Part Number: DRA127-821-R
Manufacturer: EATON ELECTRONICS
Country of Origin: CN
UOM: Not specified
ECCN: EAR99
Package Type: PKG
Datasheet: Download Datasheet
Designed for automotive and high-reliability electronic applications, this high-performance power inductor features a shielded drum core and ferrite material, ensuring high efficiency and power density. It is suitable for use in body electronics, advanced driver assistance systems, infotainment, chassis, safety electronics, and engine management systems.
Product Features
Automotive grade, qualified to AEC-Q200 standards
High power density and 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 withstands high shock and vibration environments
Moisture Sensitivity Level (MSL): 1
Technical Specifications
Part Number
OCL ±20% (µH)
I2 rms (A)
I13 sat (A)
I24 sat (A)
DCR (Ω) @ +25°C (Typical)
DCR (Ω) @ +25°C (Maximum)
K-Factor
DRA127-821-R
0.42
13.5
30.8
24.6
0.0024
0.0028
196.9
This inductor is suitable for applications requiring high current and low resistance, such as power supplies, DC/DC converters, and automotive electronics. Its rugged design ensures durability in demanding environments.
For detailed specifications and additional sizes, please refer to the datasheet. Datasheet was not processed please search the internet for the part number 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":10026375184701,"title":"DRA127-821-R","handle":"dra127-821-r","description":"\u003ch3\u003ePower Inductors - SMD 820µH 1.22A 1.54Ω\u003c\/h3\u003e\n\u003cp\u003ePart Number: DRA127-821-R\u003cbr\u003e\nManufacturer: EATON ELECTRONICS\u003cbr\u003e\nCountry of Origin: CN\u003cbr\u003e\nUOM: Not specified\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nPackage Type: PKG\u003cbr\u003e\nDatasheet: \u003ca href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electronic-components\/resources\/data-sheet\/eaton-dra-automotive-shielded-drum-core-power-inductors-data-sheet.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for automotive and high-reliability electronic applications, this high-performance power inductor features a shielded drum core and ferrite material, ensuring high efficiency and power density. It is suitable for use in body electronics, advanced driver assistance systems, infotainment, chassis, safety electronics, and engine management systems.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomotive grade, qualified to AEC-Q200 standards\u003c\/li\u003e\n\u003cli\u003eHigh power density and 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 withstands high shock and vibration environments\u003c\/li\u003e\n\u003cli\u003eMoisture Sensitivity Level (MSL): 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\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 (Typical)\u003c\/th\u003e\n\u003cth\u003eDCR (Ω) @ +25°C (Maximum)\u003c\/th\u003e\n\u003cth\u003eK-Factor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDRA127-821-R\u003c\/td\u003e\n\u003ctd\u003e0.42\u003c\/td\u003e\n\u003ctd\u003e13.5\u003c\/td\u003e\n\u003ctd\u003e30.8\u003c\/td\u003e\n\u003ctd\u003e24.6\u003c\/td\u003e\n\u003ctd\u003e0.0024\u003c\/td\u003e\n\u003ctd\u003e0.0028\u003c\/td\u003e\n\u003ctd\u003e196.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThis inductor is suitable for applications requiring high current and low resistance, such as power supplies, DC\/DC converters, and automotive electronics. Its rugged design ensures durability in demanding environments.\u003c\/p\u003e\n\u003ch3\u003eEnvironmental and Operating Conditions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStorage temperature: -40°C to +165°C\u003c\/li\u003e\n\u003cli\u003eOperating temperature: -40°C to +165°C\u003c\/li\u003e\n\u003cli\u003eSolder reflow compliant: J-STD-020 (latest revision)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor detailed specifications and additional sizes, please refer to the \u003ca href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electronic-components\/resources\/data-sheet\/eaton-dra-automotive-shielded-drum-core-power-inductors-data-sheet.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Datasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e","published_at":"2025-08-15T07:12:43+05:30","created_at":"2025-08-15T07:12:44+05:30","vendor":"Waldom Electonics","type":"Inductors, Chokes \u0026 Coils","tags":["22A","Chokes","Coils","EATON-ELE","IMPORT_CSV","IMPORT_PT2","Inductor","Power","SMD","WLDM"],"price":20096,"price_min":20096,"price_max":20096,"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":50622167941437,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"DRA127-821-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"DRA127-821-R","public_title":null,"options":["Default Title"],"price":20096,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"DRA127-821-R","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/DRA127-821-R_44655900_1b764b56.jpg?v=1755222164"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/DRA127-821-R_44655900_1b764b56.jpg?v=1755222164","options":["Title"],"media":[{"alt":null,"id":45847485153597,"position":1,"preview_image":{"aspect_ratio":1.22,"height":200,"width":244,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/DRA127-821-R_44655900_1b764b56.jpg?v=1755222164"},"aspect_ratio":1.22,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/DRA127-821-R_44655900_1b764b56.jpg?v=1755222164","width":244}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003ePower Inductors - SMD 820µH 1.22A 1.54Ω\u003c\/h3\u003e\n\u003cp\u003ePart Number: DRA127-821-R\u003cbr\u003e\nManufacturer: EATON ELECTRONICS\u003cbr\u003e\nCountry of Origin: CN\u003cbr\u003e\nUOM: Not specified\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nPackage Type: PKG\u003cbr\u003e\nDatasheet: \u003ca href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electronic-components\/resources\/data-sheet\/eaton-dra-automotive-shielded-drum-core-power-inductors-data-sheet.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned for automotive and high-reliability electronic applications, this high-performance power inductor features a shielded drum core and ferrite material, ensuring high efficiency and power density. It is suitable for use in body electronics, advanced driver assistance systems, infotainment, chassis, safety electronics, and engine management systems.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomotive grade, qualified to AEC-Q200 standards\u003c\/li\u003e\n\u003cli\u003eHigh power density and 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 withstands high shock and vibration environments\u003c\/li\u003e\n\u003cli\u003eMoisture Sensitivity Level (MSL): 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\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 (Typical)\u003c\/th\u003e\n\u003cth\u003eDCR (Ω) @ +25°C (Maximum)\u003c\/th\u003e\n\u003cth\u003eK-Factor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDRA127-821-R\u003c\/td\u003e\n\u003ctd\u003e0.42\u003c\/td\u003e\n\u003ctd\u003e13.5\u003c\/td\u003e\n\u003ctd\u003e30.8\u003c\/td\u003e\n\u003ctd\u003e24.6\u003c\/td\u003e\n\u003ctd\u003e0.0024\u003c\/td\u003e\n\u003ctd\u003e0.0028\u003c\/td\u003e\n\u003ctd\u003e196.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThis inductor is suitable for applications requiring high current and low resistance, such as power supplies, DC\/DC converters, and automotive electronics. Its rugged design ensures durability in demanding environments.\u003c\/p\u003e\n\u003ch3\u003eEnvironmental and Operating Conditions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStorage temperature: -40°C to +165°C\u003c\/li\u003e\n\u003cli\u003eOperating temperature: -40°C to +165°C\u003c\/li\u003e\n\u003cli\u003eSolder reflow compliant: J-STD-020 (latest revision)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor detailed specifications and additional sizes, please refer to the \u003ca href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electronic-components\/resources\/data-sheet\/eaton-dra-automotive-shielded-drum-core-power-inductors-data-sheet.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Datasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e"}
