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381LR391M400K452

381LR391M400K452

381LR391M400K452

Cornell Dubilier Electronics (CDE)

381LR 390μF Capacitor ±20% Bulk Through Hole 1.85A 1.181Dia 30.00mm -25°C~105°C Polar 10.0076mm Radial, Can - Snap-In

SOT-23

381LR391M400K452 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 21 Weeks
Mount Through Hole
Mounting Type Through Hole
Package / Case Radial, Can - Snap-In
Dielectric MaterialALUMINUM (WET)
Weight 47.999995g
Operating Temperature-25°C~105°C
PackagingBulk
Series 381LR
Published 2005
Size / Dimension 1.181Dia 30.00mm
Tolerance ±20%
JESD-609 Code e3
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
Terminal Pitch10mm
Lead Pitch 10.0076mm
Capacitor Type ALUMINUM ELECTROLYTIC CAPACITOR
ESR (Equivalent Series Resistance) 340mOhm @ 120Hz
Lead Spacing0.394 10.00mm
Lifetime @ Temp 3000 Hrs @ 105°C
Leakage Current 1.18491mA
Ripple Current1.85A
Polarization Polar
Life (Hours) 3000 hours
Ripple Current @ Low Frequency 1.85A @ 120Hz
Ripple Current @ High Frequency 2.64A @ 20kHz
Diameter 30mm
Height Seated (Max) 1.850 47.00mm
Length 45mm
RoHS StatusROHS3 Compliant
In-Stock:1107 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$8.17000$8.17
10$7.26000$72.6
100$5.80800$580.8
500$4.99126$2495.63

381LR391M400K452 Product Details

381LR391M400K452 Overview


At full charge, the ripple current is 2.64A @ 20kHz.It is necessary to provide the ESR (Equivalent Series Resistance) of 340mOhm @ 120Hz so that it can fully perform its functions.The ripple current is 1.85A @ 120Hz at the lowest charge.It is recommended to keep the height seated (Max) below 1.850 47.00mm.The capacitor operates at a voltage of 400V - Rated DC.For high efficiency, the operating temperature should be -25°C~105°C.

381LR391M400K452 Features


the ripple current is 2.64A @ 20kHz.
the ripple current is 1.85A @ 120Hz.
voltage - Rated DC of 400V
an operating temperature of -25°C~105°C


381LR391M400K452 Applications


There are a lot of Cornell Dubilier Electronics (CDE)
381LR391M400K452 applications of aluminum electrolytic capacitors.


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

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