NXP Semiconductors
SA58670
2.1 W/channel stereo Class D audio amplifier
NXP B.V. 2007.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 22 June 2007
Document identifier: SA58670_1
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
18. Contents
1
2
3
4
5
6
6.1
6.2
7
8
9
10
11
11.1
11.2
11.3
11.4
11.5
11.6
12
13
13.1
13.2
13.3
13.4
14
15
16
16.1
16.2
16.3
16.4
17
18
General description. . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information. . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information. . . . . . . . . . . . . . . . . . . . . . 3
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 4
Static characteristics. . . . . . . . . . . . . . . . . . . . . 5
Dynamic characteristics . . . . . . . . . . . . . . . . . . 6
Typical performance curves . . . . . . . . . . . . . . . 7
Application information. . . . . . . . . . . . . . . . . . . 9
Power supply decoupling considerations . . . . . 9
Input capacitor selection. . . . . . . . . . . . . . . . . . 9
PCB layout considerations . . . . . . . . . . . . . . . 10
Filter-free operation and ferrite bead filters. . . 10
Efficiency and thermal considerations . . . . . . 10
Additional thermal information . . . . . . . . . . . . 11
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 12
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Introduction to soldering . . . . . . . . . . . . . . . . . 13
Wave and reflow soldering . . . . . . . . . . . . . . . 13
Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 13
Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 14
Abbreviations. . . . . . . . . . . . . . . . . . . . . . . . . . 15
Revision history. . . . . . . . . . . . . . . . . . . . . . . . 16
Legal information. . . . . . . . . . . . . . . . . . . . . . . 17
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 17
Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Contact information. . . . . . . . . . . . . . . . . . . . . 17
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18