Introducing the Eaton Electronics SDQ25-820-R, a high-performance coupled inductor designed for advanced electronic applications. Manufactured in the Philippines, this RoHS-compliant component offers reliable performance in various power management and signal filtering circuits.
Product Features
Dual winding shielded drum inductor/transformer suitable for use as a single inductor or in coupled inductor/transformer applications with a 1:1 turns ratio
Windings can be connected in series or parallel, providing a broad range of inductance and current ratings
Current rating up to 0.446A with a typical DCR of 0.7435Ω
Inductance of 82µH with a tolerance of ±30%
Ferrite shielded core for low EMI and high efficiency
Provides 500V DC isolation between windings
Suitable for use in transformer, SEPIC, flyback, buck, boost, and mobile device power circuits
Technical Specifications
Part Number
SDQ25-820-R
Inductance
82µH
Current Range
0.063 A to 0.446 A
Resistance (DCR)
0.7435Ω
Package Type
Reel
UOM
EA
ECCN
EAR99
RoHS Compliant
Yes
Environmental & Operating Conditions
Storage Temperature: -40°C to +125°C
Operating Temperature: -40°C to +125°C
Solder Reflow Temperature: Compliant with J-STD-020
Dimensions & Packaging
Supplied in tape-and-reel packaging with 2,900 parts per reel, suitable for automated assembly. The reel diameter is 13 inches.
Datasheet & Additional Information
For detailed specifications and application guidelines, please refer to the datasheet.
Note: Datasheet was not processed, please search the internet for the part number SDQ25-820-R for more details.
Unfortunately I havent tested the 5G, Only difficult part was connecting antennas. But everything is good, by default it runs on Qualcom's QMI mode, Had to switch to MBIM and it works good with Windows. Planning to run with OpenWRT soon.
{"id":10020148904253,"title":"SDQ25-820-R","handle":"sdq25-820-r","description":"\u003ch3\u003eEaton Electronics SDQ25-820-R Coupled Inductors 82µH 0.446A 0.7435Ω\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the Eaton Electronics SDQ25-820-R, a high-performance coupled inductor designed for advanced electronic applications. Manufactured in the Philippines, this RoHS-compliant component offers reliable performance in various power management and signal filtering circuits.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDual winding shielded drum inductor\/transformer suitable for use as a single inductor or in coupled inductor\/transformer applications with a 1:1 turns ratio\u003c\/li\u003e\n \u003cli\u003eWindings can be connected in series or parallel, providing a broad range of inductance and current ratings\u003c\/li\u003e\n \u003cli\u003eCurrent rating up to 0.446A with a typical DCR of 0.7435Ω\u003c\/li\u003e\n \u003cli\u003eInductance of 82µH with a tolerance of ±30%\u003c\/li\u003e\n \u003cli\u003eFerrite shielded core for low EMI and high efficiency\u003c\/li\u003e\n \u003cli\u003eProvides 500V DC isolation between windings\u003c\/li\u003e\n \u003cli\u003eSuitable for use in transformer, SEPIC, flyback, buck, boost, and mobile device power circuits\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 \u003ctd\u003eSDQ25-820-R\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInductance\u003c\/th\u003e\n \u003ctd\u003e82µH\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCurrent Range\u003c\/th\u003e\n \u003ctd\u003e0.063 A to 0.446 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eResistance (DCR)\u003c\/th\u003e\n \u003ctd\u003e0.7435Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003ePackage Type\u003c\/th\u003e\n \u003ctd\u003eReel\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eUOM\u003c\/th\u003e\n \u003ctd\u003eEA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eECCN\u003c\/th\u003e\n \u003ctd\u003eEAR99\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRoHS Compliant\u003c\/th\u003e\n \u003ctd\u003eYes\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental \u0026amp; Operating Conditions\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eStorage Temperature: -40°C to +125°C\u003c\/li\u003e\n \u003cli\u003eOperating Temperature: -40°C to +125°C\u003c\/li\u003e\n \u003cli\u003eSolder Reflow Temperature: Compliant with J-STD-020\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Packaging\u003c\/h3\u003e\n\u003cp\u003eSupplied in tape-and-reel packaging with 2,900 parts per reel, suitable for automated assembly. The reel diameter is 13 inches.