Experience ultra-high ripple current capabilities with the KNOWLES / CORNELL DUBILIER Type 381LR series, designed for demanding electronic applications such as motor drives and UPS bus capacitors. These snap-in aluminum electrolytic capacitors feature advanced electrolyte technology that provides extremely low ESR values, enabling them to handle up to 25% more ripple current compared to standard 105°C snap-in capacitors.
Product Features
Ultra-high ripple current handling for efficient power management
For more detailed specifications and application guidelines, please refer to the datasheet. The datasheet provides comprehensive technical data, performance curves, and testing information.
{"id":10024841445693,"title":"381LR152M200A042","handle":"381lr152m200a042","description":"\u003ch3\u003eKNOWLES \/ CORNELL DUBILIER Type 381LR 105°C Highest Ripple, Snap-In Aluminum Capacitors\u003c\/h3\u003e\n\n\u003cp\u003eExperience ultra-high ripple current capabilities with the KNOWLES \/ CORNELL DUBILIER Type 381LR series, designed for demanding electronic applications such as motor drives and UPS bus capacitors. These snap-in aluminum electrolytic capacitors feature advanced electrolyte technology that provides extremely low ESR values, enabling them to handle up to 25% more ripple current compared to standard 105°C snap-in capacitors.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-high ripple current handling for efficient power management\u003c\/li\u003e\n\u003cli\u003eSuitable for motor drive bus and UPS applications\u003c\/li\u003e\n\u003cli\u003eHigh temperature endurance up to 105°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003cli\u003eSnap-in package type for easy installation\u003c\/li\u003e\n\u003cli\u003ePart Number: 381LR152M200A042\u003c\/li\u003e\n\u003cli\u003eManufacturer: KNOWLES \/ CORNELL DUBILIER\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003ePackage Type: BLK\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.cde.com\/resources\/catalogs\/381LR.pdf\" target=\"_blank\"\u003ehttps:\/\/www.cde.com\/resources\/catalogs\/381LR.pdf\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"4\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e–40 °C to +105 °C (≤ 315 Vdc), –25 °C to +105 °C (≥ 350 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage Range\u003c\/td\u003e\n\u003ctd\u003e200 Vdc to 450 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitance Range\u003c\/td\u003e\n\u003ctd\u003e56 µF to 2,200 µF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitance Tolerance\u003c\/td\u003e\n\u003ctd\u003e± 20%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeakage Current\u003c\/td\u003e\n\u003ctd\u003e≤ 3 √CV µA, maximum 4 mA at 5 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple Current Multipliers\u003c\/td\u003e\n\u003ctd\u003eAt 45°C: 2.35; 60°C: 2.20; 70°C: 2.00; 85°C: 1.70; 105°C: 1.00 (for 10, 50, 120 Hz, 500 kHz, 1 kHz, and higher frequencies)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance Ratio (Z\/Z –20°C)\u003c\/td\u003e\n\u003ctd\u003e≤ 3 (200–450 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEndurance Life Test\u003c\/td\u003e\n\u003ctd\u003e3000 hours at full load, 105°C, ±20% capacitance, ESR 200% of limit, DCL 100% of limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf Life Test\u003c\/td\u003e\n\u003ctd\u003e1000 hours at 105°C, ±20% capacitance, ESR 200% of limit, DCL 100% of limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration\u003c\/td\u003e\n\u003ctd\u003e10 to 55 Hz, 0.06” displacement, 10 g max, 2 hours per plane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eUltra-High Ripple Performance\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"4\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eCapacitance (µF)\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003e120 Hz ESR (Ω)\u003c\/th\u003e\n\u003cth\u003e20 kHz ESR (Ω)\u003c\/th\u003e\n\u003cth\u003eMax. Ripple