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ALF40G391EH450

ALF40G391EH450

ALF40G391EH450

KEMET

ALF40 390μF Capacitor ±20% Bulk Through Hole, Press-Fit 1.575Dia 40.00mm -40°C~105°C Polar Radial, Can - Snap-In - 5 Lead

SOT-23

ALF40G391EH450 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 22 Weeks
Mounting Type Through Hole, Press-Fit
Package / Case Radial, Can - Snap-In - 5 Lead
Operating Temperature-40°C~105°C
PackagingBulk
Series ALF40
Size / Dimension 1.575Dia 40.00mm
Tolerance ±20%
Part StatusActive
Applications General Purpose
Voltage - Rated 450V
Capacitance 390μF
ESR (Equivalent Series Resistance) 249mOhm @ 100Hz
Lead Spacing0.984 25.00mm
Lifetime @ Temp 9000 Hrs @ 105°C
Polarization Polar
Impedance174mOhm
Ripple Current @ Low Frequency 3.5A @ 100Hz
Ripple Current @ High Frequency 8.04A @ 10kHz
Height Seated (Max) 2.441 62.00mm
RoHS StatusROHS3 Compliant
In-Stock:867 items

Pricing & Ordering

QuantityUnit PriceExt. Price
216$8.11394$1752.61104

ALF40G391EH450 Product Details

ALF40G391EH450 Overview


A full charge has a ripple current of 8.04A @ 10kHz volts.In order to fully utilize 249mOhm @ 100Hz, ESR (Equivalent Series Resistance) needs to be provided.In the lowest charge, the ripple current is 3.5A @ 100Hz.Sitting height should not exceed 2.441 62.00mm (Max).Maintaining -40°C~105°C as the operating temperature will maximize efficiency.

ALF40G391EH450 Features


the ripple current is 8.04A @ 10kHz.
the ripple current is 3.5A @ 100Hz.
an operating temperature of -40°C~105°C


ALF40G391EH450 Applications


There are a lot of KEMET
ALF40G391EH450 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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