The MLP331M420EB1E is a Type MLP flatpack aluminum electrolytic capacitor designed for high-energy storage, voltage holdup, and filtering. It provides a capacitance of 330 µF with a voltage rating of 420 Vdc and a surge rating of 475 Vdc. Key characteristics include a maximum ESR of 530 mΩ at 120 Hz, a ripple current rating of 2.5 A at 20 kHz (85°C), and a wide operating temperature range of -40°C to +85°C. With its very low-profile design and ultra-long life, this capacitor is well-suited for demanding applications in military, telecommunications, and computer systems.