数据：
TPA4860: 1-Watt Audio Power Amplifier 数据表 
TPA4860是一种桥接负载（BTL）音频功率放大器，能够为8- 在语音频带频率（f <5 kHz）中从5 V电源加载0.4％THD + N.在大多数应用中，BTL配置无需在输出端使用外部耦合电容。增益通过两个电阻进行外部配置，无需对2至20的设置进行补偿。该放大器的特性是功率敏感应用的关断功能以及耳机接口逻辑，当扬声器驱动器不是时，输出静音需要。内部热保护和短路保护可提高器件的可靠性。它还包括耳机接口逻辑电路，以方便耳机应用。该放大器采用16引脚SOIC表面贴装封装，可缩小电路板空间并便于自动装配。
| Audio Input Type |
| Architecture |
| Speaker Channels (Max) |
| Power Stage Supply (Min) (V) |
| Power Stage Supply (Max) (V) |
| Output Power (W) |
| Load (Min) (ohms) |
| THD + N @ 1 kHz (%) |
| Iq (Typ) (mA) |
| Control Interface |
| Closed/Open Loop |
| Analog Supply (V) (Min) |
| Analog Supply (V) (Max) |
| PSRR (dB) |
| Operating Temperature Range (C) |
| Rating |
| TPA4860 | TPA4861 |
|---|---|
| Analog Input | Analog Input |
| Class-AB | Class-AB |
| Mono | Mono |
| 2.7 | 2.7 |
| 5.5 | 5.5 |
| 1 | 1 |
| 8 | 8 |
| 0.12 | 0.12 |
| 2.5 | 3.5 |
| Hardware | Hardware |
| Closed | Closed |
| 4.5 | 2.5 |
| 5.5 | 5.5 |
| 75 | 75 |
| -40 to 85 | -40 to 85 |
| Catalog | Catalog |
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