OHMITE MANUFACTURING TK20PR030JE Current Sense Resistor - Through Hole, 20W, 0.03Ω
Introducing the OHMITE MANUFACTURING TK20PR030JE, a high-performance current sense resistor designed for precise current measurement and sensing applications. This through-hole resistor features advanced thin film technology, offering stability, low noise, and excellent high-frequency performance.
Product Features
Power Rating: 20W (heat-sink dependent; must be attached to a proper heat sink)
Resistance Value: 0.03Ω (low resistance for current sensing)
Construction: Thin film technology for high accuracy and stability
Package Type: TUBE
RoHS Compliant: Yes
Maximum Case Temperature: 150°C
Thermal Resistance: <6.25°C/W
Material: Thick or thin film chip resistor with tin-plated copper terminals
Recommended Mounting: Vertical mounting with tapped for 6-32 screw
For more detailed specifications and application guidelines, please refer to the datasheet linked above. Ensure proper heatsinking and temperature monitoring during operation to maintain optimal performance.
{"id":10024603255101,"title":"TK20PR030JE","handle":"tk20pr030je","description":"\u003ch3\u003eOHMITE MANUFACTURING TK20PR030JE Current Sense Resistor - Through Hole, 20W, 0.03Ω\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the OHMITE MANUFACTURING TK20PR030JE, a high-performance current sense resistor designed for precise current measurement and sensing applications. This through-hole resistor features advanced thin film technology, offering stability, low noise, and excellent high-frequency performance.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePower Rating: 20W (heat-sink dependent; must be attached to a proper heat sink)\u003c\/li\u003e\n \u003cli\u003eResistance Value: 0.03Ω (low resistance for current sensing)\u003c\/li\u003e\n \u003cli\u003eConstruction: Thin film technology for high accuracy and stability\u003c\/li\u003e\n \u003cli\u003ePackage Type: TUBE\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003eMaximum Case Temperature: 150°C\u003c\/li\u003e\n \u003cli\u003eThermal Resistance: \u0026lt;6.25°C\/W\u003c\/li\u003e\n \u003cli\u003eMaterial: Thick or thin film chip resistor with tin-plated copper terminals\u003c\/li\u003e\n \u003cli\u003eRecommended Mounting: Vertical mounting with tapped for 6-32 screw\u003c\/li\u003e\n\u003c\/ul\u003e\n\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\u003eResistance Range\u003c\/td\u003e\n \u003ctd\u003e10mΩ - 10KΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTolerance\u003c\/td\u003e\n \u003ctd\u003e5%, 1%, 2%\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax Working Voltage\u003c\/td\u003e\n \u003ctd\u003e0.01Ω-1KΩ: √20*R; 3KΩ-10KΩ: 150V\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax Working Current\u003c\/td\u003e\n \u003ctd\u003e0.01Ω-0.1Ω: 10A; 0.3Ω-10KΩ: √20\/R\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Coefficient (TCR)\u003c\/td\u003e\n \u003ctd\u003e±300ppm (0.01Ω-0.1Ω); ±200ppm (0.3Ω-10KΩ); ±50ppm (4Ω-10KΩ)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eThermal Resistance (R\u003csub\u003eTH\u003c\/sub\u003e)\u003c\/td\u003e\n \u003ctd\u003e\u0026lt;6.25°C\/W\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePhysical Dimensions\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDiameter: 0.177\" (4.57mm)\u003c\/li\u003e\n \u003cli\u003eRadius: 0.180\" (4.57mm)\u003c\/li\u003e\n \u003cli\u003eLength: 0.394\" (10mm)\u003c\/li\u003e\n \u003cli\u003eHeight: 0.240\" (6.10mm)\u003c\/li\u003e\n \u003cli\u003eMounting hole tapped for 6-32 screw\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDesigned specifically for use with proper heatsinking; maximum base plate temperature must be monitored to ensure safe operation.\u003c\/li\u003e\n \u003cli\u003eProduct is discontinued as of May 2013; available until stock depletion.\u003c\/li\u003e\n \u003cli\u003ePart Number: TK20PR030JE\u003c\/li\u003e\n \u003cli\u003eManufacturer: OHMITE MANUFACTURING\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\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-oi\/res_tk_tn.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed specifications and application guidelines, please refer to the datasheet linked above. Ensure proper heatsinking and temperature monitoring during operation to maintain optimal performance.