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Niobium Oxide Capacitors

Category Introduction

Niobium oxide capacitors are an electrolytic (polarized) capacitor type incorporating oxides of niobium as anode and dielectric materials, with a manganese oxide cathode system. Developed in response to a tantalum shortage, their properties and behaviors are similar to conventional Ta-MnO2 capacitors, with a narrower range of available capacitance and voltage values and a greatly reduced likelihood of device failure resulting in ignition.

Product List

330 Items
PDF Mfr Part # Quantity
Available		 UnitPrice RFQ Series Packaging Product StatusCapacitanceToleranceVoltage - RatedESR (Equivalent Series Resistance)Current - LeakageDissipation FactorMounting TypePackage / CaseManufacturer Size CodeHeight - Seated (Max)FeaturesOperating TemperatureSupplier Device PackageSize / Dimension
NOJA106M010RWJ
NOJA106M010RWJ
CAP NIOB OXIDE 10UF 20% 10V 1206
KYOCERA AVX
 1,526 $0.53
OxiCap® NOJ Tape & Reel (TR) Active10 µF±20%10 V2.2 Ohms2 µA6%Surface Mount1206 (3216 Metric)A0.071" (1.80mm)--55°C ~ 105°C1206 (3216 Metric)0.126" L x 0.063" W (3.20mm x 1.60mm)
NOJA475M010RWJ
NOJA475M010RWJ
CAP NIOB OXID 4.7UF 20% 10V 1206
KYOCERA AVX
 4 $0.52
OxiCap® NOJ Tape & Reel (TR) Active4.7 µF±20%10 V3.1 Ohms1 µA6%Surface Mount1206 (3216 Metric)A0.071" (1.80mm)--55°C ~ 105°C1206 (3216 Metric)0.126" L x 0.063" W (3.20mm x 1.60mm)
NOJB476M006RWJ
NOJB476M006RWJ
CAP NIOB OXID 47UF 20% 6.3V 1210
KYOCERA AVX
 1,308 $0.58
OxiCap® NOJ Tape & Reel (TR) Active47 µF±20%6.3 V800 mOhms5.6 µA6%Surface Mount1411 (3528 Metric), 1210B0.083" (2.10mm)Low ESR-55°C ~ 105°C1210 (3528 Metric)0.138" L x 0.110" W (3.50mm x 2.80mm)
NOSA106M006R2000
NOSA106M006R2000
CAP NIOB OXID 10UF 20% 6.3V 1206
KYOCERA AVX
 601 $0.63
OxiCap® NOS Tape & Reel (TR) Active10 µF±20%6.3 V2 Ohms1.2 µA6%Surface Mount1206 (3216 Metric)A0.071" (1.80mm)Low ESR-55°C ~ 125°C1206 (3216 Metric)0.126" L x 0.063" W (3.20mm x 1.60mm)
NOJB226M010RWJ
NOJB226M010RWJ
CAP NIOB OXIDE 22UF 20% 10V 1210
KYOCERA AVX
 737 $0.62
OxiCap® NOJ Tape & Reel (TR) Active22 µF±20%10 V1.8 Ohms4.4 µA6%Surface Mount1411 (3528 Metric), 1210B0.083" (2.10mm)--55°C ~ 105°C1210 (3528 Metric)0.138" L x 0.110" W (3.50mm x 2.80mm)
NOJB107M006RWJ
NOJB107M006RWJ
CAP NIOB OXI 100UF 20% 6.3V 1210
KYOCERA AVX
 753 $0.65
OxiCap® NOJ Tape & Reel (TR) Active100 µF±20%6.3 V1.7 Ohms60 µA20%Surface Mount1411 (3528 Metric), 1210B0.083" (2.10mm)--55°C ~ 105°C1210 (3528 Metric)0.138" L x 0.110" W (3.50mm x 2.80mm)
NOJB106M010RWJ
NOJB106M010RWJ
CAP NIOB OXIDE 10UF 20% 10V 1210
KYOCERA AVX
 272 $0.66
OxiCap® NOJ Tape & Reel (TR) Active10 µF±20%10 V2.2 Ohms2 µA6%Surface Mount1411 (3528 Metric), 1210B0.083" (2.10mm)--55°C ~ 105°C1210 (3528 Metric)0.138" L x 0.110" W (3.50mm x 2.80mm)
NOSV477M006R0075
NOSV477M006R0075
CAP NIOB OXI 470UF 20% 6.3V 2924
KYOCERA AVX
 173 $5.60
OxiCap® NOS Tape & Reel (TR) Active470 µF±20%6.3 V75 mOhms56.4 µA12%Surface Mount2924 (7361 Metric)V0.148" (3.75mm)Low ESR-55°C ~ 125°C2924 (7361 Metric)0.287" L x 0.240" W (7.30mm x 6.10mm)
NOJB336M006RWJ
NOJB336M006RWJ
CAP NIOB OXID 33UF 20% 6.3V 1210
KYOCERA AVX
 1,906 $0.50
