Texas Instruments TPA4411 TPA4411M 80-mW DirectPath Stereo Headphone Driver Data Sheet Manual
Summary
These compact TPA4411/TPA4411M drivers are precision stereo headphone amplifiers designed for critical portable electronics. Delivering 80-mW per channel while minimizing size and cost by simplifying circuit components, they are ideal for smart phones, MP3 players, and cellular devices. The manual details the technical specifications, power supply ranges (1.8 V to 4.5 V), independent left/right control features, and available packages (WCSP, Thin QFN) necessary for engineers designing highly efficient, miniature audio circuits.
Manual Details
| Brand | Texas Instruments |
|---|---|
| Pages | 29 |
| File Size | 1.03 MB |
| Published | July 12, 2026 |
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Frequently Asked Questions
How does using the TPA4411 reduce board complexity?
It eliminates the need for output DC-blocking capacitors, resulting in reduced component count and smaller finished boards.
What is the guaranteed audio output power of this driver?
The device is capable of driving 80 mW into a 16-Ω load when operating at 4.5 V.
Are there special considerations for protecting the device from static electricity?
Yes, leads should be shorted together or placed in conductive foam during storage or handling to prevent electrostatic damage.
Which package option provides maximum thermal performance?
The TPA4411RTJ is a thermally optimized PowerPAD™ package allowing for the maximum amount of thermal dissipation.