Part Number: 381LQ331M400K032
Manufacturer: KNOWLES / CORNELL DUBILIER
Country of Origin: MX
Unit of Measure: EA
ECCN: EAR99
Package Type: TRAY
This high-performance aluminum electrolytic capacitor is designed for applications requiring reliable, high-capacitance, and high ripple current handling. Its polarized construction ensures optimal performance in power supply filtering, energy storage, and decoupling circuits.
Product Features
Higher capacitance per case size compared to previous models, enabling compact design solutions
Temperature Range: –40 °C to +105 °C for voltages up to 315 Vdc, and –25 °C to +105 °C for voltages ≥ 350 Vdc
Rated Voltage Range: 10 Vdc to 450 Vdc
Capacitance Range: 100 µF to 100,000 µF with ±20% tolerance
Designed for high ripple current applications with specific ripple current multipliers based on temperature and frequency
Robust endurance life of 2000 hours at full load and 105 °C
Ambient temperature and frequency dependent, see datasheet for detailed values
Vibration
10 to 55 Hz, 0.06” displacement, 10 g max, 2 hours per plane
Endurance Life Test
2000 hours at full load, 105 °C, with capacitance within ±20%
Shelf Life Test
1000 hours at 105 °C, with capacitance within ±20%
Dimensions & Packaging
Available in various sizes with snap-in package type, typically in tray packaging for easy handling and assembly. Refer to datasheet for detailed outline drawings and dimensions.
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{"id":10024840233277,"title":"381LQ331M400K032","handle":"381lq331m400k032","description":"\u003ch3\u003eAluminum Electrolytic Capacitor - Polarized\u003c\/h3\u003e\n\u003cp\u003ePart Number: 381LQ331M400K032\u003cbr\u003e\nManufacturer: KNOWLES \/ CORNELL DUBILIER\u003cbr\u003e\nCountry of Origin: MX\u003cbr\u003e\nUnit of Measure: EA\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nPackage Type: TRAY\u003c\/p\u003e\n\u003cp\u003eThis high-performance aluminum electrolytic capacitor is designed for applications requiring reliable, high-capacitance, and high ripple current handling. Its polarized construction ensures optimal performance in power supply filtering, energy storage, and decoupling circuits.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigher capacitance per case size compared to previous models, enabling compact design solutions\u003c\/li\u003e\n\u003cli\u003eTemperature Range: –40 °C to +105 °C for voltages up to 315 Vdc, and –25 °C to +105 °C for voltages ≥ 350 Vdc\u003c\/li\u003e\n\u003cli\u003eRated Voltage Range: 10 Vdc to 450 Vdc\u003c\/li\u003e\n\u003cli\u003eCapacitance Range: 100 µF to 100,000 µF with ±20% tolerance\u003c\/li\u003e\n\u003cli\u003eDesigned for high ripple current applications with specific ripple current multipliers based on temperature and frequency\u003c\/li\u003e\n\u003cli\u003eRobust endurance life of 2000 hours at full load and 105 °C\u003c\/li\u003e\n\u003cli\u003eLong shelf life of 1000 hours at 105 °C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\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\u003eLeakage Current\u003c\/td\u003e\n\u003ctd\u003e≤3 √CV µA, max 4 mA for 5 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance Ratio (Z\/Z –20°C +25°C)\u003c\/td\u003e\n\u003ctd\u003e≤ 10 (10 Vdc), ≤ 8 (16–50 Vdc), ≤ 4 (63–100 Vdc), ≤ 3 (150–450 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple Current Multipliers\u003c\/td\u003e\n\u003ctd\u003eAmbient temperature and frequency dependent, see datasheet for detailed values\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\u003ctr\u003e\n\u003ctd\u003eEndurance Life Test\u003c\/td\u003e\n\u003ctd\u003e2000 hours at full load, 105 °C, with capacitance within ±20%\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, with capacitance within ±20%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions \u0026amp; Packaging\u003c\/h3\u003e\n\u003cp\u003eAvailable in various sizes with snap-in package type, typically in tray packaging for easy handling and assembly. Refer to datasheet for detailed outline drawings and dimensions.\u003c\/p\u003e\n\u003ch3\u003eRegulatory \u0026amp; Compliance\u003c\/h3\u003e\n\u003cp\u003eRoHS Compliant. For regulatory information, visit \u003ca href=\"https:\/\/www.cde.com\/resources\/ROHS\/CDE-Regulatory-Declaration.pdf\" target=\"_blank\"\u003eRegulatory Declaration\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDatasheet \u0026amp; Additional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and application guidelines, view the datasheet here: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cd\/cd-381lq331m400k032.pdf\" target=\"_blank\"\u003eDatasheet PDF\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: This product description is based solely on provided data. For more details, please search the internet using the part number 381LQ331M400K032.