The PHE431RB4220J is a polypropylene film capacitor manufactured by Kemet. It is designed for applications requiring high stability, reliability, and long life. It is constructed using a metallized polypropylene film dielectric and encapsulated in a flame-retardant epoxy resin.

Applications:

• DC filtering in power supplies
• DC link circuits
• Snubber circuits
• Lighting ballasts
• Motor control
• Energy storage

Features:

• Metallized polypropylene film dielectric
• Self-healing properties
• High stability over temperature and frequency
• Long operational life
• Excellent dV/dt capability
• Flame-retardant epoxy resin coating
• RoHS compliant

Benefits:

• Enhanced reliability in demanding environments
• Reduced maintenance due to long life expectancy
• Stable performance across a wide range of operating conditions
• Improved safety with flame-retardant construction
• Compact size for space-saving designs

Additional Details:

The PHE431RB4220J capacitor has a capacitance of 0.22 µF, a voltage rating of 630 VDC, and a capacitance tolerance of ±5%. The operating temperature range is from -40°C to +105°C. Its construction provides low losses and high insulation resistance. The self-healing properties of the metallized film ensure long-term reliability by allowing the capacitor to recover from transient overvoltage events. The epoxy resin coating provides environmental protection and flame retardancy. This capacitor is suitable for applications in power electronics, industrial equipment, and lighting systems where stable and reliable performance is critical.