Product Description: EATON ELECTRONICS DR73-330-R Shielded Drum Core Power Inductor
The DR73-330-R is a high-performance, shielded drum core power inductor manufactured by EATON ELECTRONICS, based in China (COO: CN). Designed for demanding electronic applications, this inductor offers high power density and efficiency, making it suitable for a wide range of power management and filtering solutions.
Key features include:
Inductance of 0.33 µH with a tolerance of ±20%
Maximum current capacity up to 6.21 A RMS
Peak current of 14.4 A
Low DCR of approximately 0.0073 Ω
Magnetically shielded ferrite core for reduced electromagnetic interference
Secure mounting with package type T&R (Tape & Reel)
RoHS compliant (RoHs: Y)
ECCN: EAR99
Unit of Measure: Each (UOM: EA)
This inductor is ideal for applications such as DC-DC converters, noise filtering, and power supplies in desktop computers, servers, media players, portable devices, LCD panels, and various resonant and switching converters.
Technical Specifications
Part Number
Rated Inductance (μH)
OCL1 ±20% (μH)
I 2 rms (A)
I 3 sat (A) Peak
DCR4 (Ω) Typ.
Volt-μsec5 Typ.
DR73-330-R
0.33
0.306
6.21
14.4
0.0073
1.98
Storage and operating temperature range from -40°C to +125°C. Solder reflow temperature complies with J-STD-020 standards. For detailed technical data, please refer to the datasheet.
For more detailed specifications and datasheet, please search the internet for the part number DR73-330-R.
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{"id":10025422553405,"title":"DR73-330-R","handle":"dr73-330-r","description":"\u003ch3\u003eProduct Description: EATON ELECTRONICS DR73-330-R Shielded Drum Core Power Inductor\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eDR73-330-R\u003c\/strong\u003e is a high-performance, shielded drum core power inductor manufactured by \u003cstrong\u003eEATON ELECTRONICS\u003c\/strong\u003e, based in China (COO: CN). Designed for demanding electronic applications, this inductor offers high power density and efficiency, making it suitable for a wide range of power management and filtering solutions.\u003c\/p\u003e\n\u003cp\u003eKey features include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInductance of 0.33 µH with a tolerance of ±20%\u003c\/li\u003e\n\u003cli\u003eMaximum current capacity up to 6.21 A RMS\u003c\/li\u003e\n\u003cli\u003ePeak current of 14.4 A\u003c\/li\u003e\n\u003cli\u003eLow DCR of approximately 0.0073 Ω\u003c\/li\u003e\n\u003cli\u003eMagnetically shielded ferrite core for reduced electromagnetic interference\u003c\/li\u003e\n\u003cli\u003eSecure mounting with package type T\u0026amp;R (Tape \u0026amp; Reel)\u003c\/li\u003e\n\u003cli\u003eRoHS compliant (RoHs: Y)\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each (UOM: EA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis inductor is ideal for applications such as DC-DC converters, noise filtering, and power supplies in desktop computers, servers, media players, portable devices, LCD panels, and various resonant and switching converters.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eRated Inductance (μH)\u003c\/th\u003e\n\u003cth\u003eOCL1 ±20% (μH)\u003c\/th\u003e\n\u003cth\u003eI 2 rms (A)\u003c\/th\u003e\n\u003cth\u003eI 3 sat (A) Peak\u003c\/th\u003e\n\u003cth\u003eDCR4 (Ω) Typ.\u003c\/th\u003e\n\u003cth\u003eVolt-μsec5 Typ.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDR73-330-R\u003c\/td\u003e\n\u003ctd\u003e0.33\u003c\/td\u003e\n\u003ctd\u003e0.306\u003c\/td\u003e\n\u003ctd\u003e6.21\u003c\/td\u003e\n\u003ctd\u003e14.4\u003c\/td\u003e\n\u003ctd\u003e0.0073\u003c\/td\u003e\n\u003ctd\u003e1.98\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eStorage and operating temperature range from -40°C to +125°C. Solder reflow temperature complies with J-STD-020 standards. For detailed technical data, please refer to the \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/ETON\/ETON-S-A0008372465\/ETON-S-A0008372465-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\" rel=\"noopener noreferrer\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eFor more detailed specifications and datasheet, please search the internet for the part number \u003cstrong\u003eDR73-330-R\u003c\/strong\u003e.