VISHAY WSF201221R50FKEK Fixed Resistor - Metal Film, 0.5W, 21.5Ω
Enhance your electronic designs with the VISHAY WSF201221R50FKEK fixed resistor, a high-quality surface-mount thin film resistor designed for reliable performance in demanding applications. Manufactured in Mexico, this resistor offers excellent stability, high power rating, and RoHS compliance, making it suitable for a wide range of electronic projects.
Datasheet was not processed please search the internet for the part number for more details.
Legal Disclaimer
All product, product specifications, and data are subject to change without notice. Vishay disclaims liability for errors or inaccuracies. Use of this product is at the customer's risk. Not designed for medical, life-saving, or life-sustaining applications unless explicitly specified. For detailed terms, visit Vishay Legal Disclaimer.
{"id":10028155797821,"title":"WSF201221R50FKEK","handle":"wsf201221r50fkek","description":"\u003ch3\u003eVISHAY WSF201221R50FKEK Fixed Resistor - Metal Film, 0.5W, 21.5Ω\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your electronic designs with the VISHAY WSF201221R50FKEK fixed resistor, a high-quality surface-mount thin film resistor designed for reliable performance in demanding applications. Manufactured in Mexico, this resistor offers excellent stability, high power rating, and RoHS compliance, making it suitable for a wide range of electronic projects.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eMolded encapsulation for durability\u003c\/li\u003e\n \u003cli\u003eWraparound compliant terminations eliminate solder fillet cracking risk\u003c\/li\u003e\n \u003cli\u003eSolderable terminations for easy mounting\u003c\/li\u003e\n \u003cli\u003eExcellent stability under various environmental conditions\u003c\/li\u003e\n \u003cli\u003eHigh power rating of 0.5W\u003c\/li\u003e\n \u003cli\u003eRoHS compliant\u003c\/li\u003e\n \u003cli\u003eAvailable with AEC-Q200 qualification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eUnit\u003c\/th\u003e\n \u003cth\u003eWSF2012\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePower Rating @ 70°C\u003c\/td\u003e\n \u003ctd\u003eW\u003c\/td\u003e\n \u003ctd\u003e0.5\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eResistance Range\u003c\/td\u003e\n \u003ctd\u003eΩ\u003c\/td\u003e\n \u003ctd\u003e5.0 to 1.43K (E96 values only)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTolerance\u003c\/td\u003e\n \u003ctd\u003e%\u003c\/td\u003e\n \u003ctd\u003e0.5, 1, 5\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Coefficient\u003c\/td\u003e\n \u003ctd\u003eppm\/°C\u003c\/td\u003e\n \u003ctd\u003e100\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric Withstanding Voltage\u003c\/td\u003e\n \u003ctd\u003eVAC\u003c\/td\u003e\n \u003ctd\u003e\u0026gt; 500\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n \u003ctd\u003e°C\u003c\/td\u003e\n \u003ctd\u003e-65 to +175\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003eΩ\u003c\/td\u003e\n \u003ctd\u003e\u0026gt; 10^9\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eModel\u003c\/th\u003e\n \u003cth\u003eL (inches)\u003c\/th\u003e\n \u003cth\u003eH (inches)\u003c\/th\u003e\n \u003cth\u003eT (inches)\u003c\/th\u003e\n \u003cth\u003eW (inches)\u003c\/th\u003e\n \u003cth\u003eW1 (inches)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWSF2012\u003c\/td\u003e\n \u003ctd\u003e0.200 ± 0.020\u003c\/td\u003e\n \u003ctd\u003e0.096 ± 0.015\u003c\/td\u003e\n \u003ctd\u003e0.040 ± 0.010\u003c\/td\u003e\n \u003ctd\u003e0.125 ± 0.005\u003c\/td\u003e\n \u003ctd\u003e0.050 ± 0.005\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackaging\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eModel\u003c\/th\u003e\n \u003cth\u003eTape Width\u003c\/th\u003e\n \u003cth\u003eDiameter\u003c\/th\u003e\n \u003cth\u003ePieces per Reel\u003c\/th\u003e\n \u003cth\u003eCode\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWSF2012\u003c\/td\u003e\n \u003ctd\u003e12 mm\/embossed plastic\u003c\/td\u003e\n \u003ctd\u003e330 mm\/13\"\u003c\/td\u003e\n \u003ctd\u003e2000\u003c\/td\u003e\n \u003ctd\u003eEA\/TA\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: WSF201221R50FKEK\u003c\/li\u003e\n \u003cli\u003eManufacturer: VISHAY\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Surface Mount\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-vis\/vis-wsf201221r50fkek.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eDatasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e\n\n\u003ch3\u003eLegal Disclaimer\u003c\/h3\u003e\n\u003cp\u003eAll product, product specifications, and data are subject to change without notice. Vishay disclaims liability for errors or inaccuracies. Use of this product is at the customer's risk. Not designed for medical, life-saving, or life-sustaining applications unless explicitly specified. For detailed terms, visit \u003ca href=\"https:\/\/www.vishay.com\/doc?91000\" target=\"_blank\"\u003eVishay Legal Disclaimer\u003c\/a\u003e.