參數(shù)資料
型號: TDA8946J
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 2 x 15 W stereo Bridge Tied Load (BTL) audio amplifier(2 x 15W立體聲BTL音頻放大器)
中文描述: 15 W, 2 CHANNEL, AUDIO AMPLIFIER, PZIP17
封裝: PLASTIC, DIL-BENT-SIL, 17 PIN
文件頁數(shù): 23/23頁
文件大?。?/td> 393K
代理商: TDA8946J
Philips Electronics N.V. 2000.
Printed in The Netherlands
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: 14 March 2000
Document order number: 9397 750 06863
Contents
Philips Semiconductors
TDA8946J
2 x 15 W stereo BTL audio amplifier
1
2
3
4
5
6
7
7.1
7.2
8
8.1
8.2
8.2.1
8.2.2
8.3
8.3.1
8.4
8.5
8.5.1
8.5.2
9
10
11
12
13
14
14.1
14.1.1
14.1.2
14.2
15
15.1
15.2
16
17
17.1
General description
. . . . . . . . . . . . . . . . . . . . . . 1
Features
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Quick reference data
. . . . . . . . . . . . . . . . . . . . . 1
Ordering information
. . . . . . . . . . . . . . . . . . . . . 2
Block diagram
. . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pinning information
. . . . . . . . . . . . . . . . . . . . . . 3
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3
Functional description
. . . . . . . . . . . . . . . . . . . 4
Input configuration . . . . . . . . . . . . . . . . . . . . . . 4
Power amplifier. . . . . . . . . . . . . . . . . . . . . . . . . 5
Output power measurement. . . . . . . . . . . . . . . 5
Headroom. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Mode selection . . . . . . . . . . . . . . . . . . . . . . . . . 5
Switch-on and switch-off. . . . . . . . . . . . . . . . . . 6
Supply Voltage Ripple Rejection (SVRR). . . . . 6
Built-in protection circuits . . . . . . . . . . . . . . . . . 6
Short-circuit protection . . . . . . . . . . . . . . . . . . . 6
Thermal shutdown protection . . . . . . . . . . . . . . 6
Limiting values
. . . . . . . . . . . . . . . . . . . . . . . . . . 7
Thermal characteristics
. . . . . . . . . . . . . . . . . . . 7
Static characteristics
. . . . . . . . . . . . . . . . . . . . . 7
Dynamic characteristics
. . . . . . . . . . . . . . . . . . 8
Internal circuitry
. . . . . . . . . . . . . . . . . . . . . . . . 13
Application information
. . . . . . . . . . . . . . . . . . 14
Printed-circuit board (PCB). . . . . . . . . . . . . . . 14
Layout and grounding. . . . . . . . . . . . . . . . . . . 14
Power supply decoupling . . . . . . . . . . . . . . . . 15
Thermal behaviour and heatsink calculation . 16
Test information
. . . . . . . . . . . . . . . . . . . . . . . . 16
Quality information . . . . . . . . . . . . . . . . . . . . . 16
Test conditions . . . . . . . . . . . . . . . . . . . . . . . . 16
Package outline
. . . . . . . . . . . . . . . . . . . . . . . . 17
Soldering
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Introduction to soldering through-hole
mount packages . . . . . . . . . . . . . . . . . . . . . . 18
Soldering by dipping or by solder wave . . . . . 18
Manual soldering . . . . . . . . . . . . . . . . . . . . . . 18
Package related soldering information . . . . . . 18
Revision history
. . . . . . . . . . . . . . . . . . . . . . . . 19
Data sheet status
. . . . . . . . . . . . . . . . . . . . . . . 21
Definitions
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Disclaimers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
17.2
17.3
17.4
18
19
20
21
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA8946J/N1,112 功能描述:音頻放大器 AUDIO AMP 2X15W 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
TDA8947J 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:4-channel audio amplifier (SE: 1 W to 25 W; BTL: 4 W to 50 W)
TDA8947J/N3,112 功能描述:音頻放大器 3/4 CHANNEL AUD 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
TDA8948J 功能描述:音頻放大器 4X10W MPA 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
TDA8948J/N1,112 功能描述:音頻放大器 4X10W MPA 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