TPA3144D2 Datasheet, PDF (2/40 Pages) Texas Instruments – 6-W Inductor Free Stereo (BTL) Class-D Audio Amplifier

TPA3144D2
SLOS907B – APRIL 2015 – REVISED JULY 2015
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Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Device Comparison Table..................................... 3
6 Pin Configuration and Functions ......................... 3
7 Specifications......................................................... 5
7.1 Absolute Maximum Ratings ...................................... 5
7.2 ESD Ratings ............................................................ 5
7.3 Recommended Operating Conditions....................... 6
7.4 Thermal Information .................................................. 6
7.5 Electrical Characteristics........................................... 6
7.6 Switching Characteristics .......................................... 7
7.7 Typical Characteristics .............................................. 8
8 Parameter Measurement Information ................ 10
9 Detailed Description ............................................ 11
9.1 Overview ................................................................. 11
9.2 Functional Block Diagram ....................................... 12
9.3 Feature Description................................................. 12
9.4 Device Functional Modes........................................ 19
10 Application and Implementation........................ 21
10.1 Application Information.......................................... 21
10.2 Typical Applications ............................................. 21
11 Power Supply Recommendations ..................... 28
11.1 Power Supply Decoupling, C_S ............................. 28
12 Layout................................................................... 29
12.1 Layout Guidelines ................................................. 29
12.2 Layout Example .................................................... 30
13 Device and Documentation Support ................. 31
13.1 Device Support...................................................... 31
13.2 Documentation Support ........................................ 31
13.3 Community Resources.......................................... 31
13.4 Trademarks ........................................................... 31
13.5 Electrostatic Discharge Caution ............................ 31
13.6 Glossary ................................................................ 31
14 Mechanical, Packaging, and Orderable
Information ........................................................... 32
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision A (June 2015) to Revision B
Page
• Changed Figure 5 .................................................................................................................................................................. 8
• Changed Figure 6 .................................................................................................................................................................. 8
• Changed Figure 8 .................................................................................................................................................................. 8
• Changed Figure 14 ................................................................................................................................................................ 9
• Changed Figure 15 ................................................................................................................................................................ 9
• Changed Figure 19 .............................................................................................................................................................. 15
Changes from Original (April 2015) to Revision A
Page
• Changed Wide Supply Voltage Range Feature from 4.5 V to 13.2 V to 4.5 V to 14.4 V....................................................... 1
• Changed Continuous output power TYP from 10 W to 6 W .................................................................................................. 7
• Changed Continuous output power TYP from 10 W to 6 W ................................................................................................. 7
• Changed Continuous output power, PBTL (mono) TYP from 20 W to 12 W ......................................................................... 7
• Changed Figure 3................................................................................................................................................................... 8
• Changed Figure 4................................................................................................................................................................... 8
• Changed Figure 13 ................................................................................................................................................................ 9
• Changed Figure 14 ................................................................................................................................................................ 9
• Changed Figure 15 ................................................................................................................................................................ 9
2
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