TDF8590TH NXP Semiconductors, TDF8590TH Datasheet - Page 30

The TDF8590TH is a high-efficiency class-D audio power amplifier with low powerdissipation for application in car audio systems

TDF8590TH

Manufacturer Part Number
TDF8590TH
Description
The TDF8590TH is a high-efficiency class-D audio power amplifier with low powerdissipation for application in car audio systems
Manufacturer
NXP Semiconductors
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDF8590TH
Manufacturer:
ST
0
Part Number:
TDF8590TH
Manufacturer:
NXP/恩智浦
Quantity:
20 000
NXP Semiconductors
17. Contents
1
2
3
4
5
5.1
5.2
6
6.1
6.2
6.3
6.4
6.4.1
6.4.2
6.4.3
6.4.4
6.4.5
6.5
6.6
7
8
9
10
10.1
10.2
11
12
12.1
12.2
12.3
12.4
12.5
12.6
12.7
12.8
13
14
15
15.1
15.2
15.3
15.4
16
17
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Ordering information . . . . . . . . . . . . . . . . . . . . . 1
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information . . . . . . . . . . . . . . . . . . . . . . 2
Functional description . . . . . . . . . . . . . . . . . . . 3
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 10
Thermal characteristics. . . . . . . . . . . . . . . . . . 11
Static characteristics. . . . . . . . . . . . . . . . . . . . 11
Dynamic characteristics . . . . . . . . . . . . . . . . . 13
Switching characteristics . . . . . . . . . . . . . . . . 15
Application information. . . . . . . . . . . . . . . . . . 15
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 27
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 28
Legal information. . . . . . . . . . . . . . . . . . . . . . . 29
Contact information. . . . . . . . . . . . . . . . . . . . . 29
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Mode selection . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pulse width modulation frequency . . . . . . . . . . 5
Protections . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Thermal foldback . . . . . . . . . . . . . . . . . . . . . . . 6
Overtemperature protection . . . . . . . . . . . . . . . 6
Overcurrent protection . . . . . . . . . . . . . . . . . . . 6
Window protection . . . . . . . . . . . . . . . . . . . . . . 8
Supply voltage protections . . . . . . . . . . . . . . . . 8
Diagnostic output . . . . . . . . . . . . . . . . . . . . . . . 9
Differential inputs . . . . . . . . . . . . . . . . . . . . . . . 9
Dynamic characteristics (SE) . . . . . . . . . . . . . 13
Dynamic characteristics (BTL) . . . . . . . . . . . . 14
BTL application . . . . . . . . . . . . . . . . . . . . . . . . 15
Output power estimation. . . . . . . . . . . . . . . . . 15
External clock . . . . . . . . . . . . . . . . . . . . . . . . . 16
Noise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Heat sink requirements. . . . . . . . . . . . . . . . . . 17
Pumping effects . . . . . . . . . . . . . . . . . . . . . . . 17
Application schematics . . . . . . . . . . . . . . . . . . 18
Curves measured in reference design . . . . . . 21
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 29
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
2
80 W SE (4 ) or 1
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.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
160 W BTL (8 ) class-D amplifier
TDF8590TH
Document identifier: TDF8590TH_2
Date of release: 23 April 2007
All rights reserved.

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