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.waldomapac.com\/upload\/parts\/images\/large\/44653683.jpg\" alt=\"SDQ25-820-R Inductor Image\"\u003e\n\n\u003ch3\u003eDatasheet \u0026amp; Additional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and application guidelines, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-bs\/coi-sdq25-820-r.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eNote: Datasheet was not processed, please search the internet for the part number SDQ25-820-R for more details.\u003c\/p\u003e","published_at":"2025-08-11T22:50:23+05:30","created_at":"2025-08-11T22:50:24+05:30","vendor":"Waldom Electonics","type":"Inductors, Chokes \u0026 Coils","tags":["446A","Chokes","Coils","Coupled","EATON-ELE","IMPORT_CSV","Inductor","LED","WLDM"],"price":23699,"price_min":23699,"price_max":23699,"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":50609129619773,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"SDQ25-820-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"SDQ25-820-R","public_title":null,"options":["Default Title"],"price":23699,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"SDQ25-820-R","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/44653683.jpg?v=1754932826"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44653683.jpg?v=1754932826","options":["Title"],"media":[{"alt":null,"id":45786980319549,"position":1,"preview_image":{"aspect_ratio":1.0,"height":640,"width":640,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44653683.jpg?v=1754932826"},"aspect_ratio":1.0,"height":640,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44653683.jpg?v=1754932826","width":640}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eEaton Electronics SDQ25-820-R Coupled Inductors 82µH 0.446A 0.7435Ω\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the Eaton Electronics SDQ25-820-R, a high-performance coupled inductor designed for advanced electronic applications. Manufactured in the Philippines, this RoHS-compliant component offers reliable performance in various power management and signal filtering circuits.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDual winding shielded drum inductor\/transformer suitable for use as a single inductor or in coupled inductor\/transformer applications with a 1:1 turns ratio\u003c\/li\u003e\n \u003cli\u003eWindings can be connected in series or parallel, providing a broad range of inductance and current ratings\u003c\/li\u003e\n \u003cli\u003eCurrent rating up to 0.446A with a typical DCR of 0.7435Ω\u003c\/li\u003e\n \u003cli\u003eInductance of 82µH with a tolerance of ±30%\u003c\/li\u003e\n \u003cli\u003eFerrite shielded core for low EMI and high efficiency\u003c\/li\u003e\n \u003cli\u003eProvides 500V DC isolation between windings\u003c\/li\u003e\n \u003cli\u003eSuitable for use in transformer, SEPIC, flyback, buck, boost, and mobile device power circuits\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 \u003ctd\u003eSDQ25-820-R\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInductance\u003c\/th\u003e\n \u003ctd\u003e82µH\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCurrent Range\u003c\/th\u003e\n \u003ctd\u003e0.063 A to 0.446 A\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eResistance (DCR)\u003c\/th\u003e\n \u003ctd\u003e0.7435Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003ePackage Type\u003c\/th\u003e\n \u003ctd\u003eReel\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eUOM\u003c\/th\u003e\n \u003ctd\u003eEA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eECCN\u003c\/th\u003e\n \u003ctd\u003eEAR99\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRoHS Compliant\u003c\/th\u003e\n \u003ctd\u003eYes\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental \u0026amp; Operating Conditions\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eStorage Temperature: -40°C to +125°C\u003c\/li\u003e\n \u003cli\u003eOperating Temperature: -40°C to +125°C\u003c\/li\u003e\n \u003cli\u003eSolder Reflow Temperature: Compliant with J-STD-020\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Packaging\u003c\/h3\u003e\n\u003cp\u003eSupplied in tape-and-reel packaging with 2,900 parts per reel, suitable for automated assembly. The reel diameter is 13 inches.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/www.waldomapac.com\/upload\/parts\/images\/large\/44653683.jpg\" alt=\"SDQ25-820-R Inductor Image\"\u003e\n\n\u003ch3\u003eDatasheet \u0026amp; Additional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and application guidelines, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-bs\/coi-sdq25-820-r.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eNote: Datasheet was not processed, please search the internet for the part number SDQ25-820-R for more details.\u003c\/p\u003e"}
