AN7523N

Overview

The AN7523N is a silicon monolithic bipolar integrated circuit designed as a low-frequency power amplifier. It features a BTL configuration delivering 4.0W per channel into an 8Ω load with 10% total harmonic distortion. The device operates within a supply voltage range of 3.5V to 13.5V and incorporates built-in standby and volume control functions. It utilizes a 9-pin SIL plastic package with an integrated thermal fin for heat dissipation.

Feature Summary

• BTL output architecture providing single-channel high-power amplification
• Integrated standby mode for power management
• External volume attenuation control capability
• Built-in thermal protection circuitry

Applications

• Low frequency audio power amplification
• BTL speaker driver circuits
• Audio equipment with standby functionality

Procurement Notes

Verify the component manufacturer, as original documentation references Matsushita Electronics Corporation. Confirm the specific package variant F-9S matches design requirements. Check current availability status as legacy components may have limited supply chains or require alternative sourcing strategies.

Selection Notes

Select this component for applications requiring a single-channel BTL amplifier with integrated control features. Ensure the design accommodates the 9-pin SIP package dimensions and thermal dissipation needs. Verify that the operating supply voltage remains within the specified 3.5V to 13.5V range for optimal performance.

Part Context

This part belongs to the category of linear amplifiers, specifically audio power amplifiers. It is manufactured by Panasonic Industry (formerly Matsushita). The device is classified as a silicon monolithic bipolar IC intended for general-purpose audio amplification tasks in consumer electronics.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.