SA58670A Datasheet, PDF (24/24 Pages) NXP Semiconductors – 2.1 W/channel stereo class-D audio amplifier

NXP Semiconductors
19. 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. . . . . . . . . . . . . . . . . . 16
11.1
Power supply decoupling considerations . . . . 16
11.2
Input capacitor selection . . . . . . . . . . . . . . . . . 16
11.3
PCB layout considerations . . . . . . . . . . . . . . . 17
11.4
Filter-free operation and ferrite bead filters. . . 17
11.5
Efficiency and thermal considerations . . . . . . 18
11.6
Additional thermal information . . . . . . . . . . . . 18
12
Test information . . . . . . . . . . . . . . . . . . . . . . . . 18
13
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 19
14
Soldering of SMD packages . . . . . . . . . . . . . . 20
14.1
Introduction to soldering . . . . . . . . . . . . . . . . . 20
14.2
Wave and reflow soldering . . . . . . . . . . . . . . . 20
14.3
Wave soldering . . . . . . . . . . . . . . . . . . . . . . . . 20
14.4
Reflow soldering . . . . . . . . . . . . . . . . . . . . . . . 21
15
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 22
16
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 22
17
Legal information. . . . . . . . . . . . . . . . . . . . . . . 23
17.1
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 23
17.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
17.3
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
17.4
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
18
Contact information. . . . . . . . . . . . . . . . . . . . . 23
19
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
SA58670A
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. 2008.
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: 23 October 2008
Document identifier: SA58670A_2