
8.5
MPI4040R2-1R5-R
1.5
989
1.5
7.0
11
MPI4040R2-2R2-R
2.2
814
2.6
5.9
18
MPI4040R2-3R3-R
3.3
659
2.2
5.1
28
MPI4040R2-4R7-R
4.7
1295
1.8
3.8
20
MPI4040R2-6R8-R
6.8
461
1.5
3.2
51
MPI4040R2-100-R
10.0
276
1.2
2.8
37
Additional Details
Package Type: Reel
RoHS Compliant: Yes
ECCN: EAR99
Part Number: MPI4040R2-1R0-R (example for 1.0μH, 1.5mm height)
Note: Transient pulse not to exceed 1 millisecond. For application-specific frequency and current ratings, please consult the datasheet or contact Eaton Electronics.
Disclaimer
Datasheet was not processed please search the internet for the part number for more details.
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The MPI4040 series offers compact, reliable, and RoHS-compliant inductors suitable for various portable and battery-operated devices.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh current handling capability up to 2.25A RMS\u003c\/li\u003e\n \u003cli\u003eFrequency range from 20kHz to 10MHz for versatile applications\u003c\/li\u003e\n \u003cli\u003eInductance values from 0.10μH to 22μH\u003c\/li\u003e\n \u003cli\u003eCompact 4.7 x 4.31 mm surface-mount package with multiple height options (1.2mm, 1.5mm, 1.85mm, 2.0mm)\u003c\/li\u003e\n \u003cli\u003eMagnetically shielded design to minimize electromagnetic interference\u003c\/li\u003e\n \u003cli\u003eRugged construction with halogen-free, lead-free, RoHS compliance\u003c\/li\u003e\n \u003cli\u003eSuitable for handheld\/mobile devices, GPS, PDAs, media players, LCD displays, LED drivers, and POL converters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003ePart Number\u003c\/th\u003e\n \u003cth\u003eInductance (μH)\u003c\/th\u003e\n \u003cth\u003eEffective Q (K-factor)\u003c\/th\u003e\n \u003cth\u003eRMS Current (A)\u003c\/th\u003e\n \u003cth\u003ePeak Current @ 25°C (A)\u003c\/th\u003e\n \u003cth\u003eDCR (mΩ)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-1R0-R\u003c\/td\u003e\n \u003ctd\u003e1.0\u003c\/td\u003e\n \u003ctd\u003e1401\u003c\/td\u003e\n \u003ctd\u003e1.2\u003c\/td\u003e\n \u003ctd\u003e8.0\u003c\/td\u003e\n \u003ctd\u003e8.5\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-1R5-R\u003c\/td\u003e\n \u003ctd\u003e1.5\u003c\/td\u003e\n \u003ctd\u003e989\u003c\/td\u003e\n \u003ctd\u003e1.5\u003c\/td\u003e\n \u003ctd\u003e7.0\u003c\/td\u003e\n \u003ctd\u003e11\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-2R2-R\u003c\/td\u003e\n \u003ctd\u003e2.2\u003c\/td\u003e\n \u003ctd\u003e814\u003c\/td\u003e\n \u003ctd\u003e2.6\u003c\/td\u003e\n \u003ctd\u003e5.9\u003c\/td\u003e\n \u003ctd\u003e18\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-3R3-R\u003c\/td\u003e\n \u003ctd\u003e3.3\u003c\/td\u003e\n \u003ctd\u003e659\u003c\/td\u003e\n \u003ctd\u003e2.2\u003c\/td\u003e\n \u003ctd\u003e5.1\u003c\/td\u003e\n \u003ctd\u003e28\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-4R7-R\u003c\/td\u003e\n \u003ctd\u003e4.7\u003c\/td\u003e\n \u003ctd\u003e1295\u003c\/td\u003e\n \u003ctd\u003e1.8\u003c\/td\u003e\n \u003ctd\u003e3.8\u003c\/td\u003e\n \u003ctd\u003e20\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-6R8-R\u003c\/td\u003e\n \u003ctd\u003e6.8\u003c\/td\u003e\n \u003ctd\u003e461\u003c\/td\u003e\n \u003ctd\u003e1.5\u003c\/td\u003e\n \u003ctd\u003e3.2\u003c\/td\u003e\n \u003ctd\u003e51\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-100-R\u003c\/td\u003e\n \u003ctd\u003e10.0\u003c\/td\u003e\n \u003ctd\u003e276\u003c\/td\u003e\n \u003ctd\u003e1.2\u003c\/td\u003e\n \u003ctd\u003e2.8\u003c\/td\u003e\n \u003ctd\u003e37\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Type: Reel\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePart Number: MPI4040R2-1R0-R (example for 1.0μH, 1.5mm height)\u003c\/li\u003e\n \u003cli\u003eManufacturer: Eaton Electronics\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Korea (KR)\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-BS\/MPI4040R2-1R0-R.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: Transient pulse not to exceed 1 millisecond. For application-specific frequency and current ratings, please consult the datasheet or contact Eaton Electronics.