The PHE448SB4270JR06 is a polypropylene film capacitor manufactured by Kemet. This capacitor is part of the PHE448 series, designed for applications requiring high reliability, long life, and stable performance in demanding environmental conditions.

Applications:

• DC Link circuits
• Power Factor Correction (PFC)
• Snubber circuits
• Renewable energy systems (solar inverters, wind turbines)
• High-frequency power converters
• Induction heating

Features:

• Metallized polypropylene film dielectric
• Self-healing properties
• High ripple current capability
• Excellent dV/dt capability
• Low equivalent series resistance (ESR)
• Long operational life
• Flame-retardant epoxy resin coating

Benefits:

• Enhanced reliability in harsh operating conditions
• Reduced maintenance costs due to long service life
• Stable capacitance across a broad range of temperatures and frequencies
• Improved safety with its flame-retardant construction
• Effective performance in high-frequency applications because of low ESR
• Efficient handling of high ripple currents

Additional Details:

The PHE448SB4270JR06 features a capacitance of 0.27 µF, a voltage rating of 630 VDC, and a capacitance tolerance of ±5%. The operating temperature range extends from -40°C to +105°C. Built with a metallized polypropylene film dielectric, the capacitor exhibits low losses and high insulation resistance. Its self-healing capability ensures sustained reliability by recovering from transient overvoltage events. Encased in a flame-retardant epoxy resin coating, the capacitor provides superior environmental protection. The PHE448SB4270JR06 is ideally suited for power electronics, industrial machinery, and renewable energy systems, where performance and dependability are critical.