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T08:46:45+05:30","created_at":"2025-08-14T08:46:45+05:30","vendor":"Waldom Electonics","type":"Resistors","tags":["Current","IMPORT_CSV","OHMIT","Resistors","WLDM"],"price":63752,"price_min":63752,"price_max":63752,"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":50618685620541,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"TK20PR030JE","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"TK20PR030JE","public_title":null,"options":["Default Title"],"price":63752,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"TK20PR030JE","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/TK20PR030JE_12037802_77e3e494.jpg?v=1755141409"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/TK20PR030JE_12037802_77e3e494.jpg?v=1755141409","options":["Title"],"media":[{"alt":null,"id":45830473482557,"position":1,"preview_image":{"aspect_ratio":1.35,"height":200,"width":270,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/TK20PR030JE_12037802_77e3e494.jpg?v=1755141409"},"aspect_ratio":1.35,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/TK20PR030JE_12037802_77e3e494.jpg?v=1755141409","width":270}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eOHMITE MANUFACTURING TK20PR030JE Current Sense Resistor - Through Hole, 20W, 0.03Ω\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the OHMITE MANUFACTURING TK20PR030JE, a high-performance current sense resistor designed for precise current measurement and sensing applications. This through-hole resistor features advanced thin film technology, offering stability, low noise, and excellent high-frequency performance.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePower Rating: 20W (heat-sink dependent; must be attached to a proper heat sink)\u003c\/li\u003e\n \u003cli\u003eResistance Value: 0.03Ω (low resistance for current sensing)\u003c\/li\u003e\n \u003cli\u003eConstruction: Thin film technology for high accuracy and stability\u003c\/li\u003e\n \u003cli\u003ePackage Type: TUBE\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003eMaximum Case Temperature: 150°C\u003c\/li\u003e\n \u003cli\u003eThermal Resistance: \u0026lt;6.25°C\/W\u003c\/li\u003e\n \u003cli\u003eMaterial: Thick or thin film chip resistor with tin-plated copper terminals\u003c\/li\u003e\n \u003cli\u003eRecommended Mounting: Vertical mounting with tapped for 6-32 screw\u003c\/li\u003e\n\u003c\/ul\u003e\n\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\u003eResistance Range\u003c\/td\u003e\n \u003ctd\u003e10mΩ - 10KΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTolerance\u003c\/td\u003e\n \u003ctd\u003e5%, 1%, 2%\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax Working Voltage\u003c\/td\u003e\n \u003ctd\u003e0.01Ω-1KΩ: √20*R; 3KΩ-10KΩ: 150V\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax Working Current\u003c\/td\u003e\n \u003ctd\u003e0.01Ω-0.1Ω: 10A; 0.3Ω-10KΩ: √20\/R\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Coefficient (TCR)\u003c\/td\u003e\n \u003ctd\u003e±300ppm (0.01Ω-0.1Ω); ±200ppm (0.3Ω-10KΩ); ±50ppm (4Ω-10KΩ)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eThermal Resistance (R\u003csub\u003eTH\u003c\/sub\u003e)\u003c\/td\u003e\n \u003ctd\u003e\u0026lt;6.25°C\/W\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePhysical Dimensions\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDiameter: 0.177\" (4.57mm)\u003c\/li\u003e\n \u003cli\u003eRadius: 0.180\" (4.57mm)\u003c\/li\u003e\n \u003cli\u003eLength: 0.394\" (10mm)\u003c\/li\u003e\n \u003cli\u003eHeight: 0.240\" (6.10mm)\u003c\/li\u003e\n \u003cli\u003eMounting hole tapped for 6-32 screw\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDesigned specifically for use with proper heatsinking; maximum base plate temperature must be monitored to ensure safe operation.\u003c\/li\u003e\n \u003cli\u003eProduct is discontinued as of May 2013; available until stock depletion.\u003c\/li\u003e\n \u003cli\u003ePart Number: TK20PR030JE\u003c\/li\u003e\n \u003cli\u003eManufacturer: OHMITE MANUFACTURING\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\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-oi\/res_tk_tn.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed specifications and application guidelines, please refer to the datasheet linked above. Ensure proper heatsinking and temperature monitoring during operation to maintain optimal performance.\u003c\/p\u003e\u003cbr\u003e"}
