OHMITE MANUFACTURING TK20PR500JE Current Sense Resistor - Through Hole, 20W, 0.5Ω
Introducing the OHMITE MANUFACTURING TK20PR500JE, a high-performance through-hole current sense resistor designed for precise current measurement and sensing applications. This resistor features a robust 20-watt power rating and a resistance value of 0.5 ohms, making it ideal for power electronics requiring reliable current monitoring.
Product Features
Power Rating: 20W (heat-sink dependent; proper heatsinking required)
Resistance Value: 0.5Ω
Resistance Tolerance: ±5%
Material: Thick film resistive element with tin-plated copper terminals
Package Type: TUBE (through-hole)
RoHS Compliant: Yes
Max Operating Voltage: √20 * R (for 10mΩ-1KΩ), 150V (for 3KΩ-10KΩ)
Max Working Current: Up to 10A depending on resistance and application
Thermal Resistance: <6.25°C/W
Designed for use with proper heatsinking; maximum case temperature cannot exceed 150°C
Thin and thick film construction offers high stability, low noise, and excellent high-frequency performance.
Suitable for applications requiring low resistance values down to 0.03 ohms.
Mounting requires proper heatsinking; a recommended mounting bracket kit (6200E) is available.
Discontinued as of May 2013; available until existing stock is depleted.
For more detailed specifications and application guidance, please refer to the datasheet linked above. Ensure proper heatsinking and temperature monitoring to maintain optimal performance and longevity of the resistor.
{"id":10014624547133,"title":"TK20PR500JE","handle":"tk20pr500je","description":"\u003ch3\u003eOHMITE MANUFACTURING TK20PR500JE Current Sense Resistor - Through Hole, 20W, 0.5Ω\u003c\/h3\u003e\n\u003cp\u003eIntroducing the OHMITE MANUFACTURING TK20PR500JE, a high-performance through-hole current sense resistor designed for precise current measurement and sensing applications. This resistor features a robust 20-watt power rating and a resistance value of 0.5 ohms, making it ideal for power electronics requiring reliable current monitoring.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Rating: 20W (heat-sink dependent; proper heatsinking required)\u003c\/li\u003e\n\u003cli\u003eResistance Value: 0.5Ω\u003c\/li\u003e\n\u003cli\u003eResistance Tolerance: ±5%\u003c\/li\u003e\n\u003cli\u003eMaterial: Thick film resistive element with tin-plated copper terminals\u003c\/li\u003e\n\u003cli\u003ePackage Type: TUBE (through-hole)\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003cli\u003eMax Operating Voltage: √20 * R (for 10mΩ-1KΩ), 150V (for 3KΩ-10KΩ)\u003c\/li\u003e\n\u003cli\u003eMax Working Current: Up to 10A depending on resistance and application\u003c\/li\u003e\n\u003cli\u003eThermal Resistance: \u0026lt;6.25°C\/W\u003c\/li\u003e\n\u003cli\u003eDesigned for use with proper heatsinking; maximum case temperature cannot exceed 150°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant and ECCN: EAR99\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\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\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eTK20PR500JE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eOHMITE MANUFACTURING\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eMX (Mexico)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUOM\u003c\/td\u003e\n\u003ctd\u003eEA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Type\u003c\/td\u003e\n\u003ctd\u003eTUBE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eECCN\u003c\/td\u003e\n\u003ctd\u003eEAR99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDatasheet\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-oi\/res_tk_tn.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThin and thick film construction offers high stability, low noise, and excellent high-frequency performance.\u003c\/li\u003e\n\u003cli\u003eSuitable for applications requiring low resistance values down to 0.03 ohms.\u003c\/li\u003e\n\u003cli\u003eMounting requires proper heatsinking; a recommended mounting bracket kit (6200E) is available.\u003c\/li\u003e\n\u003cli\u003eDiscontinued as of May 2013; available until existing stock is depleted.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications and application guidance, please refer to the datasheet linked above. Ensure proper heatsinking and temperature monitoring to maintain optimal performance and longevity of the resistor.\u003c\/p\u003e","published_at":"2025-08-11T01:50:04+05:30","created_at":"2025-08-11T01:50:04+05:30","vendor":"Waldom Electonics","type":"Resistors","tags":["Current","IMPORT_CSV","OHMIT","Resistors","WLDM"],"price":36172,"price_min":36172,"price_max":36172,"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":50582825402685,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"TK20PR500JE","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"TK20PR500JE","public_title":null,"options":["Default Title"],"price":36172,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"TK20PR500JE","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/TK20PR500JE_12037809_4850949c.jpg?v=1754857207"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/TK20PR500JE_12037809_4850949c.jpg?v=1754857207","options":["Title"],"media":[{"alt":null,"id":45768737358141,"position":1,"preview_image":{"aspect_ratio":1.35,"height":200,"width":270,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/TK20PR500JE_12037809_4850949c.jpg?v=1754857207"},"aspect_ratio":1.35,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/TK20PR500JE_12037809_4850949c.jpg?v=1754857207","width":270}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eOHMITE MANUFACTURING TK20PR500JE Current Sense Resistor - Through Hole, 20W, 0.5Ω\u003c\/h3\u003e\n\u003cp\u003eIntroducing the OHMITE MANUFACTURING TK20PR500JE, a high-performance through-hole current sense resistor designed for precise current measurement and sensing applications. This resistor features a robust 20-watt power rating and a resistance value of 0.5 ohms, making it ideal for power electronics requiring reliable current monitoring.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Rating: 20W (heat-sink dependent; proper heatsinking required)\u003c\/li\u003e\n\u003cli\u003eResistance Value: 0.5Ω\u003c\/li\u003e\n\u003cli\u003eResistance Tolerance: ±5%\u003c\/li\u003e\n\u003cli\u003eMaterial: Thick film resistive element with tin-plated copper terminals\u003c\/li\u003e\n\u003cli\u003ePackage Type: TUBE (through-hole)\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003cli\u003eMax Operating Voltage: √20 * R (for 10mΩ-1KΩ), 150V (for 3KΩ-10KΩ)\u003c\/li\u003e\n\u003cli\u003eMax Working Current: Up to 10A depending on resistance and application\u003c\/li\u003e\n\u003cli\u003eThermal Resistance: \u0026lt;6.25°C\/W\u003c\/li\u003e\n\u003cli\u003eDesigned for use with proper heatsinking; maximum case temperature cannot exceed 150°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant and ECCN: EAR99\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\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\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eTK20PR500JE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eOHMITE MANUFACTURING\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eMX (Mexico)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUOM\u003c\/td\u003e\n\u003ctd\u003eEA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Type\u003c\/td\u003e\n\u003ctd\u003eTUBE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eECCN\u003c\/td\u003e\n\u003ctd\u003eEAR99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDatasheet\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-oi\/res_tk_tn.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThin and thick film construction offers high stability, low noise, and excellent high-frequency performance.\u003c\/li\u003e\n\u003cli\u003eSuitable for applications requiring low resistance values down to 0.03 ohms.\u003c\/li\u003e\n\u003cli\u003eMounting requires proper heatsinking; a recommended mounting bracket kit (6200E) is available.\u003c\/li\u003e\n\u003cli\u003eDiscontinued as of May 2013; available until existing stock is depleted.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications and application guidance, please refer to the datasheet linked above. Ensure proper heatsinking and temperature monitoring to maintain optimal performance and longevity of the resistor.\u003c\/p\u003e"}
