The 47 Ceramic Capacitor is a compact non-polar ceramic capacitor with a capacitance value of 47pF (0.047nF or 0.000047μF). It is widely used in electronic circuits for filtering, noise suppression, signal coupling, tuning networks, crystal oscillator circuits, RF applications, and general-purpose circuit design.
The capacitor features a non-polarized design, allowing it to be connected in either direction, making installation simple and convenient for both prototyping and production applications.
Key Features of 47pF Ceramic Capacitor
- Capacitance Value: 47pF (0.047nF / 0.000047μF)
- Capacitor Marking: 47
- Non-Polar Design: Can be connected in any orientation
- Stable Ceramic Dielectric: Reliable performance across a wide range of applications
- Compact Through-Hole Package: Easy PCB mounting and breadboard use
- Low Leakage Current: Suitable for signal and timing circuits
- High Reliability: Long operational lifespan
- Ideal for High-Frequency Applications: Commonly used in RF and crystal oscillator circuits
Technical Specifications
- Product Type: Ceramic Capacitor
- Capacitance: 47pF
- Capacitance in nF: 0.047nF
- Capacitance in μF: 0.000047μF
- Capacitor Marking: 47
- Polarity: Non-Polarized
- Mounting Type: Through-Hole
- Dielectric Type: Ceramic
- Tolerance: Typically ±5% to ±20% (varies by manufacturer)
- Rated Voltage: Varies depending on model and manufacturer
- Lead Type: Radial Leads
- Operating Temperature: Depends on capacitor series
Understanding Capacitor Marking and Values
The marking 47 indicates the capacitor has a capacitance value of 47pF.
Equivalent Capacitance Values:
- 47pF
- 0.047nF
- 0.000047μF
How Ceramic Capacitors Work
A ceramic capacitor stores electrical energy in an electric field between two conductive plates separated by a ceramic dielectric material.
It is commonly used to:
- Filter unwanted electrical noise
- Stabilize voltage levels
- Pass AC signals while blocking DC
- Improve circuit performance in high-frequency applications
Applications of 47pF Ceramic Capacitors
- Arduino and microcontroller projects
- Crystal oscillator circuits
- RF circuits
- Frequency tuning networks
- Signal coupling and decoupling
- Noise filtering
- Communication equipment
- Antenna matching circuits
- Educational electronics projects
- Timing circuits
- High-frequency signal processing
Advantages of Non-Polar Ceramic Capacitors
- Non-polarized for easy installation in any orientation
- Compact and lightweight design
- Low cost and highly reliable
- Suitable for high-frequency operation
- Long service life with minimal degradation
- Stable electrical characteristics over time
- Wide operating temperature range
- Excellent for both AC and DC applications
Installation and Usage Tips
- Verify the capacitance value before installation.
- Use within the capacitor’s voltage rating.
- Keep leads as short as possible in RF and high-frequency circuits.
- Store in a dry environment to maintain reliability.
- Suitable for both breadboard prototyping and PCB designs.
- Ensure proper spacing when mounting on PCBs for optimal performance.
- Consider tolerance ratings when precision is critical.
Why Choose 47pF Ceramic Capacitors
The 47pF ceramic capacitor is an essential component for electronics enthusiasts, hobbyists, and professional engineers. Its small capacitance value makes it particularly suitable for high-frequency applications where precise tuning and minimal capacitance are required. Whether you’re building crystal oscillator circuits, designing RF circuits, or working on Arduino projects, this versatile component delivers reliable performance at an affordable price.
Note: Images are for illustration purposes only.
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