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T19:26:22+05:30","created_at":"2025-08-14T19:26:22+05:30","vendor":"Waldom Electonics","type":"Inductors, Chokes \u0026 Coils","tags":["Chokes","Coils","EATON-ELE","IMPORT_CSV","Inductors","Power","Smd","Wire","WLDM"],"price":11919,"price_min":11919,"price_max":11919,"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":50620018098493,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"DR73-330-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"DR73-330-R","public_title":null,"options":["Default Title"],"price":11919,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"DR73-330-R","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/DR73-330-R_44091592_e8115a29.jpg?v=1755179785"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/DR73-330-R_44091592_e8115a29.jpg?v=1755179785","options":["Title"],"media":[{"alt":null,"id":45839063482685,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/DR73-330-R_44091592_e8115a29.jpg?v=1755179785"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/DR73-330-R_44091592_e8115a29.jpg?v=1755179785","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description: EATON ELECTRONICS DR73-330-R Shielded Drum Core Power Inductor\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eDR73-330-R\u003c\/strong\u003e is a high-performance, shielded drum core power inductor manufactured by \u003cstrong\u003eEATON ELECTRONICS\u003c\/strong\u003e, based in China (COO: CN). Designed for demanding electronic applications, this inductor offers high power density and efficiency, making it suitable for a wide range of power management and filtering solutions.\u003c\/p\u003e\n\u003cp\u003eKey features include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInductance of 0.33 µH with a tolerance of ±20%\u003c\/li\u003e\n\u003cli\u003eMaximum current capacity up to 6.21 A RMS\u003c\/li\u003e\n\u003cli\u003ePeak current of 14.4 A\u003c\/li\u003e\n\u003cli\u003eLow DCR of approximately 0.0073 Ω\u003c\/li\u003e\n\u003cli\u003eMagnetically shielded ferrite core for reduced electromagnetic interference\u003c\/li\u003e\n\u003cli\u003eSecure mounting with package type T\u0026amp;R (Tape \u0026amp; Reel)\u003c\/li\u003e\n\u003cli\u003eRoHS compliant (RoHs: Y)\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each (UOM: EA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis inductor is ideal for applications such as DC-DC converters, noise filtering, and power supplies in desktop computers, servers, media players, portable devices, LCD panels, and various resonant and switching converters.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eRated Inductance (μH)\u003c\/th\u003e\n\u003cth\u003eOCL1 ±20% (μH)\u003c\/th\u003e\n\u003cth\u003eI 2 rms (A)\u003c\/th\u003e\n\u003cth\u003eI 3 sat (A) Peak\u003c\/th\u003e\n\u003cth\u003eDCR4 (Ω) Typ.\u003c\/th\u003e\n\u003cth\u003eVolt-μsec5 Typ.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDR73-330-R\u003c\/td\u003e\n\u003ctd\u003e0.33\u003c\/td\u003e\n\u003ctd\u003e0.306\u003c\/td\u003e\n\u003ctd\u003e6.21\u003c\/td\u003e\n\u003ctd\u003e14.4\u003c\/td\u003e\n\u003ctd\u003e0.0073\u003c\/td\u003e\n\u003ctd\u003e1.98\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eStorage and operating temperature range from -40°C to +125°C. Solder reflow temperature complies with J-STD-020 standards. For detailed technical data, please refer to the \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/ETON\/ETON-S-A0008372465\/ETON-S-A0008372465-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\" rel=\"noopener noreferrer\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eFor more detailed specifications and datasheet, please search the internet for the part number \u003cstrong\u003eDR73-330-R\u003c\/strong\u003e.\u003c\/p\u003e\u003cbr\u003e"}
