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TPA3156D2具有低空闲功率损耗,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。 TPA3156D2器件的高效率使其能够在双层PCB上使用外部散热器实现2×70 W的功率。该器件集成了效率提升模式,可动态降低外部LC滤波器的电流纹波和空闲电流。
TPA3156D2高级振荡器/PLL电路采用多开关频率选项,以避免AM干扰,这是一起实现的可选择master orslave选项,可以同步多个设备。
TPA3156D2器件具有短路保护和热保护以及过压,欠压和直流保护功能,可完全防止故障。故障被报告回处理器以防止设备在过载情况下被损坏。
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 |
TPA3156D2 | TPA3116D2 | TPA3126D2 | TPA3128D2 | TPA3136D2 |
---|---|---|---|---|
Analog Input | Analog Input | Analog Input | Analog Input | Analog Input |
Class-D | Class-D | Class-D | Class-D | Class-D |
Stereo | Stereo | Stereo | Stereo | Stereo |
4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
26 | 26 | 26 | 26 | 14.4 |
70 | 50 | 50 | 30 | 10 |
2 | 4 | 4 | 2 | 4 |
102 | 102 | 102 | 102 | 102 |
0.1 | 0.1 | 0.02 | 0.1 | 0.04 |
17 | 20 | 23 | 17 | 35 |
Hardware | Hardware | Hardware | Hardware | Hardware |
Closed | Closed | Closed | Closed | Closed |
4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
26 | 26 | 26 | 26 | 14.4 |
100 | 100 | 100 | 60 | 20 |
70 | 70 | 70 | 70 | 80 |
-40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
Catalog | Catalog | Catalog | Catalog | Catalog |