47nF 100V Polypropylene Film Capacitor 0.047uF

  Polypropylene (PP) capacitors are a type of film capacitor that use polypropylene as the dielectric material. Known for their excellent electrical properties, they are widely used in applications where high stability, low loss, and precision are required. Here’s an overview of their characteristics, advantages, and applications: Product Pin Spacing (Pitch) :  5mm
Voltage: 100V
Tolerance: 5%

Key Characteristics of Polypropylene Capacitors

1. High Stability: Polypropylene capacitors are extremely stable across a wide temperature and frequency range, which makes them ideal for applications requiring consistent performance.
2. Low Dielectric Loss: They have very low dielectric losses, meaning they dissipate minimal energy and maintain high efficiency. This characteristic makes them well-suited for high-frequency applications.
3. High Accuracy and Low Tolerance: These capacitors are available in tight tolerances, often within ±1% to ±5%, ensuring a precise capacitance value.
4. Low Dissipation Factor: The low dissipation factor of polypropylene capacitors makes them ideal for high-frequency applications, as they do not lose much energy.
5. Temperature Stability: Polypropylene capacitors usually operate within a wide temperature range, often from -55°C to +105°C, maintaining their electrical properties and reliability.

Advantages

• Durability: They have excellent durability and a long lifespan, even under demanding conditions.
• High Insulation Resistance: This provides superior isolation and reduces leakage currents, essential in high-voltage applications.
• Low Self-Inductance: Their design results in low inductance, which allows for effective operation in circuits with high-frequency signals.

Common Applications

1. Audio Circuits: Due to their low distortion and high fidelity, polypropylene capacitors are widely used in high-quality audio applications.
2. Precision Timing and Oscillator Circuits: Their stability and accuracy make them ideal for timing and oscillator circuits where precise capacitance is critical.
3. RF (Radio Frequency) Circuits: They are suitable for RF circuits, where low losses and high stability are essential.
4. Filter Circuits: In filters, they maintain signal integrity, especially at higher frequencies.
5. Snubber Circuits and Power Electronics: Polypropylene capacitors are often used in snubber circuits to protect semiconductors and other components from voltage spikes.