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Learn the advantages of C0G/NP0 capacitors: stability, low loss, and precision for electronics. SA context, top brands, and application notes from Communica.
C0G capacitors maintain capacitance across temperature and voltage changes.
Ideal for RF, timing, and audio circuits requiring minimal drift.
Wide C0G/NP0 selection from brands like Murata and Yageo at Communica.
C0G, also known as NP0 (Negative-Positive Zero), capacitors are a class of ceramic capacitors based on Class I dielectrics. These components are highly regarded in the South African electronics landscape for their remarkable stability, reliability, and precision. While general-purpose ceramic capacitors are suitable for decoupling and bulk filtering, C0G capacitors are specifically engineered for circuits where capacitance stability and low-loss performance are critical.
| Characteristic | C0G/NP0 | X7R | Y5V |
|---|---|---|---|
| Capacitance Range | 1pF-10nF | 100pF-2.2uF | 1nF-22uF |
| Temp. Stability | 30ppm/ degreesC | 15% | +22%/-82% |
| Dielectric Loss (D) | <0.0015 | <0.025 | <0.05 |
| Aging (per decade) | <0.1% | 2-5% | 5-7% |
| Price (SA, estimate) | ~R0.60-R5/unit | ~R0.20-R4/unit | ~R0.12-R3/unit |
While C0G/NP0 capacitors may slightly cost more and offer a lower maximum capacitance, their accuracy and minimal drift outperform other ceramics in sensitive designs. Brands such as Murata, Yageo, Vishay, and TDK are widely available in South Africa via local distributors like Communica.
When choosing C0G capacitors in South Africa, consider local stock availability, lead time (especially for values near upper capacitance limits), and required voltage rating. Many hobby and engineering projects can leverage Communica's branch pickup and direct academic account services for streamlined procurement.
Suppose you need a timing capacitor for an RC oscillator with:
The basic RC formula:
f = 1 / (2piRC)
Solving for C:
C = 1 / (2pi x 10,000 Ohm x 10,000 Hz) ~ 1.59 nF
A 1.6nF (1600pF) C0G capacitor is ideal, with minimal drift over time or temperature swings, ensuring frequency accuracy in your circuit even as the ambient conditions in South African labs or factories fluctuate.
Free shipping for orders over ZAR 1,000.00.
Get a full refund if you had the product for less than 7 days.
Nationwide delivery within 2 - 4 working days.
Communica supplies semiconductors and electronic components to industries such as automotive, electrical, automation, mining, and education.
Disclaimer: This content is for educational purposes only. Product availability, pricing, and specifications are subject to change. Always verify current details on the retailer's website before making a purchase. We may earn affiliate commissions from qualifying purchases.
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Visited a couple of times for supplies and specialised parts Staff is extremely friendly and always helpfull
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Got assisted by a very patient and diligent gentleman by the name Sydney. He was patient in getting me what I needed from the little information I gav...
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Online support and communication is next level - great communication, fast response - very helpfull, recomended supplier - online payment was no hasse...
He's polite, good with people and made me feel free to talk.. all in all he's helpful
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Best service received from Rocket! What a pleasure dealing with him. Thank you Rocket
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Excellent service so far
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Sydney and Nicole were absolutely fantastic and helped me with my purchases. Thank you.
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Quick quality customer service.
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Verified customerNicolene
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Great service as always from Nicole and Sydney especially Mpho at the sales desk
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Currently have only purchased items from their on-line store. Received what I ordered plus quick delivery. No complaints to date.
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I got the most pleasant service from Sydney and Windie
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Wide range of electronic components. Very likely to find what you are looking for. Arthur was very helpful. Don't bother trying to call for informatio...
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