ALF20C331DF450 vs ALF20C391DF450

Product Attributes

Part Number ALF20C331DF450 ALF20C391DF450
Manufacturer KEMET KEMET
Category Aluminum Electrolytic Capacitors Aluminum Electrolytic Capacitors
ALF20C331DF450 ALF20C391DF450
Product Status Active Active
Capacitance 330 µF 390 µF
Tolerance ±20% ±20%
Voltage - Rated 450 V 450 V
ESR (Equivalent Series Resistance) 373mOhm @ 100Hz 240mOhm @ 100Hz
Lifetime @ Temp. 15000 Hrs @ 85°C 15000 Hrs @ 85°C
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Polarization Polar Polar
Ratings - -
Applications General Purpose General Purpose
Ripple Current @ Low Frequency 2.41 A @ 100 Hz 2.6 A @ 100 Hz
Ripple Current @ High Frequency 4.38 A @ 10 kHz 4.41 A @ 10 kHz
Impedance 253 mOhms 166 mOhms
Lead Spacing 0.886" (22.50mm) 0.886" (22.50mm)
Size / Dimension 1.378" Dia (35.00mm) 1.378" Dia (35.00mm)
Height - Seated (Max) 2.047" (52.00mm) 2.047" (52.00mm)
Surface Mount Land Size - -
Mounting Type Through Hole, Press-Fit Through Hole, Press-Fit
Package / Case Radial, Can - Press-Fit - 4 Lead Radial, Can - Press-Fit - 4 Lead