Enhance your electronic designs with the Eaton Electronics WCL2520-3R9-R wire wound chip inductor, designed for high-performance RF applications. This surface-mount device offers reliable inductance and excellent thermal stability in a compact package.
Product Features
Package Size: 1008 (2520 metric)
High Q value for efficient RF performance
Tight inductance tolerance within ±5%
Inductance range from 0.12 μH to 220 μH
Moisture Sensitivity Level (MSL): 1
Applications
Industrial connectivity (IoT)
Computing and gaming consoles
Smart meters and industrial equipment
Machine-to-machine (M2M) communication
Mobile phones and wearable devices
Wireless LAN, Bluetooth, WiFi, and antenna modules
RF transceiver modules
Technical Specifications
Parameter
Value
Inductance Range
0.12 μH to 220 μH
Effective Dimensions (mm)
2.92 x 2.79 x 2.1
Operating Temperature
-40°C to +85°C
Solder Reflow Temperature
J-STD-020 compliant
Insulation Resistance
≥ 500 MΩ at 100 V
Rated Current
Varies by inductance value (see datasheet)
Electrical Characteristics (at +25°C)
Part Number
Inductance (μH)
Q (Minimum)
OCL (μH)
SRF (MHz)
Test Voltage (mV)
Rated Current (mA)
WCL2520-3R9-R
3.9
250
0.25
60
500
60
Packaging & Dimensions
Supplied in tape and reel packaging with 2000 parts per 7” reel.
Recommended pad layout and detailed dimensions are available in the datasheet.
Datasheet
For comprehensive technical details, refer to the datasheet.
Additional Information
Part Number: WCL2520-3R9-R
Manufacturer: Eaton Electronics
Country of Origin: CN
UOM: EA
ECCN: EAR99
Package Type: T&R
Note: The datasheet was not processed; please search the internet for the part number for more details.
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{"id":10024450982205,"title":"WCL2520-3R9-R","handle":"wcl2520-3r9-r","description":"\u003ch3\u003eWCL2520-3R9-R RF Inductor - SMD Chip Inductor 2.92*2.79*2.1mm\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your electronic designs with the Eaton Electronics WCL2520-3R9-R wire wound chip inductor, designed for high-performance RF applications. This surface-mount device offers reliable inductance and excellent thermal stability in a compact package.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Size: 1008 (2520 metric)\u003c\/li\u003e\n \u003cli\u003eHigh Q value for efficient RF performance\u003c\/li\u003e\n \u003cli\u003eTight inductance tolerance within ±5%\u003c\/li\u003e\n \u003cli\u003eInductance range from 0.12 μH to 220 μH\u003c\/li\u003e\n \u003cli\u003eMoisture Sensitivity Level (MSL): 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eIndustrial connectivity (IoT)\u003c\/li\u003e\n \u003cli\u003eComputing and gaming consoles\u003c\/li\u003e\n \u003cli\u003eSmart meters and industrial equipment\u003c\/li\u003e\n \u003cli\u003eMachine-to-machine (M2M) communication\u003c\/li\u003e\n \u003cli\u003eMobile phones and wearable devices\u003c\/li\u003e\n \u003cli\u003eWireless LAN, Bluetooth, WiFi, and antenna modules\u003c\/li\u003e\n \u003cli\u003eRF transceiver modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\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 Range\u003c\/td\u003e\n \u003ctd\u003e0.12 μH to 220 μH\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEffective Dimensions (mm)\u003c\/td\u003e\n \u003ctd\u003e2.92 x 2.79 x 2.1\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating Temperature\u003c\/td\u003e\n \u003ctd\u003e-40°C to +85°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 \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003e≥ 500 MΩ at 100 V\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRated Current\u003c\/td\u003e\n \u003ctd\u003eVaries by inductance value (see datasheet)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eElectrical Characteristics (at +25°C)\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003ePart Number\u003c\/th\u003e\n \u003cth\u003eInductance (μH)\u003c\/th\u003e\n \u003cth\u003eQ (Minimum)\u003c\/th\u003e\n \u003cth\u003eOCL (μH)\u003c\/th\u003e\n \u003cth\u003eSRF (MHz)\u003c\/th\u003e\n \u003cth\u003eTest Voltage (mV)\u003c\/th\u003e\n \u003cth\u003eRated Current (mA)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWCL2520-3R9-R\u003c\/td\u003e\n \u003ctd\u003e3.9\u003c\/td\u003e\n \u003ctd\u003e250\u003c\/td\u003e\n \u003ctd\u003e0.25\u003c\/td\u003e\n \u003ctd\u003e60\u003c\/td\u003e\n \u003ctd\u003e500\u003c\/td\u003e\n \u003ctd\u003e60\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c!-- Additional inductance values can be added here --\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackaging \u0026amp; Dimensions\u003c\/h3\u003e\n\u003cp\u003eSupplied in tape and reel packaging with 2000 parts per 7” reel.\u003c\/p\u003e\n\u003cp\u003eRecommended pad layout and detailed dimensions are available in the datasheet.\u003c\/p\u003e\n\n\u003ch3\u003eDatasheet\u003c\/h3\u003e\n\u003cp\u003eFor comprehensive technical details, refer to the \u003ca href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electronic-components\/resources\/data-sheet\/eaton-wcl2520-wire-wound-chip-inductor.