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381LQ391M400K042

381LQ391M400K042

381LQ391M400K042

Cornell Dubilier Electronics (CDE)

381LQ 390μF Capacitor ±20% Bulk Through Hole 1.55A 1.181Dia 30.00mm -25°C~105°C Polar 10mm Radial, Can - Snap-In

SOT-23

381LQ391M400K042 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 21 Weeks
Mount PCB, Through Hole
Mounting Type Through Hole
Package / Case Radial, Can - Snap-In
Number of Pins 2
Dielectric MaterialAluminium
Weight 43.999991g
Operating Temperature-25°C~105°C
PackagingBulk
Published 2002
Series 381LQ
Size / Dimension 1.181Dia 30.00mm
Tolerance ±20%
JESD-609 Code e3
Feature General Purpose
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 2
Termination Snap in
ECCN Code EAR99
Terminal Finish Tin (Sn)
Applications General Purpose
Capacitance 390μF
Voltage - Rated DC 400V
Lead Pitch 10mm
Capacitor Type ALUMINUM ELECTROLYTIC CAPACITOR
Lead Length 6.3mm
ESR (Equivalent Series Resistance) 468mOhm @ 120Hz
Lead Spacing0.394 10.00mm
Lead Diameter 1.5 mm
Voltage 400V
Lifetime @ Temp 2000 Hrs @ 105°C
Leakage Current 1.18491mA
Ripple Current1.55A
Test Frequency120Hz
Polarization Polar
Life (Hours) 2000 hours
Ripple Current @ Low Frequency 1.55A @ 120Hz
Ripple Current @ High Frequency 2.17A @ 20kHz
Diameter 30mm
Height 40mm
Height Seated (Max) 1.654 42.00mm
REACH SVHC No SVHC
RoHS StatusROHS3 Compliant
In-Stock:1268 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$7.72000$7.72
10$6.86000$68.6
100$5.48800$548.8
500$4.71626$2358.13

381LQ391M400K042 Product Details

381LQ391M400K042 Overview


Ripple current at full charge is 2.17A @ 20kHz.In order for 468mOhm @ 120Hz to perform its full function, the ESR (Equivalent Series Resistance) needs to be provided.It is 1.55A @ 120Hz at the lowest charge for ripple current.Seating height (Max) should be kept below 1.654 42.00mm.Voltage - Rated DC of 400V is required to operate this capacitor.The maximum efficiency can be achieved by maintaining -25°C~105°C as the operating temperature.

381LQ391M400K042 Features


the ripple current is 2.17A @ 20kHz.
the ripple current is 1.55A @ 120Hz.
voltage - Rated DC of 400V
an operating temperature of -25°C~105°C

381LQ391M400K042 Applications


There are a lot of Cornell Dubilier Electronics (CDE) 381LQ391M400K042 applications of aluminum electrolytic capacitors.

  • Telecommunication
  • Uninterruptible power supplies
  • Industrial systems
  • Frequency converters
  • Smoothing and filtering applications
  • Energy storage in pulse systems
  • Standard and switched mode power supplies
  • Power supplies
  • Computer
  • Computer motherboards

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