OxiCap® NOJ Tape & Reel (TR) Active33 µF±20%6.3 V1.7 Ohms4 µA6%Surface Mount1411 (3528 Metric), 1210B0.083" (2.10mm)--55°C ~ 105°C1210 (3528 Metric)0.138" L x 0.110" W (3.50mm x 2.80mm)
NOSA106M006R1000
NOSA106M006R1000
CAP NIOB OXID 10UF 20% 6.3V 1206
KYOCERA AVX
 921 $0.69
OxiCap® NOS Tape & Reel (TR) Active10 µF±20%6.3 V1 Ohms1.2 µA6%Surface Mount1206 (3216 Metric)A0.071" (1.80mm)Low ESR-55°C ~ 125°C1206 (3216 Metric)0.126" L x 0.063" W (3.20mm x 1.60mm)
NOJB226M006RWJ
NOJB226M006RWJ
CAP NIOB OXID 22UF 20% 6.3V 1210
KYOCERA AVX
 688 $0.70
OxiCap® NOJ Tape & Reel (TR) Active22 µF±20%6.3 V1.9 Ohms2.6 µA6%Surface Mount1411 (3528 Metric), 1210B0.083" (2.10mm)--55°C ~ 105°C1210 (3528 Metric)0.138" L x 0.110" W (3.50mm x 2.80mm)
NOSB476M006R0500
NOSB476M006R0500
CAP NIOB OXID 47UF 20% 6.3V 1210
KYOCERA AVX
 611 $0.75
OxiCap® NOS Tape & Reel (TR) Active47 µF±20%6.3 V500 mOhms5.6 µA6%Surface Mount1411 (3528 Metric), 1210B0.083" (2.10mm)Low ESR-55°C ~ 125°C1210 (3528 Metric)0.138" L x 0.110" W (3.50mm x 2.80mm)
NOSB226M006R0600
NOSB226M006R0600
CAP NIOB OXID 22UF 20% 6.3V 1210
KYOCERA AVX
 474 $0.89
OxiCap® NOS Tape & Reel (TR) Active22 µF±20%6.3 V600 mOhms2.6 µA6%Surface Mount1411 (3528 Metric), 1210B0.083" (2.10mm)Low ESR-55°C ~ 125°C1210 (3528 Metric)0.138" L x 0.110" W (3.50mm x 2.80mm)
NOJC476M010RWJ
NOJC476M010RWJ
CAP NIOB OXIDE 47UF 20% 10V 2312
KYOCERA AVX
 902 $0.89
OxiCap® NOJ Tape & Reel (TR) Active47 µF±20%10 V400 mOhms9.4 µA6%Surface Mount2312 (6032 Metric)C0.110" (2.80mm)--55°C ~ 105°C2312 (6032 Metric)0.236" L x 0.126" W (6.00mm x 3.20mm)
NOJP685M004RWJ
NOJP685M004RWJ
CAP NIOB OXIDE 6.8UF 20% 4V 0805
KYOCERA AVX
 736 $1.05
OxiCap® NOJ Tape & Reel (TR) Active6.8 µF±20%4 V5.3 Ohms1 µA6%Surface Mount0805 (2012 Metric)P0.059" (1.50mm)--55°C ~ 105°C0805 (2012 Metric)0.081" L x 0.053" W (2.05mm x 1.35mm)
NOSD107M006R0100
NOSD107M006R0100
CAP NIOB OXI 100UF 20% 6.3V 2917
KYOCERA AVX
 390 $1.09
OxiCap® NOS Tape & Reel (TR) Active100 µF±20%6.3 V100 mOhms12 µA6%Surface Mount2917 (7343 Metric)D0.122" (3.10mm)Low ESR-55°C ~ 125°C2917 (7343 Metric)0.287" L x 0.169" W (7.30mm x 4.30mm)
NLJA476M006R1600
NLJA476M006R1600
CAP NIOB OXID 47UF 20% 6.3V 1206
KYOCERA AVX
 74 $1.42
OxiCap® NLJ Tape & Reel (TR) Active47 µF±20%6.3 V1.6 Ohms28.2 µA-Surface Mount1206 (3216 Metric)A0.071" (1.80mm)--55°C ~ 105°C1206 (3216 Metric)0.126" L x 0.063" W (3.20mm x 1.60mm)
NOSD337M004R0100
NOSD337M004R0100
CAP NIOB OXIDE 330UF 20% 4V 2917
KYOCERA AVX
 106 $1.52
OxiCap® NOS Tape & Reel (TR) Active330 µF±20%4 V100 mOhms26.4 µA8%Surface Mount2917 (7343 Metric)D0.122" (3.10mm)Low ESR-55°C ~ 125°C2917 (7343 Metric)0.287" L x 0.169" W (7.30mm x 4.30mm)
NOSC107M004R0070
NOSC107M004R0070
CAP NIOB OXIDE 100UF 20% 4V 2312
KYOCERA AVX
 45 $2.30
OxiCap® NOS Tape & Reel (TR) Active100 µF±20%4 V70 mOhms8 µA6%Surface Mount2312 (6032 Metric)C0.110" (2.80mm)Low ESR-55°C ~ 125°C2312 (6032 Metric)0.236" L x 0.126" W (6.00mm x 3.20mm)
NOJE227M006RWJ
NOJE227M006RWJ
CAP NIOB OXI 220UF 20% 6.3V 2917
KYOCERA AVX
 231 $2.06
OxiCap® NOJ Tape & Reel (TR) Active220 µF±20%6.3 V400 mOhms26.4 µA12%Surface Mount2917 (7343 Metric)E0.169" (4.30mm)--55°C ~ 105°C2917 (7343 Metric)0.287" L x 0.169" W (7.30mm x 4.30mm)