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: WCL2520-3R9-R\u003c\/li\u003e\n \u003cli\u003eManufacturer: Eaton Electronics\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: T\u0026amp;R\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T06:39:13+05:30","created_at":"2025-08-14T06:39:14+05:30","vendor":"Waldom Electonics","type":"","tags":["1mm","EATON-ELE","IMPORT_CSV","Inductor","RF","WLDM"],"price":1067,"price_min":1067,"price_max":1067,"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":50618428817725,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"WCL2520-3R9-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"WCL2520-3R9-R","public_title":null,"options":["Default Title"],"price":1067,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"WCL2520-3R9-R","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/52121638.jpg?v=1755133756"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/52121638.jpg?v=1755133756","options":["Title"],"media":[{"alt":null,"id":45828955799869,"position":1,"preview_image":{"aspect_ratio":1.0,"height":420,"width":420,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/52121638.jpg?v=1755133756"},"aspect_ratio":1.0,"height":420,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/52121638.jpg?v=1755133756","width":420}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eWCL2520-3R9-R RF Inductor - SMD Chip Inductor 2.92*2.79*2.1mm\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your electronic designs with the Eaton Electronics WCL2520-3R9-R wire wound chip inductor, designed for high-performance RF applications. This surface-mount device offers reliable inductance and excellent thermal stability in a compact package.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Size: 1008 (2520 metric)\u003c\/li\u003e\n \u003cli\u003eHigh Q value for efficient RF performance\u003c\/li\u003e\n \u003cli\u003eTight inductance tolerance within ±5%\u003c\/li\u003e\n \u003cli\u003eInductance range from 0.12 μH to 220 μH\u003c\/li\u003e\n \u003cli\u003eMoisture Sensitivity Level (MSL): 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eIndustrial connectivity (IoT)\u003c\/li\u003e\n \u003cli\u003eComputing and gaming consoles\u003c\/li\u003e\n \u003cli\u003eSmart meters and industrial equipment\u003c\/li\u003e\n \u003cli\u003eMachine-to-machine (M2M) communication\u003c\/li\u003e\n \u003cli\u003eMobile phones and wearable devices\u003c\/li\u003e\n \u003cli\u003eWireless LAN, Bluetooth, WiFi, and antenna modules\u003c\/li\u003e\n \u003cli\u003eRF transceiver modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\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 Range\u003c\/td\u003e\n \u003ctd\u003e0.12 μH to 220 μH\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEffective Dimensions (mm)\u003c\/td\u003e\n \u003ctd\u003e2.92 x 2.79 x 2.1\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating Temperature\u003c\/td\u003e\n \u003ctd\u003e-40°C to +85°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 \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003e≥ 500 MΩ at 100 V\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRated Current\u003c\/td\u003e\n \u003ctd\u003eVaries by inductance value (see datasheet)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eElectrical Characteristics (at +25°C)\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003ePart Number\u003c\/th\u003e\n \u003cth\u003eInductance (μH)\u003c\/th\u003e\n \u003cth\u003eQ (Minimum)\u003c\/th\u003e\n \u003cth\u003eOCL (μH)\u003c\/th\u003e\n \u003cth\u003eSRF (MHz)\u003c\/th\u003e\n \u003cth\u003eTest Voltage (mV)\u003c\/th\u003e\n \u003cth\u003eRated Current (mA)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWCL2520-3R9-R\u003c\/td\u003e\n \u003ctd\u003e3.9\u003c\/td\u003e\n \u003ctd\u003e250\u003c\/td\u003e\n \u003ctd\u003e0.25\u003c\/td\u003e\n \u003ctd\u003e60\u003c\/td\u003e\n \u003ctd\u003e500\u003c\/td\u003e\n \u003ctd\u003e60\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c!-- Additional inductance values can be added here --\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackaging \u0026amp; Dimensions\u003c\/h3\u003e\n\u003cp\u003eSupplied in tape and reel packaging with 2000 parts per 7” reel.\u003c\/p\u003e\n\u003cp\u003eRecommended pad layout and detailed dimensions are available in the datasheet.\u003c\/p\u003e\n\n\u003ch3\u003eDatasheet\u003c\/h3\u003e\n\u003cp\u003eFor comprehensive technical details, refer to the \u003ca href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electronic-components\/resources\/data-sheet\/eaton-wcl2520-wire-wound-chip-inductor.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: WCL2520-3R9-R\u003c\/li\u003e\n \u003cli\u003eManufacturer: Eaton Electronics\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: T\u0026amp;R\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
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.
