Texas Instruments TPA2005D1-Q1 1.4-W Mono Filter-Free Class-D Audio Power Amplifier Specifications Sheet Manual User Guide
Summary
This document details the TPA2005D1, a highly efficient 1.4-W filter-free Class-D audio power amplifier designed for demanding portable applications. Ideal for designers of cellular handsets, PDAs, and wireless communication devices, this amplifier ensures maximum battery life with low quiescent current (0.5 μA) and high efficiency. Featuring compact MicroStar packages and a fully differential design, it minimizes external components and provides optimized signal quality. The technical manual covers detailed specifications, operating conditions, and automotive-grade qualifications for reliable performance in small, power-constrained systems.
Manual Details
| Brand | Texas Instruments |
|---|---|
| Pages | 24 |
| File Size | 837.26 KB |
| Published | June 21, 2026 |
Enter the captcha to get the download link:
Frequently Asked Questions
What power rating does this amplifier provide for an 8 Ω speaker?
It provides a 1.4 W output when supplied by a 5-V supply.
What component reduction does the TPA2005D1 offer?
It is filter-free and requires only three external components, eliminating need for LC filters and resistors.
Is this amplifier suitable for mobile phone applications?
Yes, it is ideal for wireless or cellular handsets due to its high efficiency (84%) and low quiescent current.
What voltage range should be used for recommended operation?
The recommended operating supply voltage range is 2.5 V to 5.5 V.
How must the device be stored to prevent damage?
During storage, the leads should be shorted together or placed in conductive foam to guard against electrostatic damage.