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NOJC476M004RWJ NOJC476M004RWJ 3778 KYOCERA AVX CAP NIOB OXIDE 47UF 20% 4V 2312 2312 (6032 Metric)
NOJC476M010RWJV NOJC476M010RWJV 28810 KYOCERA AVX CAP NIOB OXID 47UF 20% 10V 2312 2312 (6032 Metric)
NOJS685M004RWJ NOJS685M004RWJ 19900 KYOCERA AVX CAP NIOB OXIDE 6.8UF 20% 4V 1206 1206 (3216 Metric)
NOJC476M006SWJ NOJC476M006SWJ 38177 KYOCERA AVX CAP NIOB OXID 47UF 20% 6.3V 2312 2312 (6032 Metric)
NOJS685M006RWJ NOJS685M006RWJ 20874 KYOCERA AVX CAP NIOB OXI 6.8UF 20% 6.3V 1206 1206 (3216 Metric)
NOSA106M006S0800 NOSA106M006S0800 34856 KYOCERA AVX CAP NIOB OXID 10UF 20% 6.3V 1206 1206 (3216 Metric)
NOJB336M006RWB NOJB336M006RWB 26445 KYOCERA AVX CAP NIOB OXID 33UF 20% 6.3V 1210 1411 (3528 Metric), 1210
NOJC686M004RWJ NOJC686M004RWJ 4191 KYOCERA AVX CAP NIOB OXIDE 68UF 20% 4V 2312 2312 (6032 Metric)
NOSB156M008R1000 NOSB156M008R1000 29864 KYOCERA AVX OXICAP 1411 (3528 Metric), 1210
NOJB107M001RWJ NOJB107M001RWJ 28933 KYOCERA AVX CAP NIOB OXI 100UF 20% 1.8V 1210 1411 (3528 Metric), 1210
NOSB226M008R1800 NOSB226M008R1800 12624 KYOCERA AVX OXICAP 1411 (3528 Metric), 1210
NOJB336M004RWJ NOJB336M004RWJ 19617 KYOCERA AVX CAP NIOB OXIDE 33UF 20% 4V 1210 1411 (3528 Metric), 1210
NOSC157M004R0400 NOSC157M004R0400 15974 KYOCERA AVX OXICAP 2312 (6032 Metric)
NOJC107M004SWJ NOJC107M004SWJ 11639 KYOCERA AVX CAP NIOB OXID 100UF 20% 4V 2312 2312 (6032 Metric)
NOSB226M008R1800V NOSB226M008R1800V 7854 KYOCERA AVX CAP NIOB OXID 22UF 20% 8V 1210 1411 (3528 Metric), 1210
NOJC336M006RWJ NOJC336M006RWJ 31550 KYOCERA AVX CAP NIOB OXID 33UF 20% 6.3V 2312 2312 (6032 Metric)

Niobium Oxide Capacitors

Niobium oxide capacitors are solid electrolytic capacitors based on niobium oxide (NbO) anode materials. They are mainly used to replace traditional tantalum capacitors and have the following characteristics and applications:

 

I. What are the Basic Characteristics of Niobium Oxide Capacitors?

1) ‌Material Structure‌

The anode material uses niobium oxide (NbO) instead of traditional tantalum metal, and the dielectric is niobium pentoxide (Nb₂O₅).

 

It is a non-tantalum material solution with a better raw material supply chain and cost advantages.

 

2) ‌Performance Advantages‌

‌High Safety‌: The ignition energy of niobium oxide is higher than that of tantalum metal, and the thermal damage impedance is significantly improved after dielectric breakdown, reducing the risk of failure by 95%.

‌Stability‌: The leakage current stability is better than that of traditional niobium metal capacitors.

‌Lightweight‌: The density of niobium oxide powder is only half of that of tantalum powder, and the weight of capacitors of the same size is reduced by about 25%.

 

2. Where are Niobium Oxide Capacitors Used?

‌Consumer Electronics‌: portable devices such as laptops, digital cameras, PDAs, 3G mobile phones, etc., suitable for flat design requirements.

‌Industry and Automotive‌: In medical, automotive electronics, and military equipment, it is used for power filtering, signal processing, and other scenarios.

‌Energy Storage and Tuning‌: It can be applied to pulse power supply energy storage, high-frequency circuit tuning, noise reduction, and voltage stabilization circuits.

 

3. Comparison of Technical Advantages

1) ‌Comparison with Tantalum Capacitors‌:

‌Cost‌: Niobium ore reserves are more abundant and the cost of raw materials is lower.

‌Reliability‌: There is no microphonic effect of ceramic capacitors, and the ability to resist short-circuit failure is stronger.

‌Frequency Response‌: High-frequency response speed is fast, and suitable for complex signal processing requirements.

2) ‌Comparison with Traditional Electrolytic Capacitors‌: Smaller size, the capacitance value can reach thousands of microfarads, taking into account high capacity and miniaturization.

 

Niobium oxide capacitors are gradually becoming an ideal alternative to tantalum capacitors due to their high safety, lightweight, and stable performance.