Capacitor 3.3uF 250V
Overview
The Capacitor 3.3uF 250V is a high-performance electronic component designed for precision, durability, and reliability in medium-voltage circuits. This capacitor provides excellent energy storage and stability, ensuring efficient performance in both AC and DC electronic systems. With its robust dielectric structure and accurate capacitance value, the Capacitor 3.3uF 250V is ideal for use in audio amplifiers, power supplies, lighting systems, and control applications that demand long-lasting stability and low energy loss.
Key Features
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Capacitance: 3.3 microfarads (3.3uF) — provides smooth energy storage and voltage regulation for stable circuit performance.
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Rated Voltage: 250 volts (250V) — ensures safe operation under medium-voltage conditions.
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Dielectric Type: Metallized polyester or polypropylene film offering low ESR and high insulation resistance.
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Tolerance: ±10% — provides precise and dependable capacitance consistency.
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Operating Temperature Range: -40°C to +105°C — supports performance in demanding environments.
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Mounting Type: Through-hole or radial leads for secure PCB integration.
Applications
The Capacitor 3.3uF 250V is used in a wide range of applications that require high stability and reliability, including:
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Power supply filtering to reduce voltage ripple and noise.
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Audio amplifier coupling and decoupling for enhanced sound clarity.
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Snubber and protection circuits in power converters.
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Timing and oscillator circuits in industrial and control systems.
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LED drivers, lighting circuits, and inverters requiring stable voltage performance.
Advantages
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High dielectric strength with minimal leakage current.
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Low Equivalent Series Resistance (ESR) for improved efficiency.
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Long operational life and excellent temperature stability.
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Compact, lightweight design for easy installation.
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Reliable performance under continuous load and varying frequencies.
Technical Specifications (Data Sheet)
| Parameter | Specification |
|---|---|
| Capacitance | 3.3µF |
| Rated Voltage | 250V DC |
| Capacitance Tolerance | ±10% |
| Dielectric Type | Polyester / Polypropylene Film |
| ESR (Equivalent Series Resistance) | < 0.09Ω typical |
| Leakage Current | < 0.5µA after 2 minutes @ 250V |
| Operating Temperature Range | -40°C to +105°C |
| Mounting Type | Through-hole / Radial leads |
| Dimensions (Typical) | 10mm × 18mm |
| Weight | Approx. 0.8g |
Usage Notes
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Ensure the applied voltage does not exceed 250V for safe operation.
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Observe proper polarity if used in polarized configurations.
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Handle carefully during soldering to prevent overheating or damage.
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Suitable for both professional and educational electronic projects.
Conclusion
The Capacitor 3.3uF 250V delivers exceptional electrical stability, durability, and precision, making it a top choice for engineers and technicians seeking reliable performance. Its low ESR, strong dielectric construction, and consistent capacitance ensure efficient filtering, timing, and coupling across a wide range of circuits. Whether used in industrial power systems, audio devices, or lighting applications, this capacitor guarantees high-quality operation and long-term dependability.


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