Current @ +25°C (A)\u003c\/th\u003e\n\u003cth\u003eMax. Ripple Current @ +105°C (A)\u003c\/th\u003e\n\u003cth\u003eSize (D x L mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e330\u003c\/td\u003e\n\u003ctd\u003e381LR331M200H012\u003c\/td\u003e\n\u003ctd\u003e0.603\u003c\/td\u003e\n\u003ctd\u003e0.271\u003c\/td\u003e\n\u003ctd\u003e1.25\u003c\/td\u003e\n\u003ctd\u003e1.79\u003c\/td\u003e\n\u003ctd\u003e22 x 25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e470\u003c\/td\u003e\n\u003ctd\u003e381LR471M200H032\u003c\/td\u003e\n\u003ctd\u003e0.423\u003c\/td\u003e\n\u003ctd\u003e0.191\u003c\/td\u003e\n\u003ctd\u003e1.50\u003c\/td\u003e\n\u003ctd\u003e2.14\u003c\/td\u003e\n\u003ctd\u003e22 x 35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1000\u003c\/td\u003e\n\u003ctd\u003e381LR102M200J052\u003c\/td\u003e\n\u003ctd\u003e0.199\u003c\/td\u003e\n\u003ctd\u003e0.090\u003c\/td\u003e\n\u003ctd\u003e2.42\u003c\/td\u003e\n\u003ctd\u003e3.46\u003c\/td\u003e\n\u003ctd\u003e25 x 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c!-- Additional rows can be added as needed --\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRegulatory \u0026amp; Environmental Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRoHS Compliant\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003eRegulatory information available at \u003ca href=\"https:\/\/www.cde.com\/resources\/ROHS\/CDE-Regulatory-Declaration.pdf\" target=\"_blank\"\u003eRegulatory Declaration\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 \u003ca href=\"https:\/\/www.cde.com\/resources\/catalogs\/381LR.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. The datasheet provides comprehensive technical data, performance curves, and testing information.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T12:54:42+05:30","created_at":"2025-08-14T12:54:43+05:30","vendor":"Waldom Electonics","type":"","tags":["IMPORT_CSV","KNOWL-CORN-COR","WLDM"],"price":70127,"price_min":70127,"price_max":70127,"available":false,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50619093483837,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"381LR152M200A042","requires_shipping":true,"taxable":true,"featured_image":null,"available":false,"name":"381LR152M200A042","public_title":null,"options":["Default Title"],"price":70127,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"381LR152M200A042","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/10931090.jpg?v=1755156285"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10931090.jpg?v=1755156285","options":["Title"],"media":[{"alt":null,"id":45833050358077,"position":1,"preview_image":{"aspect_ratio":1.0,"height":420,"width":420,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10931090.jpg?v=1755156285"},"aspect_ratio":1.0,"height":420,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10931090.jpg?v=1755156285","width":420}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eKNOWLES \/ CORNELL DUBILIER Type 381LR 105°C Highest Ripple, Snap-In Aluminum Capacitors\u003c\/h3\u003e\n\n\u003cp\u003eExperience ultra-high ripple current capabilities with the KNOWLES \/ CORNELL DUBILIER Type 381LR series, designed for demanding electronic applications such as motor drives and UPS bus capacitors. These snap-in aluminum electrolytic capacitors feature advanced electrolyte technology that provides extremely low ESR values, enabling them to handle up to 25% more ripple current compared to standard 105°C snap-in capacitors.