ALF20G391EF500 vs ALF20G391EF550

Product Attributes

Part Number ALF20G391EF500 ALF20G391EF550
Manufacturer KEMET KEMET
Category Aluminum Electrolytic Capacitors Aluminum Electrolytic Capacitors
ALF20G391EF500 ALF20G391EF550
Product Status Active Active
Capacitance 390 µF 390 µF
Tolerance ±20% ±20%
Voltage - Rated 500 V 550 V
ESR (Equivalent Series Resistance) 345mOhm @ 100Hz 894mOhm @ 100Hz
Lifetime @ Temp. 18000 Hrs @ 85°C 18000 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 3.09 A @ 100 Hz 2.67 A @ 100 Hz
Ripple Current @ High Frequency 5.59 A @ 10 kHz 4.33 A @ 10 kHz
Impedance 242 mOhms 780 mOhms
Lead Spacing 0.984" (25.00mm) 0.984" (25.00mm)
Size / Dimension 1.575" Dia (40.00mm) 1.575" Dia (40.00mm)
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 - 5 Lead Radial, Can - Press-Fit - 5 Lead