\u003c\/p\u003e\n\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eDatasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T06:17:49+05:30","created_at":"2025-08-16T06:17:49+05:30","vendor":"Waldom Electonics","type":"Inductors, Chokes \u0026 Coils","tags":["25A","Chokes","Coils","EATON-ELE","Fixed","IMPORT_CSV","IMPORT_PT2","Inductor","Power","SMD","WLDM"],"price":5267,"price_min":5267,"price_max":5267,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50626500919613,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"MPI4040R2-1R0-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"MPI4040R2-1R0-R","public_title":null,"options":["Default Title"],"price":5267,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"MPI4040R2-1R0-R","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/42856312.jpg?v=1755305271"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/42856312.jpg?v=1755305271","options":["Title"],"media":[{"alt":null,"id":45863425343805,"position":1,"preview_image":{"aspect_ratio":1.0,"height":640,"width":640,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/42856312.jpg?v=1755305271"},"aspect_ratio":1.0,"height":640,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/42856312.jpg?v=1755305271","width":640}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003ePower Inductors-SMD 1uH 2.25A 2 PAD MPI4040\u003c\/h3\u003e\n\n\u003cp\u003eDiscover the high-performance power inductors from Eaton Electronics, designed for demanding electronic applications requiring high current and high frequency operation. The MPI4040 series offers compact, reliable, and RoHS-compliant inductors suitable for various portable and battery-operated devices.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh current handling capability up to 2.25A RMS\u003c\/li\u003e\n \u003cli\u003eFrequency range from 20kHz to 10MHz for versatile applications\u003c\/li\u003e\n \u003cli\u003eInductance values from 0.10μH to 22μH\u003c\/li\u003e\n \u003cli\u003eCompact 4.7 x 4.31 mm surface-mount package with multiple height options (1.2mm, 1.5mm, 1.85mm, 2.0mm)\u003c\/li\u003e\n \u003cli\u003eMagnetically shielded design to minimize electromagnetic interference\u003c\/li\u003e\n \u003cli\u003eRugged construction with halogen-free, lead-free, RoHS compliance\u003c\/li\u003e\n \u003cli\u003eSuitable for handheld\/mobile devices, GPS, PDAs, media players, LCD displays, LED drivers, and POL converters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003ePart Number\u003c\/th\u003e\n \u003cth\u003eInductance (μH)\u003c\/th\u003e\n \u003cth\u003eEffective Q (K-factor)\u003c\/th\u003e\n \u003cth\u003eRMS Current (A)\u003c\/th\u003e\n \u003cth\u003ePeak Current @ 25°C (A)\u003c\/th\u003e\n \u003cth\u003eDCR (mΩ)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-1R0-R\u003c\/td\u003e\n \u003ctd\u003e1.0\u003c\/td\u003e\n \u003ctd\u003e1401\u003c\/td\u003e\n \u003ctd\u003e1.2\u003c\/td\u003e\n \u003ctd\u003e8.0\u003c\/td\u003e\n \u003ctd\u003e8.5\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-1R5-R\u003c\/td\u003e\n \u003ctd\u003e1.5\u003c\/td\u003e\n \u003ctd\u003e989\u003c\/td\u003e\n \u003ctd\u003e1.5\u003c\/td\u003e\n \u003ctd\u003e7.0\u003c\/td\u003e\n \u003ctd\u003e11\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-2R2-R\u003c\/td\u003e\n \u003ctd\u003e2.2\u003c\/td\u003e\n \u003ctd\u003e814\u003c\/td\u003e\n \u003ctd\u003e2.6\u003c\/td\u003e\n \u003ctd\u003e5.9\u003c\/td\u003e\n \u003ctd\u003e18\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-3R3-R\u003c\/td\u003e\n \u003ctd\u003e3.3\u003c\/td\u003e\n \u003ctd\u003e659\u003c\/td\u003e\n \u003ctd\u003e2.2\u003c\/td\u003e\n \u003ctd\u003e5.1\u003c\/td\u003e\n \u003ctd\u003e28\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-4R7-R\u003c\/td\u003e\n \u003ctd\u003e4.7\u003c\/td\u003e\n \u003ctd\u003e1295\u003c\/td\u003e\n \u003ctd\u003e1.8\u003c\/td\u003e\n \u003ctd\u003e3.8\u003c\/td\u003e\n \u003ctd\u003e20\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-6R8-R\u003c\/td\u003e\n \u003ctd\u003e6.8\u003c\/td\u003e\n \u003ctd\u003e461\u003c\/td\u003e\n \u003ctd\u003e1.5\u003c\/td\u003e\n \u003ctd\u003e3.2\u003c\/td\u003e\n \u003ctd\u003e51\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-100-R\u003c\/td\u003e\n \u003ctd\u003e10.0\u003c\/td\u003e\n \u003ctd\u003e276\u003c\/td\u003e\n \u003ctd\u003e1.2\u003c\/td\u003e\n \u003ctd\u003e2.8\u003c\/td\u003e\n \u003ctd\u003e37\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Type: Reel\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePart Number: MPI4040R2-1R0-R (example for 1.0μH, 1.5mm height)\u003c\/li\u003e\n \u003cli\u003eManufacturer: Eaton Electronics\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Korea (KR)\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-BS\/MPI4040R2-1R0-R.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: Transient pulse not to exceed 1 millisecond. For application-specific frequency and current ratings, please consult the datasheet or contact Eaton Electronics.\u003c\/p\u003e\n\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eDatasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
