Enhance your electronic designs with the EATON ELECTRONICS DRA73-221-R power inductor, a high-quality, automotive-grade component designed for demanding applications. This shielded wirewound inductor offers high efficiency, robust construction, and reliable performance in various automotive and industrial electronic systems.
Automotive grade high power density and high efficiency
Magnetically shielded to reduce EMI
Ferrite core material for reliable performance
Inductance range from 0.28 µH to 1000 µH
Current capacity up to 56 A
Rugged construction suitable for high shock and vibration environments
Moisture Sensitivity Level (MSL): Level 1
Suitable for applications such as body electronics, HVAC, advanced driver assistance systems, infotainment, chassis, safety electronics, and powertrain systems
Technical Specifications
Parameter
Value
Inductance
220 µH
Effective Inductance Test Frequency
100 kHz, 0.25 V rms, 0.0 A dc
Maximum DC Resistance (DCR)
1.23 Ω @ +25 °C
Rated Current
479 mA
Storage Temperature Range
-40 °C to +165 °C
Operating Temperature Range
-40 °C to +165 °C
Solder Reflow Temperature
J-STD-020 compliant
Additional Details
Part Number
OCL ±20% (µH)
I2 rms (A)
I13 sat (A)
I24 sat (A)
DCR (Ω) @ +25 °C
K-Factor
DRA73-221-R
218.8
0.479
0.510
0.408
1.23
21.9
This product is RoHS compliant and suitable for high-reliability automotive and industrial applications. For more detailed specifications, please refer to the datasheet.
Note: Datasheet was not processed, please search the internet for the part number for more details.
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{"id":10025324871997,"title":"DRA73-221-R","handle":"dra73-221-r","description":"\u003ch3\u003e220 µH Shielded Wirewound Inductor - DRA73-221-R\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic designs with the EATON ELECTRONICS DRA73-221-R power inductor, a high-quality, automotive-grade component designed for demanding applications. This shielded wirewound inductor offers high efficiency, robust construction, and reliable performance in various automotive and industrial electronic systems.\u003c\/p\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e DRA73-221-R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e EATON ELECTRONICS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e PH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e T\u0026amp;R (Tape \u0026amp; Reel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/ETON\/ETON-S-A0008259584\/ETON-S-A0008259584-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomotive grade high power density and high efficiency\u003c\/li\u003e\n\u003cli\u003eMagnetically shielded to reduce EMI\u003c\/li\u003e\n\u003cli\u003eFerrite core material for reliable performance\u003c\/li\u003e\n\u003cli\u003eInductance range from 0.28 µH to 1000 µH\u003c\/li\u003e\n\u003cli\u003eCurrent capacity up to 56 A\u003c\/li\u003e\n\u003cli\u003eRugged construction suitable for high shock and vibration environments\u003c\/li\u003e\n\u003cli\u003eMoisture Sensitivity Level (MSL): Level 1\u003c\/li\u003e\n\u003cli\u003eSuitable for applications such as body electronics, HVAC, advanced driver assistance systems, infotainment, chassis, safety electronics, and powertrain systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInductance\u003c\/td\u003e\n\u003ctd\u003e220 µH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEffective Inductance Test Frequency\u003c\/td\u003e\n\u003ctd\u003e100 kHz, 0.25 V rms, 0.0 A dc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum DC Resistance (DCR)\u003c\/td\u003e\n\u003ctd\u003e1.23 Ω @ +25 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e479 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40 °C to +165 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40 °C to +165 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolder Reflow Temperature\u003c\/td\u003e\n\u003ctd\u003eJ-STD-020 compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eOCL ±20% (µH)\u003c\/th\u003e\n\u003cth\u003eI\u003csub\u003e2 rms\u003c\/sub\u003e (A)\u003c\/th\u003e\n\u003cth\u003eI\u003csub\u003e13 sat\u003c\/sub\u003e (A)\u003c\/th\u003e\n\u003cth\u003eI\u003csub\u003e24 sat\u003c\/sub\u003e (A)\u003c\/th\u003e\n\u003cth\u003eDCR (Ω) @ +25 °C\u003c\/th\u003e\n\u003cth\u003eK-Factor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDRA73-221-R\u003c\/td\u003e\n\u003ctd\u003e218.8\u003c\/td\u003e\n\u003ctd\u003e0.479\u003c\/td\u003e\n\u003ctd\u003e0.510\u003c\/td\u003e\n\u003ctd\u003e0.408\u003c\/td\u003e\n\u003ctd\u003e1.23\u003c\/td\u003e\n\u003ctd\u003e21.