NOJE477M004RWJ

Niobium Oxide Capacitors Overview

The NOJE477M004RWJ is a low-profile niobium oxide capacitor from the KYOCERA AVX Oxicap series. It features a capacitance of 470 uF with a 20% tolerance and a DC voltage rating of 4 VDC. The component utilizes a 2917 (7343 metric) surface mount package, measuring 7.3 mm in length, 4.3 mm in width, and 3.1 mm in height. Key electrical specifications include an equivalent series resistance (ESR) of 300 mOhms, a ripple current rating of 775 mA, and a leakage current of 37.6 uA. It operates within a temperature range of -55 C to +105 C.

Niobium Oxide Capacitors Feature Summary

• Utilizes niobium oxide technology for high volumetric efficiency in low-profile designs
• Provides stable performance with low equivalent series resistance suitable for power filtering
• Supports surface mount termination for automated assembly processes

Niobium Oxide Capacitors Applications

• Portable electronic devices requiring compact power storage
• Consumer electronics with space-constrained printed circuit boards
• Industrial equipment utilizing low-voltage DC power distribution

Niobium Oxide Capacitors Procurement Notes

Verify compliance with RoHS directives and confirm moisture sensitivity classification prior to handling. Ensure storage conditions align with manufacturer recommendations to maintain component integrity. Cross-reference datasheet parameters against specific design requirements to validate thermal and electrical performance limits.

Niobium Oxide Capacitors Selection Notes

Select this component when high capacitance density is required in a low-profile form factor. Compare ESR and ripple current ratings against load requirements. Consider operating temperature range and leakage characteristics relative to application constraints. Evaluate package dimensions against board layout restrictions.

Niobium Oxide Capacitors Part Context

This part belongs to the NOJ series of niobium oxide capacitors, marketed under the Oxicap brand. It represents a solid-electrolyte alternative to tantalum capacitors, offering similar electrical characteristics with improved safety profiles regarding short-circuit behavior. The series targets applications demanding reliable energy storage in small footprints.

Niobium Oxide Capacitors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.