Part Number: 381LX181M400J022
Manufacturer: KNOWLES / CORNELL DUBILIER
Country of Origin: CN
Unit of Measure: EA
ECCN: EAR99
Package Type: BLK
RoHS Compliant: RoHS Compliance Details
This high-performance aluminum electrolytic capacitor is designed for demanding power supply and motor drive applications, offering high ripple current capability and long operational life. It features polarized construction with snap-in mounting, available in 2, 4, and 5 pin configurations, ensuring stable and reliable performance in various electronic circuits.
Key Features
High ripple current capacity suitable for switching power supplies and motor drives
Extended operational life—up to 4 times longer than Type 380L/LX series
Available in multiple pin configurations (2, 4, and 5 pins) for versatile mounting options
Temperature range: –40°C to +105°C
Rated voltage: 10 Vdc to 450 Vdc
Capacitance range: 33 µF to 150,000 µF
Leakage current: ≤3 √CV µA, maximum 4 mA at 5 minutes
RoHS compliant for environmentally safe applications
Performance Highlights
Temperature (°C)
381L / 383L (Capacitance)
45°C
2.70
60°C
2.60
70°C
2.50
85°C
2.10
105°C
1.00
Electrical Specifications
Parameter
Value
Temperature Range
–40°C to +105°C (≤250 Vdc), –25°C to +105°C (≥315 Vdc)
Rated Voltage Range
10 Vdc to 450 Vdc
Capacitance Tolerance
±20%
Leakage Current
≤3 √CV µA, max 4 mA at 5 min
Ripple Current Multipliers (at various temperatures)
Temperature (°C)
Ripple Current Multiplier
45°C
2.70 (381L/383L), 2.35 (LX series)
60°C
2.60 / 2.20
70°C
2.50 / 2.00
85°C
2.10 / 1.70
105°C
1.00 (standardized reference)
Additional Specifications
Endurance Life Test: 3000 hours at full load and 105°C with capacitance variation ±20%, ESR and DCL within limits
Shelf Life Test: 1000 hours at 105°C with similar parameters
Vibration Resistance: 10 to 55 Hz, 0.06” amplitude, 2 hours per axis
RoHS compliant
Dimensions & Packaging
Available in a variety of case sizes with detailed dimensions in the datasheet. The package type is black (BLK), with snap-in mounting options for easy installation.
Datasheet
For detailed specifications and performance curves, please refer to the product datasheet.
If additional technical details are required, please search the internet for the part number 381LX181M400J022 for comprehensive datasheets and specifications.
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{"id":10023060865341,"title":"381LX181M400J022","handle":"381lx181m400j022","description":"\u003ch3\u003eAluminum Electrolytic Capacitor - Polarized\u003c\/h3\u003e\n\u003cp\u003ePart Number: 381LX181M400J022\u003cbr\u003e\nManufacturer: KNOWLES \/ CORNELL DUBILIER\u003cbr\u003e\nCountry of Origin: CN\u003cbr\u003e\nUnit of Measure: EA\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nPackage Type: BLK\u003cbr\u003e\nRoHS Compliant: \u003ca href=\"http:\/\/www.cde.com\/resources\/downloads\/380-381-382-and-383-Series-RoHS-China-RoHS-CM-CofC.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eRoHS Compliance Details\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis high-performance aluminum electrolytic capacitor is designed for demanding power supply and motor drive applications, offering high ripple current capability and long operational life. It features polarized construction with snap-in mounting, available in 2, 4, and 5 pin configurations, ensuring stable and reliable performance in various electronic circuits.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh ripple current capacity suitable for switching power supplies and motor drives\u003c\/li\u003e\n \u003cli\u003eExtended operational life—up to 4 times longer than Type 380L\/LX series\u003c\/li\u003e\n \u003cli\u003eAvailable in multiple pin configurations (2, 4, and 5 pins) for versatile mounting options\u003c\/li\u003e\n \u003cli\u003eTemperature range: –40°C to +105°C\u003c\/li\u003e\n \u003cli\u003eRated voltage: 10 Vdc to 450 Vdc\u003c\/li\u003e\n \u003cli\u003eCapacitance range: 33 µF to 150,000 µF\u003c\/li\u003e\n \u003cli\u003eLeakage current: ≤3 √CV µA, maximum 4 mA at 5 minutes\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally safe applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerformance Highlights\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eTemperature (°C)\u003c\/th\u003e\n \u003cth\u003e381L \/ 383L (Capacitance)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e45°C\u003c\/td\u003e\n \u003ctd\u003e2.70\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e60°C\u003c\/td\u003e\n \u003ctd\u003e2.60\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e70°C\u003c\/td\u003e\n \u003ctd\u003e2.50\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e85°C\u003c\/td\u003e\n \u003ctd\u003e2.10\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e105°C\u003c\/td\u003e\n \u003ctd\u003e1.00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Range\u003c\/td\u003e\n \u003ctd\u003e–40°C to +105°C (≤250 Vdc), –25°C to +105°C (≥315 Vdc)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRated Voltage Range\u003c\/td\u003e\n \u003ctd\u003e10 Vdc to 450 Vdc\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, max 4 mA at 5 min\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRipple Current Multipliers (at various temperatures)\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eTemperature (°C)\u003c\/th\u003e\n \u003cth\u003eRipple Current Multiplier\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e45°C\u003c\/td\u003e\n \u003ctd\u003e2.70 (381L\/383L), 2.35 (LX series)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e60°C\u003c\/td\u003e\n \u003ctd\u003e2.60 \/ 2.20\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e70°C\u003c\/td\u003e\n \u003ctd\u003e2.50 \/ 2.00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e85°C\u003c\/td\u003e\n \u003ctd\u003e2.10 \/ 1.70\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e105°C\u003c\/td\u003e\n \u003ctd\u003e1.00 (standardized reference)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eEndurance Life Test: 3000 hours at full load and 105°C with capacitance variation ±20%, ESR and DCL within limits\u003c\/li\u003e\n \u003cli\u003eShelf Life Test: 1000 hours at 105°C with similar parameters\u003c\/li\u003e\n \u003cli\u003eVibration Resistance: 10 to 55 Hz, 0.06” amplitude, 2 hours per axis\u003c\/li\u003e\n \u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Packaging\u003c\/h3\u003e\n\u003cp\u003eAvailable in a variety of case sizes with detailed dimensions in the datasheet. The package type is black (BLK), with snap-in mounting options for easy installation.\u003c\/p\u003e\n\n\u003ch3\u003eDatasheet\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and performance curves, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cd\/381lx.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eproduct datasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eNote: This product is RoHS compliant. For more details, visit \u003ca href=\"http:\/\/www.cde.com\/resources\/downloads\/380-381-382-and-383-Series-RoHS-China-RoHS-CM-CofC.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eRoHS compliance information\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eIf additional technical details are required, please search the internet for the part number 381LX181M400J022 for comprehensive datasheets and specifications.\u003c\/p\u003e","published_at":"2025-08-13T18:03:22+05:30","created_at":"2025-08-13T18:03:22+05:30","vendor":"Waldom Electonics","type":"Capacitors","tags":["Aluminum","Capacitor","IMPORT_CSV","KNOWL-CORN-COR","Snap","WLDM"],"price":47121,"price_min":47121,"price_max":47121,"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":50615752163645,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"381LX181M400J022","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"381LX181M400J022","public_title":null,"options":["Default Title"],"price":47121,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"381LX181M400J022","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/381LX181M400J022_47802671_fcd626dc.jpg?v=1755088406"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LX181M400J022_47802671_fcd626dc.jpg?v=1755088406","options":["Title"],"media":[{"alt":null,"id":45819286454589,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LX181M400J022_47802671_fcd626dc.jpg?v=1755088406"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LX181M400J022_47802671_fcd626dc.jpg?v=1755088406","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eAluminum Electrolytic Capacitor - Polarized\u003c\/h3\u003e\n\u003cp\u003ePart Number: 381LX181M400J022\u003cbr\u003e\nManufacturer: KNOWLES \/ CORNELL DUBILIER\u003cbr\u003e\nCountry of Origin: CN\u003cbr\u003e\nUnit of Measure: EA\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nPackage Type: BLK\u003cbr\u003e\nRoHS Compliant: \u003ca href=\"http:\/\/www.cde.com\/resources\/downloads\/380-381-382-and-383-Series-RoHS-China-RoHS-CM-CofC.