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T07:47:17+05:30","created_at":"2025-08-16T07:47:17+05:30","vendor":"Waldom Electonics","type":"Resistors","tags":["5W","IMPORT_CSV","IMPORT_PT2","Resistor","Smd","Thin","VISHA-X","WLDM"],"price":9286,"price_min":9286,"price_max":9286,"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":50626731573565,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"WSF201221R50FKEK","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"WSF201221R50FKEK","public_title":null,"options":["Default Title"],"price":9286,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"WSF201221R50FKEK","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/WSF201221R50FKEK_55548591_34e05bee.jpg?v=1755310640"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/WSF201221R50FKEK_55548591_34e05bee.jpg?v=1755310640","options":["Title"],"media":[{"alt":null,"id":45864808612157,"position":1,"preview_image":{"aspect_ratio":1.005,"height":200,"width":201,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/WSF201221R50FKEK_55548591_34e05bee.jpg?v=1755310640"},"aspect_ratio":1.005,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/WSF201221R50FKEK_55548591_34e05bee.jpg?v=1755310640","width":201}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eVISHAY WSF201221R50FKEK Fixed Resistor - Metal Film, 0.5W, 21.5Ω\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your electronic designs with the VISHAY WSF201221R50FKEK fixed resistor, a high-quality surface-mount thin film resistor designed for reliable performance in demanding applications. Manufactured in Mexico, this resistor offers excellent stability, high power rating, and RoHS compliance, making it suitable for a wide range of electronic projects.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eMolded encapsulation for durability\u003c\/li\u003e\n \u003cli\u003eWraparound compliant terminations eliminate solder fillet cracking risk\u003c\/li\u003e\n \u003cli\u003eSolderable terminations for easy mounting\u003c\/li\u003e\n \u003cli\u003eExcellent stability under various environmental conditions\u003c\/li\u003e\n \u003cli\u003eHigh power rating of 0.5W\u003c\/li\u003e\n \u003cli\u003eRoHS compliant\u003c\/li\u003e\n \u003cli\u003eAvailable with AEC-Q200 qualification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eUnit\u003c\/th\u003e\n \u003cth\u003eWSF2012\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003ePower Rating @ 70°C\u003c\/td\u003e\n \u003ctd\u003eW\u003c\/td\u003e\n \u003ctd\u003e0.5\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eResistance Range\u003c\/td\u003e\n \u003ctd\u003eΩ\u003c\/td\u003e\n \u003ctd\u003e5.0 to 1.43K (E96 values only)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTolerance\u003c\/td\u003e\n \u003ctd\u003e%\u003c\/td\u003e\n \u003ctd\u003e0.5, 1, 5\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Coefficient\u003c\/td\u003e\n \u003ctd\u003eppm\/°C\u003c\/td\u003e\n \u003ctd\u003e100\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric Withstanding Voltage\u003c\/td\u003e\n \u003ctd\u003eVAC\u003c\/td\u003e\n \u003ctd\u003e\u0026gt; 500\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n \u003ctd\u003e°C\u003c\/td\u003e\n \u003ctd\u003e-65 to +175\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003eΩ\u003c\/td\u003e\n \u003ctd\u003e\u0026gt; 10^9\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eModel\u003c\/th\u003e\n \u003cth\u003eL (inches)\u003c\/th\u003e\n \u003cth\u003eH (inches)\u003c\/th\u003e\n \u003cth\u003eT (inches)\u003c\/th\u003e\n \u003cth\u003eW (inches)\u003c\/th\u003e\n \u003cth\u003eW1 (inches)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWSF2012\u003c\/td\u003e\n \u003ctd\u003e0.200 ± 0.020\u003c\/td\u003e\n \u003ctd\u003e0.096 ± 0.015\u003c\/td\u003e\n \u003ctd\u003e0.040 ± 0.010\u003c\/td\u003e\n \u003ctd\u003e0.125 ± 0.005\u003c\/td\u003e\n \u003ctd\u003e0.050 ± 0.005\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackaging\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eModel\u003c\/th\u003e\n \u003cth\u003eTape Width\u003c\/th\u003e\n \u003cth\u003eDiameter\u003c\/th\u003e\n \u003cth\u003ePieces per Reel\u003c\/th\u003e\n \u003cth\u003eCode\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWSF2012\u003c\/td\u003e\n \u003ctd\u003e12 mm\/embossed plastic\u003c\/td\u003e\n \u003ctd\u003e330 mm\/13\"\u003c\/td\u003e\n \u003ctd\u003e2000\u003c\/td\u003e\n \u003ctd\u003eEA\/TA\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: WSF201221R50FKEK\u003c\/li\u003e\n \u003cli\u003eManufacturer: VISHAY\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Surface Mount\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-vis\/vis-wsf201221r50fkek.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eDatasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e\n\n\u003ch3\u003eLegal Disclaimer\u003c\/h3\u003e\n\u003cp\u003eAll product, product specifications, and data are subject to change without notice. Vishay disclaims liability for errors or inaccuracies. Use of this product is at the customer's risk. Not designed for medical, life-saving, or life-sustaining applications unless explicitly specified. For detailed terms, visit \u003ca href=\"https:\/\/www.vishay.com\/doc?91000\" target=\"_blank\"\u003eVishay Legal Disclaimer\u003c\/a\u003e.\u003c\/p\u003e\u003cbr\u003e"}
