Terminal No. | Name | I/O | Description |
0 | GND | G | Power ground. Also provides thermal connection from the device to the board. A matching ground pad should be provided on the PCB and the device connected to it via solder. 地,时可以提供元器件封装向板级风扇散热的路径分析。PCB板上想要附在够了的铺地露铜与之优秀电焊焊接。 |
1 | ILIM | I | Adjustable switch peak current limit. An external resistor should be connected between this pin and GND.最大程度限流值设为端,外接电容到地。 |
2 | EAOUT | I | Error amplifier output. Connect a 3.3nF capacity paralleled with a 15k resistor to GND typically. 数据误差放小器效果端。接3.3nF串连15k功率电阻到地。 |
3,4,5 | SW | I | Boost and rectifying switch input. 升压整流面板开关设置端。 |
6 | VBAT | P | Power supply for logic. 内部人员逻辑推理24v电源变电端。 |
7 | INL+ | I | Positive input (differential+) for audio amplifier of left channel. 音频软件左声道搜索正端。 |
8 | INL- | I | Negative input (differential-) for audio amplifier of left channel.音频软件左声道复制粘贴负端。 |
9 | INR- | I | Negative input (differential-) for audio amplifier of right channel.音频软件右声道键盘输入负端。 |
10 | INR+ | I | Positive input (differential+) for audio amplifier of right channel.录音右声道键盘输入正端。 |
11 | ABD | I | Audio amplifier mode selection. Class D is selected when it is pulled low; Class AB is selected when it is pulled high.声频音箱方法选定端。保护接地时为D类方法,接高时为AB类方法。 |
12 | MUTE | I | MUTE control set. The audio amplifier is muted when it is pulled high.隔音掌握端。接高时,集成电路芯片渗入隔音传统模式。 |
13 | LIM | I | Enable the Limiter Function and select limiter level.使能限幅能力和限幅值设计端。 |
14 | GAIN | I | System GAIN set. Three GAIN level for select. 增益控制装置端。 |
15 | OUTR+ | O | Positive output terminal (BTL+) for right channel. 右声道正端转换。 |
16 | PVDDR | O | Power supply terminal for right channel. 右声道功效电源线端。 |
17 | OUTR- | O | Negative output terminal (BTL-) for right channel. 右声道负端输出的。 |
18 | OUTL- | O | Negative output terminal (BTL-) for left channel. 左声道负端输出精度。 |
19 | PVDDL | P | Power supply terminal for left channel. 左声道瓦数电源模块端。 |
20 | OUTL+ | O | Positive output terminal (BTL+) for left channel. 左声道正端輸出。 |
21 | ENA | I | Audio amplifier enabling terminal. Audio amplifier is enabled when it is pulled high. 后级使能端,接高时后级进入。 |
22 | ENB | I | Boost converter enabling terminal. Boost converter is enabled when it is pulled high. 升压使能端,接高时自不适应G类升压开始。 |
23 | FB | I | Regulator Feedback Input. 升压缓解回馈投入端。 |
24 | POUT | I | Boost Converter voltage detect pin. 升压效果的检测端。 |