SA58670 Datasheet, PDF (18/18 Pages) NXP Semiconductors – 2.1 W/channel stereo Class D audio amplifier

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