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T12:53:09+05:30","created_at":"2025-08-14T12:53:09+05:30","vendor":"Waldom Electonics","type":"Capacitors","tags":["Aluminum","Capacitor","IMPORT_CSV","KNOWL-CORN-COR","Snap","WLDM"],"price":86897,"price_min":86897,"price_max":86897,"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":50619092140349,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"381LQ331M400K032","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"381LQ331M400K032","public_title":null,"options":["Default Title"],"price":86897,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"381LQ331M400K032","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/381LQ331M400K032_10930897_acac1567.jpg?v=1755156192"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LQ331M400K032_10930897_acac1567.jpg?v=1755156192","options":["Title"],"media":[{"alt":null,"id":45833027354941,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LQ331M400K032_10930897_acac1567.jpg?v=1755156192"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LQ331M400K032_10930897_acac1567.jpg?v=1755156192","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eAluminum Electrolytic Capacitor - Polarized\u003c\/h3\u003e\n\u003cp\u003ePart Number: 381LQ331M400K032\u003cbr\u003e\nManufacturer: KNOWLES \/ CORNELL DUBILIER\u003cbr\u003e\nCountry of Origin: MX\u003cbr\u003e\nUnit of Measure: EA\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nPackage Type: TRAY\u003c\/p\u003e\n\u003cp\u003eThis high-performance aluminum electrolytic capacitor is designed for applications requiring reliable, high-capacitance, and high ripple current handling. Its polarized construction ensures optimal performance in power supply filtering, energy storage, and decoupling circuits.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigher capacitance per case size compared to previous models, enabling compact design solutions\u003c\/li\u003e\n\u003cli\u003eTemperature Range: –40 °C to +105 °C for voltages up to 315 Vdc, and –25 °C to +105 °C for voltages ≥ 350 Vdc\u003c\/li\u003e\n\u003cli\u003eRated Voltage Range: 10 Vdc to 450 Vdc\u003c\/li\u003e\n\u003cli\u003eCapacitance Range: 100 µF to 100,000 µF with ±20% tolerance\u003c\/li\u003e\n\u003cli\u003eDesigned for high ripple current applications with specific ripple current multipliers based on temperature and frequency\u003c\/li\u003e\n\u003cli\u003eRobust endurance life of 2000 hours at full load and 105 °C\u003c\/li\u003e\n\u003cli\u003eLong shelf life of 1000 hours at 105 °C\u003c\/li\u003e\n\u003cli\u003eRoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\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\u003eLeakage Current\u003c\/td\u003e\n\u003ctd\u003e≤3 √CV µA, max 4 mA for 5 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance Ratio (Z\/Z –20°C +25°C)\u003c\/td\u003e\n\u003ctd\u003e≤ 10 (10 Vdc), ≤ 8 (16–50 Vdc), ≤ 4 (63–100 Vdc), ≤ 3 (150–450 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple Current Multipliers\u003c\/td\u003e\n\u003ctd\u003eAmbient temperature and frequency dependent, see datasheet for detailed values\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\u003ctr\u003e\n\u003ctd\u003eEndurance Life Test\u003c\/td\u003e\n\u003ctd\u003e2000 hours at full load, 105 °C, with capacitance within ±20%\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, with capacitance within ±20%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions \u0026amp; Packaging\u003c\/h3\u003e\n\u003cp\u003eAvailable in various sizes with snap-in package type, typically in tray packaging for easy handling and assembly. Refer to datasheet for detailed outline drawings and dimensions.\u003c\/p\u003e\n\u003ch3\u003eRegulatory \u0026amp; Compliance\u003c\/h3\u003e\n\u003cp\u003eRoHS Compliant. For regulatory information, visit \u003ca href=\"https:\/\/www.cde.com\/resources\/ROHS\/CDE-Regulatory-Declaration.pdf\" target=\"_blank\"\u003eRegulatory Declaration\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDatasheet \u0026amp; Additional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and application guidelines, view the datasheet here: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cd\/cd-381lq331m400k032.pdf\" target=\"_blank\"\u003eDatasheet PDF\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: This product description is based solely on provided data. For more details, please search the internet using the part number 381LQ331M400K032.\u003c\/p\u003e\u003cbr\u003e"}
