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数据: 具有较低空闲功率损耗的TPA3128D2、TPA3129D2 2x30W 2x15W D 类放大器 数据表 (Rev. C)
TPA3128D2和TPA3129D2低空闲功率损耗,有助于延长蓝牙/无线扬声器和其他电池供电音频系统的电池寿命.TPA3128D2器件的效率非常高,可在双层PCB上提供2×30W的功率,且无需外部散热器.TPA3129D2器件的效率非常高,可在双层PCB上提供2×15W的功率,且无需外部散热器。该器件建议用在高效振压模式,这样能够动态减小外部。选择来避免AM干扰,从而可实现多个器件的同步。
TPA31xxD2器件具有短路保护和热保护以及过压,欠压和直流保护,可全面防止出现故障。在过载情况下,器件会将故障情况报告给处理器,从而避免自身遭到损坏。
所有商标均为其各自所有者的财产。
| Audio Input Type |
| Architecture |
| Speaker Channels (Max) |
| Power Stage Supply (Min) (V) |
| Power Stage Supply (Max) (V) |
| Output Power (W) |
| Load (Min) (ohms) |
| SNR (dB) |
| THD + N @ 1 kHz (%) |
| Iq (Typ) (mA) |
| Control Interface |
| Closed/Open Loop |
| Analog Supply (V) (Min) |
| Analog Supply (V) (Max) |
| Power to Parallel Bridge Tied Load (Max) (W) |
| PSRR (dB) |
| Operating Temperature Range (C) |
| Rating |
| TPA3128D2 | TPA3116D2 | TPA3118D2 | TPA3126D2 | TPA3136D2 | TPA3156D2 |
|---|---|---|---|---|---|
| Analog Input | Analog Input | Analog Input | Analog Input | Analog Input | Analog Input |
| Class-D | Class-D | Class-D | Class-D | Class-D | Class-D |
| Stereo | Stereo | Stereo | Stereo | Stereo | Stereo |
| 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
| 26 | 26 | 26 | 26 | 14.4 | 26 |
| 30 | 50 | 50 | 50 | 10 | 70 |
| 2 | 4 | 4 | 4 | 4 | 2 |
| 102 | 102 | 102 | 102 | 102 | 102 |
| 0.1 | 0.1 | 0.1 | 0.02 | 0.04 | 0.1 |
| 17 | 20 | 20 | 23 | 35 | 17 |
| Hardware | Hardware | Hardware | Hardware | Hardware | Hardware |
| Closed | Closed | Closed | Closed | Closed | Closed |
| 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
| 26 | 26 | 26 | 26 | 14.4 | 26 |
| 60 | 100 | 60 | 100 | 20 | 100 |
| 70 | 70 | 70 | 70 | 80 | 70 |
| -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |