VISHAY 157 PUM-SI Electrolytic Capacitor 220µF 450V Snap-In

The VISHAY 157 PUM-SI Electrolytic Capacitor offers 220µF capacitance at a 450V DC voltage rating for demanding industrial applications. It is a polarised aluminium electrolytic component designed to provide stable power filtering and energy storage in circuits where performance under stress is critical.

Featuring a snap-in terminal design with 10 mm lead spacing, this capacitor supports secure and straightforward mounting onto printed circuit boards (PCBs), facilitating efficient assembly and a reliable mechanical connection. It is certified for 2500 hours of continuous use at 85°C, making it suitable for environments with significant thermal loads.

Key Features

• High Capacitance and Voltage: 220µF at 450V DC, suited to smoothing and buffering in power supplies, motor drives and inverter circuits.
• Snap-In Terminals: 10 mm lead spacing for a stable, vibration-resistant fit on PCBs.
• Extended Temperature Range: Operates from -25°C to a maximum of +85°C.
• Low ESR: Equivalent series resistance of 0.4 ohm for efficient performance with minimal power loss, especially in high-frequency switching applications.
• Robust Construction: Housed in a durable case measuring 43 mm in height and 33 mm in diameter, with a depth of 15 mm and a net weight of 39 grams.

The capacitor forms part of the VISHAY PUM-SI series and is suited to engineers and technicians specifying a dependable component for challenging electrical environments.