Ambient Temperature 45°C to 105°C, varies with temperature and frequency (see datasheet for detailed values)
Impedance Ratio at –20°C
Z/Z –20°C ≤ 10 (10 V DC), ≤ 8 (16–50 V DC), ≤ 4 (63–100 V DC), ≤ 3 (150–450 V DC)
Endurance Life Test
2000 hours at full load at 105°C, Capacitance ±20%, ESR 200% of limit, DCL 100% of limit
Shelf Life Test
1000 hours at 105°C, Capacitance ±20%, ESR 200% of limit, DCL 100% of limit
Vibration
10 to 55 Hz, 0.06” and 10 g max, 2 hours each plane
Additional Details
Package Type: Black (BLK)
RoHS compliant for environmentally responsible design
Note
For more detailed specifications and application information, please refer to the datasheet linked above. If additional details are required, search the internet for the part number 381LQ271M450K042.
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{"id":10024840134973,"title":"381LQ271M450K042","handle":"381lq271m450k042","description":"\u003ch3\u003eKNOWLES \/ CORNELL DUBILIER CAP ALUM 270UF 20% 450V SNAP TH\u003c\/h3\u003e\n\u003cp\u003ePart Number: 381LQ271M450K042\u003c\/p\u003e\n\u003cp\u003eManufacturer: KNOWLES \/ CORNELL DUBILIER\u003c\/p\u003e\n\u003cp\u003eCountry of Origin: COO: Not specified\u003c\/p\u003e\n\u003cp\u003eUnit of Measure: EA (Each)\u003c\/p\u003e\n\u003cp\u003eECCN: EAR99\u003c\/p\u003e\n\u003cp\u003ePackage Type: BLK\u003c\/p\u003e\n\u003cp\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cd\/cd-381lq271m450k042.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh-capacitance aluminum electrolytic capacitor designed for high ripple applications\u003c\/li\u003e\n \u003cli\u003eSnap-in mounting style for secure installation\u003c\/li\u003e\n \u003cli\u003eCapacitance: 270µF with ±20% tolerance\u003c\/li\u003e\n \u003cli\u003eRated Voltage: 450V DC\u003c\/li\u003e\n \u003cli\u003eTemperature Range: –40°C to +105°C\u003c\/li\u003e\n \u003cli\u003eRoHS compliant, ensuring environmentally friendly manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance Range\u003c\/th\u003e\n \u003ctd\u003e100 µF to 100,000 µF\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eLeakage Current\u003c\/th\u003e\n \u003ctd\u003e≤ 3 √CV µA, 4 mA max, 5 minutes\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eTemperature Range\u003c\/th\u003e\n \u003ctd\u003e–40°C to +105°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRated Voltage Range\u003c\/th\u003e\n \u003ctd\u003e10 V DC to 450 V DC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance Tolerance\u003c\/th\u003e\n \u003ctd\u003e± 20%\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRipple Current Multiplier\u003c\/th\u003e\n \u003ctd\u003eAmbient Temperature 45°C to 105°C, varies with temperature and frequency (see datasheet for detailed values)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eImpedance Ratio at –20°C\u003c\/th\u003e\n \u003ctd\u003eZ\/Z –20°C ≤ 10 (10 V DC), ≤ 8 (16–50 V DC), ≤ 4 (63–100 V DC), ≤ 3 (150–450 V DC)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eEndurance Life Test\u003c\/th\u003e\n \u003ctd\u003e2000 hours at full load at 105°C, Capacitance ±20%, ESR 200% of limit, DCL 100% of limit\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShelf Life Test\u003c\/th\u003e\n \u003ctd\u003e1000 hours at 105°C, Capacitance ±20%, ESR 200% of limit, DCL 100% of limit\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eVibration\u003c\/th\u003e\n \u003ctd\u003e10 to 55 Hz, 0.06” and 10 g max, 2 hours each plane\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Type: Black (BLK)\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eFor more detailed specifications and application information, please refer to the datasheet linked above. If additional details are required, search the internet for the part number 381LQ271M450K042.