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TPA2038D1是一款3.2W功率进入4欧姆负载(10%THD)高效无滤波器D类音频功率放大器。增益引脚将增益设定为6dB或12dB。
诸如95%的效率,1.5mA静态电流,0.5μA关断电流,81dB电源抑制比(PSRR),20μV输出噪声和改进的射频(RF)抗扰度使得TPA2038D1 D类放大器非常适合于蜂窝手机应用。
TPA2038D1采用1.21mm x 1.16mm,0.4焊球间距晶圆级芯片封装(WCSP) 。
| 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) |
| PSRR (dB) |
| Operating Temperature Range (C) |
| Rating |
| TPA2038D1 |
|---|
| Analog Input |
| Class-D |
| Mono |
| 2.5 |
| 5.5 |
| 3.2 |
| 4 |
| 95 |
| 0.12 |
| 1.8 |
| GPIO |
| Open |
| 2.5 |
| 5.2 |
| 86 |
| -40 to 85 |
| Catalog |