
22pF 50V Ceramic Disc Capacitor – Radial Through Hole, ±10%
The 22pF Ceramic Disc Capacitor is a small-value, high-precision capacitor rated at 50V with ±10% tolerance. It is most commonly used as a crystal load capacitor in microcontroller oscillator circuits, where precise capacitance values are critical for accurate clock frequency generation.
Key Specifications
- Capacitance: 22pF (picofarads)
- Voltage Rating: 50V DC
- Tolerance: ±10%
- Type: Ceramic Disc, Non-Polarized
- Mounting: Radial Through Hole
- Dielectric: Class I (C0G/NP0 or Class II)
- Lead Pitch: 5mm standard
Compatibility & Use Cases
The 22pF capacitor is a standard load capacitor for crystal oscillators used with Arduino (ATmega328P), STM32, ESP32, and other microcontrollers requiring external crystals. Common applications include:
- Crystal oscillator load capacitors (paired with 16MHz or 8MHz crystals)
- RF tuning and impedance matching circuits
- High-frequency filter networks
- Timing circuit fine-tuning
- EMI suppression in high-speed digital lines
Non-polarized and orientation-independent — a must-have in any electronics component kit for microcontroller clock circuit builds.
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