The 104 Ceramic Capacitor is a compact non-polar ceramic capacitor with a capacitance value of 100,000pF (100nF or 0.1μF). It is widely used in electronic circuits for filtering, noise suppression, signal coupling, decoupling, bypass applications, timing circuits, oscillators, 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 104 Ceramic Capacitor
- Capacitance Value: 100,000pF (100nF / 0.1μF)
- Marking Code: 104
- 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
- Excellent for Decoupling and Bypass Applications
- Suitable for High-Frequency and General-Purpose Electronic Circuits
Technical Specifications of 100nF Ceramic Capacitor
- Product Type: Ceramic Capacitor
- Capacitance: 100,000pF
- Capacitance in nF: 100nF
- Capacitance in μF: 0.1μF
- Capacitor Code: 104
- 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 the 104 Capacitor Code
The marking 104 follows the standard capacitor coding system:
- First two digits: 10
- Third digit: 4 (number of zeros)
Capacitance Calculation
10 × 10⁴ = 100,000pF
Equivalent Capacitance Values
- 100,000pF
- 100nF
- 0.1μF
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
- Reduce power supply fluctuations
- Improve circuit performance in high-frequency applications
Applications of 0.1μF Ceramic Capacitor
- Arduino and microcontroller projects
- Power supply decoupling and bypass circuits
- RF circuits
- Oscillator circuits
- Signal coupling and decoupling
- Noise filtering
- Audio circuits
- Communication equipment
- Power supply filtering
- Educational electronics projects
Advantages of Non-Polar Ceramic Capacitors
- Non-polarized for easy installation
- Compact and lightweight
- Low cost and highly reliable
- Excellent for decoupling and noise suppression
- Suitable for high-frequency operation
- Long service life
- Stable electrical characteristics
Usage Tips and Installation Guidelines
- Verify the capacitance value before installation.
- Use within the capacitor’s voltage rating.
- Place close to IC power pins for effective decoupling.
- Keep leads as short as possible in high-frequency circuits.
- Store in a dry environment to maintain reliability.
- Suitable for both breadboard prototyping and PCB designs.
Note: Images are for Illustration Purposes Only.
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