TDA7377
dual or quad class-AB car-radio audio power amplifier
Key details
| Part Number | TDA7377 |
|---|---|
| Manufacturer | STMicroelectronics |
| Category | Audio Power Amplifier |
| Lifecycle Status | Obsolete |
| Series | TDA7377 |
| Package / Case | 15-lead Multiwatt15 |
| Pin Count | 15 |
| Operating Temperature | Confirm the order-code grade and datasheet limits |
| Last Verified | 2026-07-24 |
Part information
TDA7377 Overview
TDA7377 is a STMicroelectronics dual or quad class-AB car-radio audio power amplifier supplied in 15-lead Multiwatt15. This page uses the exact orderable code because package, grade, temperature and option suffixes can change compatibility.
Key Technical Specifications
| Amplifier / Function | 2 x 35 W bridge or 4 x 10 W single-ended class |
|---|---|
| Supply Range | 8 V to 18 V |
| Architecture | dual or quad class-AB car-radio audio power amplifier |
| Package | 15-lead Multiwatt15 |
| Protection / Control | See datasheet for mute, standby, thermal and short-circuit functions |
Package and Ordering Notes
The listed package is 15-lead Multiwatt15 with 15 pins, leads, lands or contacts. The featured image is a generic package illustration for form-factor identification and is not an actual date-code or lot photograph. Lifecycle is recorded as Obsolete; confirm current factory support and last-time-buy constraints before design-in.
Sourcing Guidance
TDA7377 is obsolete or discontinued. Require traceability, date-code, package-marking and storage-condition checks for remaining stock.
For an accurate quotation, include the full MPN, target quantity, acceptable date-code range, packaging format and destination. Icearth can help review traceability documents, label photos and electrical/package alignment before order placement.
Manufacturer Documentation
Technical values were checked against STMicroelectronics documentation. Use the linked datasheet as the controlling source and re-check revisions before PCB release or firmware qualification.
TDA7377 FAQ
What is TDA7377?
TDA7377 is a STMicroelectronics dual or quad class-AB car-radio audio power amplifier. It belongs to the TDA7377 series.
What are the key specifications of TDA7377?
Amplifier / Function is 2 x 35 W bridge or 4 x 10 W single-ended class, and Supply Range is 8 V to 18 V. Refer to the manufacturer datasheet for limits, test conditions and revision-controlled values.
What package does TDA7377 use?
TDA7377 is supplied in 15-lead Multiwatt15 with 15 pins, leads, balls or contacts. Verify the exact footprint and ordering suffix before PCB release.
Is TDA7377 still in production?
TDA7377 is obsolete or discontinued. Remaining stock should be checked for traceability, date code, package marking and storage history.
What should be checked before sourcing TDA7377?
Confirm the complete MPN, electrical ratings, package, temperature grade, packing format and required quantity. Do not treat a similar family code as a drop-in replacement without checking the datasheet.
Lifecycle and sourcing review
This part has a legacy lifecycle status. Submit the exact MPN, quantity, delivery destination and date-code requirements for a sourcing review.
TDA7377 is obsolete or discontinued. Require traceability, date-code, package-marking and storage-condition checks for remaining stock.