The IRC AS-2B 20R0 1% LF is a high-quality, fixed metal alloy resistor designed for power applications. Manufactured by IRC/TT ELECTRONICS, this resistor offers reliable performance with precise resistance values suitable for various electronic circuits.
Product Features
Power Rating: 3W (275°C Max. Hot Spot)
Resistance: 20 Ohms
Tolerance: ±1%
RoHS-compliant for environmentally responsible design
Wound alloy resistance wire with heat-conducting ceramic
Low inductance (<1µH at 1MHz for AS-1/2 series)
Available in lead-free construction
Specifications
IRC Type
Power Rating (125°C)
Resistance Range (ohms)
Available Resistance (ohms)
AS-2B
3W
0.1 - 24K
1 - 24K
Physical Dimensions (Inches / mm)
IRC Type
A ±0.032
B (max)
C (max)
Lead Diameter
AS-2B
0.540 (13.7)
0.219 (5.6)
0.663 (16.6)
0.032 (0.8)
Additional Details
Resistance wire wound with heat-conducting ceramic for durability
Inductance less than 1µH at 1MHz
Lower resistance values available upon request
To order non-inductive types, add the prefix "N" (e.g., NAS-2B)
Environmental and Testing Standards
Resistance change after load life of 1000 hours: 1.0%
Note: The datasheet was not processed; please search the internet for the part number for more details.
Note: The product image displayed is a standard reference image. Actual product appearance may vary. For the most accurate and up-to-date representation, we recommend searching the part number online.
{"id":10003491389757,"title":"AS-2B 20R0 1% LF","handle":"as-2b-20r0-1-lf","description":"\u003ch3\u003eIRC AS-2B 20R0 1% LF Fixed Resistor\u003c\/h3\u003e\n\n\u003cp\u003eThe IRC AS-2B 20R0 1% LF is a high-quality, fixed metal alloy resistor designed for power applications. Manufactured by IRC\/TT ELECTRONICS, this resistor offers reliable performance with precise resistance values suitable for various electronic circuits.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePower Rating: 3W (275°C Max. Hot Spot)\u003c\/li\u003e\n \u003cli\u003eResistance: 20 Ohms\u003c\/li\u003e\n \u003cli\u003eTolerance: ±1%\u003c\/li\u003e\n \u003cli\u003eRoHS-compliant for environmentally responsible design\u003c\/li\u003e\n \u003cli\u003eWound alloy resistance wire with heat-conducting ceramic\u003c\/li\u003e\n \u003cli\u003eLow inductance (\u0026lt;1µH at 1MHz for AS-1\/2 series)\u003c\/li\u003e\n \u003cli\u003eAvailable in lead-free construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eIRC Type\u003c\/th\u003e\n \u003cth\u003ePower Rating (125°C)\u003c\/th\u003e\n \u003cth\u003eResistance Range (ohms)\u003c\/th\u003e\n \u003cth\u003eAvailable Resistance (ohms)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eAS-2B\u003c\/td\u003e\n \u003ctd\u003e3W\u003c\/td\u003e\n \u003ctd\u003e0.1 - 24K\u003c\/td\u003e\n \u003ctd\u003e1 - 24K\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePhysical Dimensions (Inches \/ mm)\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eIRC Type\u003c\/th\u003e\n \u003cth\u003eA ±0.032\u003c\/th\u003e\n \u003cth\u003eB (max)\u003c\/th\u003e\n \u003cth\u003eC (max)\u003c\/th\u003e\n \u003cth\u003eLead Diameter\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eAS-2B\u003c\/td\u003e\n \u003ctd\u003e0.540 (13.7)\u003c\/td\u003e\n \u003ctd\u003e0.219 (5.6)\u003c\/td\u003e\n \u003ctd\u003e0.663 (16.6)\u003c\/td\u003e\n \u003ctd\u003e0.032 (0.8)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eResistance wire wound with heat-conducting ceramic for durability\u003c\/li\u003e\n \u003cli\u003eInductance less than 1µH at 1MHz\u003c\/li\u003e\n \u003cli\u003eLower resistance values available upon request\u003c\/li\u003e\n \u003cli\u003eTo order non-inductive types, add the prefix \"N\" (e.g., NAS-2B)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEnvironmental and Testing Standards\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eResistance change after load life of 1000 hours: \u003cstrong\u003e1.0%\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003eMoisture Resistance: \u003cstrong\u003e1.0%\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003eTemperature Cycle: \u003cstrong\u003e0.5%\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003eShort Time Overload: \u003cstrong\u003e0.5%\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003eSolder Heat: \u003cstrong\u003e0.25%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cp\u003eSample Part Number: \u003cstrong\u003eAS-2B 20R0 1%\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor more details, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-irc\/irc-as-2b-20r0-1--lf.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: AS-2B 20R0 1% LF\u003c\/li\u003e\n \u003cli\u003eManufacturer: IRC\/TT ELECTRONICS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: BB\u003c\/li\u003e\n \u003cli\u003eUOM: Not specified\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\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\u003cp\u003e\u003cstrong\u003eNote: The product image displayed is a standard reference image. Actual product appearance may vary. For the most accurate and up-to-date representation, we recommend searching the part number online.