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T12:53:02+05:30","created_at":"2025-08-14T12:53:02+05:30","vendor":"Waldom Electonics","type":"","tags":["450V","CAP","IMPORT_CSV","KNOWL-CORN-COR","WLDM"],"price":107547,"price_min":107547,"price_max":107547,"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":50619092009277,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"381LQ271M450K042","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"381LQ271M450K042","public_title":null,"options":["Default Title"],"price":107547,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"381LQ271M450K042","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/10930865.jpg?v=1755156185"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10930865.jpg?v=1755156185","options":["Title"],"media":[{"alt":null,"id":45833025257789,"position":1,"preview_image":{"aspect_ratio":1.0,"height":420,"width":420,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10930865.jpg?v=1755156185"},"aspect_ratio":1.0,"height":420,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10930865.jpg?v=1755156185","width":420}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eKNOWLES \/ CORNELL DUBILIER CAP ALUM 270UF 20% 450V SNAP TH\u003c\/h3\u003e\n\u003cp\u003ePart Number: 381LQ271M450K042\u003c\/p\u003e\n\u003cp\u003eManufacturer: KNOWLES \/ CORNELL DUBILIER\u003c\/p\u003e\n\u003cp\u003eCountry of Origin: COO: Not specified\u003c\/p\u003e\n\u003cp\u003eUnit of Measure: EA (Each)\u003c\/p\u003e\n\u003cp\u003eECCN: EAR99\u003c\/p\u003e\n\u003cp\u003ePackage Type: BLK\u003c\/p\u003e\n\u003cp\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cd\/cd-381lq271m450k042.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHigh-capacitance aluminum electrolytic capacitor designed for high ripple applications\u003c\/li\u003e\n \u003cli\u003eSnap-in mounting style for secure installation\u003c\/li\u003e\n \u003cli\u003eCapacitance: 270µF with ±20% tolerance\u003c\/li\u003e\n \u003cli\u003eRated Voltage: 450V DC\u003c\/li\u003e\n \u003cli\u003eTemperature Range: –40°C to +105°C\u003c\/li\u003e\n \u003cli\u003eRoHS compliant, ensuring environmentally friendly manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance Range\u003c\/th\u003e\n \u003ctd\u003e100 µF to 100,000 µF\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eLeakage Current\u003c\/th\u003e\n \u003ctd\u003e≤ 3 √CV µA, 4 mA max, 5 minutes\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eTemperature Range\u003c\/th\u003e\n \u003ctd\u003e–40°C to +105°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRated Voltage Range\u003c\/th\u003e\n \u003ctd\u003e10 V DC to 450 V DC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCapacitance Tolerance\u003c\/th\u003e\n \u003ctd\u003e± 20%\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRipple Current Multiplier\u003c\/th\u003e\n \u003ctd\u003eAmbient Temperature 45°C to 105°C, varies with temperature and frequency (see datasheet for detailed values)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eImpedance Ratio at –20°C\u003c\/th\u003e\n \u003ctd\u003eZ\/Z –20°C ≤ 10 (10 V DC), ≤ 8 (16–50 V DC), ≤ 4 (63–100 V DC), ≤ 3 (150–450 V DC)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eEndurance Life Test\u003c\/th\u003e\n \u003ctd\u003e2000 hours at full load at 105°C, Capacitance ±20%, ESR 200% of limit, DCL 100% of limit\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShelf Life Test\u003c\/th\u003e\n \u003ctd\u003e1000 hours at 105°C, Capacitance ±20%, ESR 200% of limit, DCL 100% of limit\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eVibration\u003c\/th\u003e\n \u003ctd\u003e10 to 55 Hz, 0.06” and 10 g max, 2 hours each plane\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePackage Type: Black (BLK)\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eFor more detailed specifications and application information, please refer to the datasheet linked above. If additional details are required, search the internet for the part number 381LQ271M450K042.\u003c\/p\u003e\u003cbr\u003e"}