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eRoHS Compliance Details\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis high-performance aluminum electrolytic capacitor is designed for demanding power supply and motor drive applications, offering high ripple current capability and long operational life. It features polarized construction with snap-in mounting, available in 2, 4, and 5 pin configurations, ensuring stable and reliable performance in various electronic circuits.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh ripple current capacity suitable for switching power supplies and motor drives\u003c\/li\u003e\n \u003cli\u003eExtended operational life—up to 4 times longer than Type 380L\/LX series\u003c\/li\u003e\n \u003cli\u003eAvailable in multiple pin configurations (2, 4, and 5 pins) for versatile mounting options\u003c\/li\u003e\n \u003cli\u003eTemperature range: –40°C to +105°C\u003c\/li\u003e\n \u003cli\u003eRated voltage: 10 Vdc to 450 Vdc\u003c\/li\u003e\n \u003cli\u003eCapacitance range: 33 µF to 150,000 µF\u003c\/li\u003e\n \u003cli\u003eLeakage current: ≤3 √CV µA, maximum 4 mA at 5 minutes\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally safe applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerformance Highlights\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eTemperature (°C)\u003c\/th\u003e\n \u003cth\u003e381L \/ 383L (Capacitance)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e45°C\u003c\/td\u003e\n \u003ctd\u003e2.70\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e60°C\u003c\/td\u003e\n \u003ctd\u003e2.60\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e70°C\u003c\/td\u003e\n \u003ctd\u003e2.50\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e85°C\u003c\/td\u003e\n \u003ctd\u003e2.10\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e105°C\u003c\/td\u003e\n \u003ctd\u003e1.00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003eTemperature Range\u003c\/td\u003e\n \u003ctd\u003e–40°C to +105°C (≤250 Vdc), –25°C to +105°C (≥315 Vdc)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRated Voltage Range\u003c\/td\u003e\n \u003ctd\u003e10 Vdc to 450 Vdc\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, max 4 mA at 5 min\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRipple Current Multipliers (at various temperatures)\u003c\/h3\u003e\n\u003ctable\u003e\n \u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eTemperature (°C)\u003c\/th\u003e\n \u003cth\u003eRipple Current Multiplier\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003c\/thead\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e45°C\u003c\/td\u003e\n \u003ctd\u003e2.70 (381L\/383L), 2.35 (LX series)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e60°C\u003c\/td\u003e\n \u003ctd\u003e2.60 \/ 2.20\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e70°C\u003c\/td\u003e\n \u003ctd\u003e2.50 \/ 2.00\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e85°C\u003c\/td\u003e\n \u003ctd\u003e2.10 \/ 1.70\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e105°C\u003c\/td\u003e\n \u003ctd\u003e1.00 (standardized reference)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eEndurance Life Test: 3000 hours at full load and 105°C with capacitance variation ±20%, ESR and DCL within limits\u003c\/li\u003e\n \u003cli\u003eShelf Life Test: 1000 hours at 105°C with similar parameters\u003c\/li\u003e\n \u003cli\u003eVibration Resistance: 10 to 55 Hz, 0.06” amplitude, 2 hours per axis\u003c\/li\u003e\n \u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Packaging\u003c\/h3\u003e\n\u003cp\u003eAvailable in a variety of case sizes with detailed dimensions in the datasheet. The package type is black (BLK), with snap-in mounting options for easy installation.\u003c\/p\u003e\n\n\u003ch3\u003eDatasheet\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and performance curves, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cd\/381lx.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eproduct datasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eNote: This product is RoHS compliant. For more details, visit \u003ca href=\"http:\/\/www.cde.com\/resources\/downloads\/380-381-382-and-383-Series-RoHS-China-RoHS-CM-CofC.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eRoHS compliance information\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eIf additional technical details are required, please search the internet for the part number 381LX181M400J022 for comprehensive datasheets and specifications.\u003c\/p\u003e"}