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThis product is RoHS compliant and suitable for high-reliability automotive and industrial applications. For more detailed specifications, please refer to the \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/ETON\/ETON-S-A0008259584\/ETON-S-A0008259584-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\" rel=\"noopener noreferrer\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Datasheet was not processed, please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T18:28:18+05:30","created_at":"2025-08-14T18:28:18+05:30","vendor":"Waldom Electonics","type":"Inductors, Chokes \u0026 Coils","tags":["Chokes","Coils","EATON-ELE","IMPORT_CSV","Inductors","Power","Smd","Wire","WLDM"],"price":14136,"price_min":14136,"price_max":14136,"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":50619897315645,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"DRA73-221-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"DRA73-221-R","public_title":null,"options":["Default Title"],"price":14136,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"DRA73-221-R","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/44651382.jpg?v=1755176300"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44651382.jpg?v=1755176300","options":["Title"],"media":[{"alt":null,"id":45838197293373,"position":1,"preview_image":{"aspect_ratio":1.0,"height":384,"width":384,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44651382.jpg?v=1755176300"},"aspect_ratio":1.0,"height":384,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44651382.jpg?v=1755176300","width":384}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003e220 µH Shielded Wirewound Inductor - DRA73-221-R\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic designs with the EATON ELECTRONICS DRA73-221-R power inductor, a high-quality, automotive-grade component designed for demanding applications. This shielded wirewound inductor offers high efficiency, robust construction, and reliable performance in various automotive and industrial electronic systems.\u003c\/p\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e DRA73-221-R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e EATON ELECTRONICS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e PH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e T\u0026amp;R (Tape \u0026amp; Reel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/ETON\/ETON-S-A0008259584\/ETON-S-A0008259584-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomotive grade high power density and high efficiency\u003c\/li\u003e\n\u003cli\u003eMagnetically shielded to reduce EMI\u003c\/li\u003e\n\u003cli\u003eFerrite core material for reliable performance\u003c\/li\u003e\n\u003cli\u003eInductance range from 0.28 µH to 1000 µH\u003c\/li\u003e\n\u003cli\u003eCurrent capacity up to 56 A\u003c\/li\u003e\n\u003cli\u003eRugged construction suitable for high shock and vibration environments\u003c\/li\u003e\n\u003cli\u003eMoisture Sensitivity Level (MSL): Level 1\u003c\/li\u003e\n\u003cli\u003eSuitable for applications such as body electronics, HVAC, advanced driver assistance systems, infotainment, chassis, safety electronics, and powertrain systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInductance\u003c\/td\u003e\n\u003ctd\u003e220 µH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEffective Inductance Test Frequency\u003c\/td\u003e\n\u003ctd\u003e100 kHz, 0.25 V rms, 0.0 A dc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum DC Resistance (DCR)\u003c\/td\u003e\n\u003ctd\u003e1.23 Ω @ +25 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e479 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40 °C to +165 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40 °C to +165 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolder Reflow Temperature\u003c\/td\u003e\n\u003ctd\u003eJ-STD-020 compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eOCL ±20% (µH)\u003c\/th\u003e\n\u003cth\u003eI\u003csub\u003e2 rms\u003c\/sub\u003e (A)\u003c\/th\u003e\n\u003cth\u003eI\u003csub\u003e13 sat\u003c\/sub\u003e (A)\u003c\/th\u003e\n\u003cth\u003eI\u003csub\u003e24 sat\u003c\/sub\u003e (A)\u003c\/th\u003e\n\u003cth\u003eDCR (Ω) @ +25 °C\u003c\/th\u003e\n\u003cth\u003eK-Factor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDRA73-221-R\u003c\/td\u003e\n\u003ctd\u003e218.8\u003c\/td\u003e\n\u003ctd\u003e0.479\u003c\/td\u003e\n\u003ctd\u003e0.510\u003c\/td\u003e\n\u003ctd\u003e0.408\u003c\/td\u003e\n\u003ctd\u003e1.23\u003c\/td\u003e\n\u003ctd\u003e21.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThis product is RoHS compliant and suitable for high-reliability automotive and industrial applications. For more detailed specifications, please refer to the \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/ETON\/ETON-S-A0008259584\/ETON-S-A0008259584-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\" rel=\"noopener noreferrer\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Datasheet was not processed, please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
