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參數(shù)資料
| 型號： | TDA8939TH |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | Zero dead time Class-D 7.5 A power comparator |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO24 |
| 封裝： | PLASTIC, SOT-566-3, HSOP-24 |
| 文件頁數(shù)： | 21/21頁 |
| 文件大小： | 99K |
| 代理商： | TDA8939TH |
Koninklijke Philips Electronics N.V. 2004
All rights are reserved. Reproduction in whole or in part is prohibited without the prior
written consent of the copyright owner. The information presented in this document does
not form part of any quotation or contract, is believed to be accurate and reliable and may
be changed without notice. No liability will be accepted by the publisher for any
consequence of its use. Publication thereof does not convey nor imply any license under
patent- or other industrial or intellectual property rights.
Date of release: 22 April 2004
Document order number: 9397 750 13023
Published in The Netherlands
Philips Semiconductors
TDA8939
Zero dead time Class-D 7.5 A power comparator
23. Contents
1
2
3
4
5
6
7
7.1
7.2
8
8.1
8.2
8.3
General description. . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Quick reference data . . . . . . . . . . . . . . . . . . . . . 2
Ordering information. . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information. . . . . . . . . . . . . . . . . . . . . . 4
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4
Functional description . . . . . . . . . . . . . . . . . . . 5
General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Protections . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Interfacing between controller and the TDA8939 .
6
Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Outputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Reference voltages. . . . . . . . . . . . . . . . . . . . . . 7
Start-up timing. . . . . . . . . . . . . . . . . . . . . . . . . 7
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 8
Thermal characteristics. . . . . . . . . . . . . . . . . . . 8
Static characteristics. . . . . . . . . . . . . . . . . . . . . 9
Dynamic characteristics . . . . . . . . . . . . . . . . . 10
Output power estimation. . . . . . . . . . . . . . . . . 12
Application information. . . . . . . . . . . . . . . . . . 13
Test information. . . . . . . . . . . . . . . . . . . . . . . . 14
Quality information . . . . . . . . . . . . . . . . . . . . . 14
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 15
Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Introduction to soldering surface mount
packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Reflow soldering. . . . . . . . . . . . . . . . . . . . . . . 16
Wave soldering. . . . . . . . . . . . . . . . . . . . . . . . 16
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 17
Package related soldering information . . . . . . 17
Revision history. . . . . . . . . . . . . . . . . . . . . . . . 19
Data sheet status. . . . . . . . . . . . . . . . . . . . . . . 20
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Contact information . . . . . . . . . . . . . . . . . . . . 20
8.3.1
8.3.2
8.3.3
8.4
9
10
11
12
13
14
15
15.1
16
17
17.1
17.2
17.3
17.4
17.5
18
19
20
21
22
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| TDA8939TH/N1,518 | 制造商:NXP Semiconductors 功能描述: |
| TDA8941 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:1.5 W mono Bridge Tied Load BTL audio amplifier |
| TDA8941P | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:1.5 W mono Bridge Tied Load BTL audio amplifier |
| TDA8941P/N1,112 | 功能描述:音頻放大器 1X1.5W AUDIO AMP RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA8942 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:2 x 1.5 W stereo Bridge Tied Load BTL audio amplifier |
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