Manufactured by KNOWLES / CORNELL DUBILIER, this high-performance aluminum electrolytic capacitor is designed for demanding electronic applications. Featuring a polarized snap-in package, it offers higher capacitance per case size with reliable performance across a wide temperature range.
Product Type: Capacitors | Aluminum Electrolytic Capacitors - Snap In
Package Type: BLK
Country of Origin: MX
RoHS Compliant: Yes
ECCN: EAR99
UOM: EA
Key Features
High capacitance density with smaller case size — approximately 23% smaller and over 5 mm shorter than previous models
Temperature range from –40 °C to +105 °C
Rated voltage from 10 Vdc to 450 Vdc, with capacitance values from 100 µF to 100,000 µF
Designed for high ripple current applications, with ripple current multipliers based on temperature and frequency
Robust endurance life of 2000 hours at 105 °C and shelf life of 1000 hours at 105 °C
Impedance characteristics suitable for low-temperature operation
Electrical Specifications
Parameter
Value
Temperature Range
–40 °C to +105 °C (≤ 315 Vdc), –25 °C to +105 °C (≥ 350 Vdc)
Rated Voltage Range
10 Vdc to 450 Vdc
Capacitance Range
100 µF to 100,000 µF
Capacitance Tolerance
± 20%
Leakage Current
≤ 3 √CV µA, max 4 mA at 5 min
Endurance Life Test
2000 hours at full load, 105 °C, ±20% capacitance, ESR 200% of limit
Shelf Life Test
1000 hours at 105 °C, ±20% capacitance, ESR 200% of limit
Vibration
10 to 55 Hz, 0.06” displacement, 2 hours per plane
{"id":10024840528189,"title":"381LQ471M400K452","handle":"381lq471m400k452","description":"\u003ch3\u003eAluminum Electrolytic Capacitor - Polarized (Part Number: 381LQ471M400K452)\u003c\/h3\u003e\n\u003cp\u003eManufactured by KNOWLES \/ CORNELL DUBILIER, this high-performance aluminum electrolytic capacitor is designed for demanding electronic applications. Featuring a polarized snap-in package, it offers higher capacitance per case size with reliable performance across a wide temperature range.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Capacitors | Aluminum Electrolytic Capacitors - Snap In\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh capacitance density with smaller case size — approximately 23% smaller and over 5 mm shorter than previous models\u003c\/li\u003e\n\u003cli\u003eTemperature range from –40 °C to +105 °C\u003c\/li\u003e\n\u003cli\u003eRated voltage from 10 Vdc to 450 Vdc, with capacitance values from 100 µF to 100,000 µF\u003c\/li\u003e\n\u003cli\u003eDesigned for high ripple current applications, with ripple current multipliers based on temperature and frequency\u003c\/li\u003e\n\u003cli\u003eRobust endurance life of 2000 hours at 105 °C and shelf life of 1000 hours at 105 °C\u003c\/li\u003e\n\u003cli\u003eImpedance characteristics suitable for low-temperature operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\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\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\u003e10 Vdc to 450 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitance Range\u003c\/td\u003e\n\u003ctd\u003e100 µF to 100,000 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, max 4 mA at 5 min\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, ±20% capacitance, ESR 200% 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\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, 2 hours per plane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eRipple Current and Impedance\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003cth\u003eRipple Current Multiplier\u003c\/th\u003e\n\u003cth\u003eImpedance Ratio (Z\/Z @ –20°C)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10 - 100 WV\u003c\/td\u003e\n\u003ctd\u003e10 Hz, 50 Hz, 60 Hz, 120 Hz, 1 kHz, 10 kHz \u0026amp; Up\u003c\/td\u003e\n\u003ctd\u003eUp to 1.15\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\u003e160 - 450 WV\u003c\/td\u003e\n\u003ctd\u003eSame frequencies\u003c\/td\u003e\n\u003ctd\u003eUp to 1.40\u003c\/td\u003e\n\u003ctd\u003eSame impedance ratios as above\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, download the datasheet here: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cd\/381lq.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eAbout the product, please refer to the datasheet for more technical details and application guidelines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number 381LQ471M400K452 for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T12:53:39+05:30","created_at":"2025-08-14T12:53:39+05:30","vendor":"Waldom Electonics","type":"Capacitors","tags":["Aluminum","Capacitor","IMPORT_CSV","KNOWL-CORN-COR","Snap","WLDM"],"price":87728,"price_min":87728,"price_max":87728,"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":50619092468029,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"381LQ471M400K452","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"381LQ471M400K452","public_title":null,"options":["Default Title"],"price":87728,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"381LQ471M400K452","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/381LQ471M400K452_10930957_bdb3e62b.jpg?v=1755156222"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LQ471M400K452_10930957_bdb3e62b.jpg?v=1755156222","options":["Title"],"media":[{"alt":null,"id":45833035579709,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LQ471M400K452_10930957_bdb3e62b.jpg?v=1755156222"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/381LQ471M400K452_10930957_bdb3e62b.jpg?v=1755156222","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eAluminum Electrolytic Capacitor - Polarized (Part Number: 381LQ471M400K452)\u003c\/h3\u003e\n\u003cp\u003eManufactured by KNOWLES \/ CORNELL DUBILIER, this high-performance aluminum electrolytic capacitor is designed for demanding electronic applications. Featuring a polarized snap-in package, it offers higher capacitance per case size with reliable performance across a wide temperature range.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Capacitors | Aluminum Electrolytic Capacitors - Snap In\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUOM:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh capacitance density with smaller case size — approximately 23% smaller and over 5 mm shorter than previous models\u003c\/li\u003e\n\u003cli\u003eTemperature range from –40 °C to +105 °C\u003c\/li\u003e\n\u003cli\u003eRated voltage from 10 Vdc to 450 Vdc, with capacitance values from 100 µF to 100,000 µF\u003c\/li\u003e\n\u003cli\u003eDesigned for high ripple current applications, with ripple current multipliers based on temperature and frequency\u003c\/li\u003e\n\u003cli\u003eRobust endurance life of 2000 hours at 105 °C and shelf life of 1000 hours at 105 °C\u003c\/li\u003e\n\u003cli\u003eImpedance characteristics suitable for low-temperature operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\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\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\u003e10 Vdc to 450 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitance Range\u003c\/td\u003e\n\u003ctd\u003e100 µF to 100,000 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, max 4 mA at 5 min\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, ±20% capacitance, ESR 200% 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\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, 2 hours per plane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eRipple Current and Impedance\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003cth\u003eRipple Current Multiplier\u003c\/th\u003e\n\u003cth\u003eImpedance Ratio (Z\/Z @ –20°C)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10 - 100 WV\u003c\/td\u003e\n\u003ctd\u003e10 Hz, 50 Hz, 60 Hz, 120 Hz, 1 kHz, 10 kHz \u0026amp; Up\u003c\/td\u003e\n\u003ctd\u003eUp to 1.15\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\u003e160 - 450 WV\u003c\/td\u003e\n\u003ctd\u003eSame frequencies\u003c\/td\u003e\n\u003ctd\u003eUp to 1.40\u003c\/td\u003e\n\u003ctd\u003eSame impedance ratios as above\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications, download the datasheet here: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-cd\/381lq.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eAbout the product, please refer to the datasheet for more technical details and application guidelines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number 381LQ471M400K452 for more details.\u003c\/p\u003e\u003cbr\u003e"}