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-high ripple current handling for efficient power management\u003c\/li\u003e\n\u003cli\u003eSuitable for motor drive bus and UPS applications\u003c\/li\u003e\n\u003cli\u003eHigh temperature endurance up to 105°C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003cli\u003eSnap-in package type for easy installation\u003c\/li\u003e\n\u003cli\u003ePart Number: 381LR152M200A042\u003c\/li\u003e\n\u003cli\u003eManufacturer: KNOWLES \/ CORNELL DUBILIER\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003ePackage Type: BLK\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.cde.com\/resources\/catalogs\/381LR.pdf\" target=\"_blank\"\u003ehttps:\/\/www.cde.com\/resources\/catalogs\/381LR.pdf\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"4\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e–40 °C to +105 °C (≤ 315 Vdc), –25 °C to +105 °C (≥ 350 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage Range\u003c\/td\u003e\n\u003ctd\u003e200 Vdc to 450 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitance Range\u003c\/td\u003e\n\u003ctd\u003e56 µF to 2,200 µF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitance Tolerance\u003c\/td\u003e\n\u003ctd\u003e± 20%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeakage Current\u003c\/td\u003e\n\u003ctd\u003e≤ 3 √CV µA, maximum 4 mA at 5 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple Current Multipliers\u003c\/td\u003e\n\u003ctd\u003eAt 45°C: 2.35; 60°C: 2.20; 70°C: 2.00; 85°C: 1.70; 105°C: 1.00 (for 10, 50, 120 Hz, 500 kHz, 1 kHz, and higher frequencies)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance Ratio (Z\/Z –20°C)\u003c\/td\u003e\n\u003ctd\u003e≤ 3 (200–450 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEndurance Life Test\u003c\/td\u003e\n\u003ctd\u003e3000 hours at full load, 105°C, ±20% capacitance, ESR 200% of limit, DCL 100% of limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelf Life Test\u003c\/td\u003e\n\u003ctd\u003e1000 hours at 105°C, ±20% capacitance, ESR 200% of limit, DCL 100% of limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration\u003c\/td\u003e\n\u003ctd\u003e10 to 55 Hz, 0.06” displacement, 10 g max, 2 hours per plane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eUltra-High Ripple Performance\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"4\" cellspacing=\"0\"\u003e\n\u003ctr\u003e\n\u003cth\u003eCapacitance (µF)\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003e120 Hz ESR (Ω)\u003c\/th\u003e\n\u003cth\u003e20 kHz ESR (Ω)\u003c\/th\u003e\n\u003cth\u003eMax. Ripple Current @ +25°C (A)\u003c\/th\u003e\n\u003cth\u003eMax. Ripple Current @ +105°C (A)\u003c\/th\u003e\n\u003cth\u003eSize (D x L mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e330\u003c\/td\u003e\n\u003ctd\u003e381LR331M200H012\u003c\/td\u003e\n\u003ctd\u003e0.603\u003c\/td\u003e\n\u003ctd\u003e0.271\u003c\/td\u003e\n\u003ctd\u003e1.25\u003c\/td\u003e\n\u003ctd\u003e1.79\u003c\/td\u003e\n\u003ctd\u003e22 x 25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e470\u003c\/td\u003e\n\u003ctd\u003e381LR471M200H032\u003c\/td\u003e\n\u003ctd\u003e0.423\u003c\/td\u003e\n\u003ctd\u003e0.191\u003c\/td\u003e\n\u003ctd\u003e1.50\u003c\/td\u003e\n\u003ctd\u003e2.14\u003c\/td\u003e\n\u003ctd\u003e22 x 35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1000\u003c\/td\u003e\n\u003ctd\u003e381LR102M200J052\u003c\/td\u003e\n\u003ctd\u003e0.199\u003c\/td\u003e\n\u003ctd\u003e0.090\u003c\/td\u003e\n\u003ctd\u003e2.42\u003c\/td\u003e\n\u003ctd\u003e3.46\u003c\/td\u003e\n\u003ctd\u003e25 x 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c!-- Additional rows can be added as needed --\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRegulatory \u0026amp; Environmental Compliance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRoHS Compliant\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003eRegulatory information available at \u003ca href=\"https:\/\/www.cde.com\/resources\/ROHS\/CDE-Regulatory-Declaration.pdf\" target=\"_blank\"\u003eRegulatory Declaration\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 \u003ca href=\"https:\/\/www.cde.com\/resources\/catalogs\/381LR.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. The datasheet provides comprehensive technical data, performance curves, and testing information.\u003c\/p\u003e\u003cbr\u003e"}
