STK433-760-E

Overview

The STK433-760-E is a hybrid integrated circuit designed for 50W x 50W (2-channel) Class AB audio power amplifiers. It features a miniature package measuring 47.0mm x 25.6mm x 9.0mm. The component is manufactured by onsemi and falls under the audio ICs category.

Feature Summary

• Designed for dual-channel Class AB audio power amplifier applications
• Hybrid integrated circuit construction
• Miniature physical package format

Applications

• Audio power amplifiers
• Hi-Fi systems

Procurement Notes

Verify component authenticity through authorized channels due to obsolete lifecycle status. Confirm datasheet revisions and historical manufacturing lot details. Ensure compatibility with existing thermal management solutions given the hybrid package dimensions. Validate supply chain sources against official obsolescence notices.

Selection Notes

Select this component only for legacy designs requiring specific 50W per channel Class AB performance in the defined hybrid package. Evaluate alternative modern equivalents if new production is intended, as the part is marked obsolete. Consider thermal dissipation requirements matching the 47.0mm x 25.6mm footprint.

Part Context

This component belongs to the STK series of hybrid audio power amplifiers from onsemi, formerly Sanyo Semiconductor. These devices were engineered for high-power audio applications before being discontinued. The STK433-760-E specifically targets stereo amplifier implementations requiring robust output stages in a compact form factor.

Replacement Considerations

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