Enhance your electronic designs with the high-performance MPI4040R2-3R3-R power inductor from Eaton Electronics. Designed for high current and high frequency applications, this surface-mount inductor offers reliable performance in compact form factors.
Product Features
Inductance: 3.3μH with a tolerance of ±20%
Maximum DC current: 1.25A RMS
Peak current: 5.1A at 25°C
Low DCR: 481 mΩ (±20% @ 20°C)
Frequency range: 20kHz to 10MHz
Magnetically shielded for reduced electromagnetic interference
Miniature surface-mount package: 4.0 x 4.31 mm footprint with 2 PADs
Available in 1.2mm, 1.5mm, 1.85mm, and 2.0mm heights
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{"id":10028042387773,"title":"MPI4040R2-3R3-R","handle":"mpi4040r2-3r3-r","description":"\u003ch3\u003ePower Inductors - SMD 3.3μH 1.25A MPI4040R2-3R3-R\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your electronic designs with the high-performance MPI4040R2-3R3-R power inductor from Eaton Electronics. Designed for high current and high frequency applications, this surface-mount inductor offers reliable performance in compact form factors.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eInductance: 3.3μH with a tolerance of ±20%\u003c\/li\u003e\n \u003cli\u003eMaximum DC current: 1.25A RMS\u003c\/li\u003e\n \u003cli\u003ePeak current: 5.1A at 25°C\u003c\/li\u003e\n \u003cli\u003eLow DCR: 481 mΩ (±20% @ 20°C)\u003c\/li\u003e\n \u003cli\u003eFrequency range: 20kHz to 10MHz\u003c\/li\u003e\n \u003cli\u003eMagnetically shielded for reduced electromagnetic interference\u003c\/li\u003e\n \u003cli\u003eMiniature surface-mount package: 4.0 x 4.31 mm footprint with 2 PADs\u003c\/li\u003e\n \u003cli\u003eAvailable in 1.2mm, 1.5mm, 1.85mm, and 2.0mm heights\u003c\/li\u003e\n \u003cli\u003eRoHS compliant, halogen free, lead free\u003c\/li\u003e\n \u003cli\u003eReel packaging for automated assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003ePart Number\u003c\/th\u003e\n \u003cth\u003eInductance (μH)\u003c\/th\u003e\n \u003cth\u003eInductance Tolerance\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 \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-3R3-R\u003c\/td\u003e\n \u003ctd\u003e3.3\u003c\/td\u003e\n \u003ctd\u003e±20%\u003c\/td\u003e\n \u003ctd\u003e1.25\u003c\/td\u003e\n \u003ctd\u003e5.1\u003c\/td\u003e\n \u003ctd\u003e481\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental \u0026amp; Mechanical Data\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eStorage temperature: -55°C to +125°C\u003c\/li\u003e\n \u003cli\u003eOperating temperature: -55°C to +125°C\u003c\/li\u003e\n \u003cli\u003eSolder reflow compliant (J-STD-020D)\u003c\/li\u003e\n \u003cli\u003ePackage type: Reel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: MPI4040R2-3R3-R\u003c\/li\u003e\n \u003cli\u003eManufacturer: Eaton Electronics\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Korea (KR)\u003c\/li\u003e\n \u003cli\u003eUOM: Each (EA)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Reel\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-BS\/MPI4040R2-3R3-R.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: Datasheet was not processed, please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T06:17:51+05:30","created_at":"2025-08-16T06:17:51+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":4574,"price_min":4574,"price_max":4574,"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":50626500952381,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"MPI4040R2-3R3-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"MPI4040R2-3R3-R","public_title":null,"options":["Default Title"],"price":4574,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"MPI4040R2-3R3-R","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/42856315.jpg?v=1755305274"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/42856315.jpg?v=1755305274","options":["Title"],"media":[{"alt":null,"id":45863425507645,"position":1,"preview_image":{"aspect_ratio":1.0,"height":640,"width":640,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/42856315.jpg?v=1755305274"},"aspect_ratio":1.0,"height":640,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/42856315.jpg?v=1755305274","width":640}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003ePower Inductors - SMD 3.3μH 1.25A MPI4040R2-3R3-R\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your electronic designs with the high-performance MPI4040R2-3R3-R power inductor from Eaton Electronics. Designed for high current and high frequency applications, this surface-mount inductor offers reliable performance in compact form factors.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eInductance: 3.3μH with a tolerance of ±20%\u003c\/li\u003e\n \u003cli\u003eMaximum DC current: 1.25A RMS\u003c\/li\u003e\n \u003cli\u003ePeak current: 5.1A at 25°C\u003c\/li\u003e\n \u003cli\u003eLow DCR: 481 mΩ (±20% @ 20°C)\u003c\/li\u003e\n \u003cli\u003eFrequency range: 20kHz to 10MHz\u003c\/li\u003e\n \u003cli\u003eMagnetically shielded for reduced electromagnetic interference\u003c\/li\u003e\n \u003cli\u003eMiniature surface-mount package: 4.0 x 4.31 mm footprint with 2 PADs\u003c\/li\u003e\n \u003cli\u003eAvailable in 1.2mm, 1.5mm, 1.85mm, and 2.0mm heights\u003c\/li\u003e\n \u003cli\u003eRoHS compliant, halogen free, lead free\u003c\/li\u003e\n \u003cli\u003eReel packaging for automated assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003ePart Number\u003c\/th\u003e\n \u003cth\u003eInductance (μH)\u003c\/th\u003e\n \u003cth\u003eInductance Tolerance\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 \u003ctr\u003e\n \u003ctd\u003eMPI4040R2-3R3-R\u003c\/td\u003e\n \u003ctd\u003e3.3\u003c\/td\u003e\n \u003ctd\u003e±20%\u003c\/td\u003e\n \u003ctd\u003e1.25\u003c\/td\u003e\n \u003ctd\u003e5.1\u003c\/td\u003e\n \u003ctd\u003e481\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental \u0026amp; Mechanical Data\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eStorage temperature: -55°C to +125°C\u003c\/li\u003e\n \u003cli\u003eOperating temperature: -55°C to +125°C\u003c\/li\u003e\n \u003cli\u003eSolder reflow compliant (J-STD-020D)\u003c\/li\u003e\n \u003cli\u003ePackage type: Reel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: MPI4040R2-3R3-R\u003c\/li\u003e\n \u003cli\u003eManufacturer: Eaton Electronics\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Korea (KR)\u003c\/li\u003e\n \u003cli\u003eUOM: Each (EA)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Reel\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-BS\/MPI4040R2-3R3-R.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: Datasheet was not processed, please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