\u003c\/strong\u003e\u003c\/p\u003e","published_at":"2025-08-05T05:01:32+05:30","created_at":"2025-08-05T05:01:32+05:30","vendor":"Waldom Electonics","type":"Resistors","tags":["3W","Fixed","IRC-TTEL","Resistor","STD_IMG","WLDM"],"price":7484,"price_min":7484,"price_max":7484,"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":50550589587773,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"AS-2B 20R0 1% LF","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"AS-2B 20R0 1% LF","public_title":null,"options":["Default Title"],"price":7484,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"AS-2B 20R0 1% LF","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_4d7eca60-fc63-4c4e-b94f-726f56637bd5.jpg?v=1754350292"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_4d7eca60-fc63-4c4e-b94f-726f56637bd5.jpg?v=1754350292","options":["Title"],"media":[{"alt":null,"id":45672045871421,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1024,"width":1024,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_4d7eca60-fc63-4c4e-b94f-726f56637bd5.jpg?v=1754350292"},"aspect_ratio":1.0,"height":1024,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/fbe811dc-181f-41c1-ab5a-dc3410446d1d_4d7eca60-fc63-4c4e-b94f-726f56637bd5.jpg?v=1754350292","width":1024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eIRC AS-2B 20R0 1% LF Fixed Resistor\u003c\/h3\u003e\n\n\u003cp\u003eThe IRC AS-2B 20R0 1% LF is a high-quality, fixed metal alloy resistor designed for power applications. Manufactured by IRC\/TT ELECTRONICS, this resistor offers reliable performance with precise resistance values suitable for various electronic circuits.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePower Rating: 3W (275°C Max. Hot Spot)\u003c\/li\u003e\n \u003cli\u003eResistance: 20 Ohms\u003c\/li\u003e\n \u003cli\u003eTolerance: ±1%\u003c\/li\u003e\n \u003cli\u003eRoHS-compliant for environmentally responsible design\u003c\/li\u003e\n \u003cli\u003eWound alloy resistance wire with heat-conducting ceramic\u003c\/li\u003e\n \u003cli\u003eLow inductance (\u0026lt;1µH at 1MHz for AS-1\/2 series)\u003c\/li\u003e\n \u003cli\u003eAvailable in lead-free construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eIRC Type\u003c\/th\u003e\n \u003cth\u003ePower Rating (125°C)\u003c\/th\u003e\n \u003cth\u003eResistance Range (ohms)\u003c\/th\u003e\n \u003cth\u003eAvailable Resistance (ohms)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eAS-2B\u003c\/td\u003e\n \u003ctd\u003e3W\u003c\/td\u003e\n \u003ctd\u003e0.1 - 24K\u003c\/td\u003e\n \u003ctd\u003e1 - 24K\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePhysical Dimensions (Inches \/ mm)\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eIRC Type\u003c\/th\u003e\n \u003cth\u003eA ±0.032\u003c\/th\u003e\n \u003cth\u003eB (max)\u003c\/th\u003e\n \u003cth\u003eC (max)\u003c\/th\u003e\n \u003cth\u003eLead Diameter\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eAS-2B\u003c\/td\u003e\n \u003ctd\u003e0.540 (13.7)\u003c\/td\u003e\n \u003ctd\u003e0.219 (5.6)\u003c\/td\u003e\n \u003ctd\u003e0.663 (16.6)\u003c\/td\u003e\n \u003ctd\u003e0.032 (0.8)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eResistance wire wound with heat-conducting ceramic for durability\u003c\/li\u003e\n \u003cli\u003eInductance less than 1µH at 1MHz\u003c\/li\u003e\n \u003cli\u003eLower resistance values available upon request\u003c\/li\u003e\n \u003cli\u003eTo order non-inductive types, add the prefix \"N\" (e.g., NAS-2B)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEnvironmental and Testing Standards\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eResistance change after load life of 1000 hours: \u003cstrong\u003e1.0%\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003eMoisture Resistance: \u003cstrong\u003e1.0%\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003eTemperature Cycle: \u003cstrong\u003e0.5%\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003eShort Time Overload: \u003cstrong\u003e0.5%\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003eSolder Heat: \u003cstrong\u003e0.25%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cp\u003eSample Part Number: \u003cstrong\u003eAS-2B 20R0 1%\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor more details, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-irc\/irc-as-2b-20r0-1--lf.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: AS-2B 20R0 1% LF\u003c\/li\u003e\n \u003cli\u003eManufacturer: IRC\/TT ELECTRONICS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: BB\u003c\/li\u003e\n \u003cli\u003eUOM: Not specified\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\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\u003cp\u003e\u003cstrong\u003eNote: The product image displayed is a standard reference image. Actual product appearance may vary. For the most accurate and up-to-date representation, we recommend searching the part number online.\u003c\/strong\u003e\u003c\/p\u003e"}
