TDA749X（TDA7491LP/TDA7491P/TDA7491HV/TDA7492P/TDA7492/TDA7498L/TDA7498/TDA7498E)系列放大器能够在立体声和单声道模式中实现音频系统的灵活配置，并提供单声道并行功能，在2.1声道音响系统配置中驱动超低音扬声器/低音扬声器。
管教排列图
图1 TDA7491LP/TDA7491P/TDA7491HV/TDA7492P管教排列（PowerSSO-36封装，散热片在底部）
图2 TDA7492/TDA7498L/TDA7498/TDA7498E管教排列（PowerSSO-36封装，散热片在顶部）
性能介绍
| TDA7491LP |
2X5W/6V/4Ω |
|
PowerSSO-36 |
5V-14V |
5W双声道D类功放IC |
| TDA7491P |
2X10W/12V/8Ω |
|
PowerSSO-36 |
5V-18V |
10W双声道CLASS-D |
| TDA7491HV |
2X20W/18V/8Ω |
|
PowerSSO-36 |
5V-18V |
20W双声道D类功放IC |
| TDA7492P |
2X25W/20V/8Ω |
|
PowerSSO-36 |
8V-6V |
25W双声道D类功放IC |
| TDA7492 |
2X50W/25V/6Ω或2X40W/25V/8Ω |
|
PowerSSO-36 |
8V-26V |
50W双声道D类功放IC |
| TDA7498L |
2X80W/32V/6Ω |
|
PowerSSO-36 |
10V-36V |
80W双声道D类功放IC |
| TDA7498 |
2X100W/36V/6Ω或2X80W/34V/8Ω |
|
PowerSSO-36 |
10V-39V |
100W双声道D类功放IC |
| TDA7498E |
2X160W/36V/4Ω或220W/36V/3Ω |
|
PowerSSO-36 |
14V-36V |
160W双声道D类功放IC |
应用原理图
TDA749X系列PBTL（双声道并联单声道）输出应用电路图
我司专注于ST原装 D类功放IC的销售推广，详细的产品资料请查阅：http://www.szczkjgs.com/product_1034.htm |