About Niobium Oxide Capacitors

What are Niobium Oxide Capacitors?

Niobium Oxide Capacitors

Niobium Oxide Capacitors are a type of electrolytic capacitor that utilizes niobium oxide as the dielectric material. They function by storing electrical energy in an electric field, which is created between two conductive plates separated by the dielectric. The niobium oxide layer acts as an insulating barrier, allowing the capacitor to maintain a charge. These capacitors are known for their stability, reliability, and ability to operate at higher voltages compared to traditional tantalum capacitors. Their unique properties make them suitable for applications requiring high capacitance in a small package.

Types of Niobium Oxide Capacitors

Solid Niobium Oxide Capacitors

Solid niobium oxide capacitors are characterized by their solid electrolyte, which enhances their reliability and performance. They are often used in applications where long-term stability and low leakage current are critical. These capacitors are typically found in power supply circuits and consumer electronics.

Wet Niobium Oxide Capacitors

Wet niobium oxide capacitors use a liquid electrolyte, which allows for higher capacitance values and better performance at lower frequencies. They are suitable for applications requiring high energy storage and are commonly used in industrial equipment and telecommunications systems.

How to choose Niobium Oxide Capacitors?

When selecting niobium oxide capacitors, consider the following key parameters:

  • Capacitance: Determine the required capacitance value based on the application's energy storage needs.
  • Voltage Rating: Ensure the capacitor can handle the maximum voltage in the circuit.
  • Temperature Range: Choose a capacitor that can operate within the environmental temperature range of the application.
  • ESR (Equivalent Series Resistance): Lower ESR values are preferable for high-frequency applications.

Evaluate product quality by reviewing supplier certifications, customer reviews, and testing reports. Consider environmental factors such as humidity and temperature fluctuations, and ensure proper installation to avoid mechanical stress and electrical interference.

Applications of Niobium Oxide Capacitors

Consumer Electronics

In consumer electronics, niobium oxide capacitors are used in devices such as smartphones, laptops, and tablets. They provide stable power supply filtering and energy storage, ensuring smooth operation and extended battery life.

Automotive Industry

These capacitors are employed in automotive electronics for applications like engine control units and infotainment systems. Their reliability and ability to withstand high temperatures make them ideal for harsh automotive environments.

Telecommunications

In telecommunications, niobium oxide capacitors are used in base stations and networking equipment. They help maintain signal integrity and provide power conditioning, essential for reliable communication systems.

Medical Devices

Niobium oxide capacitors are found in medical devices such as pacemakers and imaging equipment. Their compact size and high reliability are crucial for life-saving and diagnostic technologies.

Industrial Equipment

In industrial settings, these capacitors are used in motor drives and control systems. They offer energy storage and power conditioning, enhancing the efficiency and performance of industrial machinery.