数据:
300-W STEREO / 400 MONO PurePath HD DIGITAL-INPUT POWER STAGE 数据表
TAS5631B是一款高性能PWM输入D类放大器,集成了闭环反馈技术(称为PurePath HD技术),具有驱动能力单个50 V电源可将高达300 W (1)的立体声转换为4Ω至8Ω扬声器。
PurePath HD技术可实现传统的AB放大器性能(<提供传统D类放大器的功率效率时,0.03%THD)电平。
与传统的D类放大器不同,失真曲线在输出电平进入削波状态之前不会增加。
PurePath HD技术可降低空闲损耗,使设备更加高效。
所有其他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) |
| Sampling Rate (Max) (kHz) |
| PSRR (dB) |
| Operating Temperature Range (C) |
| Rating |
| TAS5631B | TAS5612LA | TAS5614LA | TAS5622A | TAS5624A | TAS5634 |
|---|---|---|---|---|---|
| PWM | PWM | PWM | PWM | PWM | PWM |
| Class-D | Class-D | Class-D | Class-D | Class-D | Class-D |
| 4 | 4 | 4 | 4 | 4 | 4 |
| 25 | 12 | 12 | 12 | 12 | 12 |
| 52.5 | 32.5 | 36 | 34 | 36 | 58 |
| 300 | 125 | 150 | 125 | 150 | 300 |
| 4 | 4 | 4 | 1.5 | 1.5 | 3 |
| 103 | 105 | 105 | 105 | 105 | 105 |
| 0.03 | 0.05 | 0.03 | 0.025 | 0.025 | 0.025 |
| 24.8 | 22.3 | 22.3 | 23.4 | 23.4 | 29.5 |
| Hardware | Hardware | Hardware | Hardware | Hardware | Hardware |
| Closed | Closed | Closed | Closed | Closed | Closed |
| 10.8 | 10.8 | 10.8 | 13.2 | 13.2 | 10.8 |
| 13.2 | 13.2 | 13.2 | 10.8 | 10.8 | 13.2 |
| 400 | 250 | 300 | 300 | 400 | 600 |
| 48 | 48 | 48 | 48 | 48 | 48 |
| 80 | 80 | 80 | 65 | 65 | 70 |
| 0 to 70 | 0 to 125 | 0 to 125 | -40 to 125 | 0 to 70 | 0 to 70 |
| Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
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