Suntan Polypropylene/Polyester Characteristics and Applications
| Dielectric | Characteristics | Applications |
| Polypropylene | Temperature coefficient is negative and virtually linear | High power/High AC voltage |
| Low self-inductance, very low ESR | High peak currents | |
| Excellent at high frequency | High frequency resonant circuits | |
| Tight capacitance tolerances, as close as ±1% | Blocking & Coupling | |
| High dV/dt rating | Precise timing circuits | |
| High insulation resistance | Bypassing | |
| Low dielectric absorption | Snubbers | |
| Very low dissipation factor | Lighting Ballasts | |
| Excellent capacitance stability | Switching power supplies | |
| Operating temperature up to+105°C (with derating) | Sample & Hold | |
| Excellent Polystyrene Substitute | Premium audio applications | |
| | Inverters, Energy Storage | |
| | High Frequency Pulse Discharge | |
| Polyester | High dielectric strength | High peak currents |
| High insulation resistance | Coupling/decoupling | |
| Operating temperature up to +125°C (with voltage derating) | Blocking | |
| Low ESR | Bypass, filtering | |
| High dV/dt | Audio, power supply | |
| | High insulation resistance | |
| | Low Frequency Pulse Discharge | |
| | Line Frequency Snubbers |
