STK 402 070 PDF Download - A Guide to the Two-Channel Class AB Audio Power Amplifier IC
If you are looking for a reliable and high-performance audio power amplifier IC, you might want to consider the STK 402 070 from Sanyo Semicon Device. This IC is a two-channel class AB audio power amplifier that can deliver 40 W of output power per channel. It has a wide operating voltage range, low distortion, and high efficiency. It is suitable for various applications, such as home audio systems, car audio systems, and portable speakers. In this article, we will provide you with some information about the STK 402 070, including its features, specifications, pin configuration, and datasheet.
Features of the STK 402 070
The STK 402 070 has several features that make it a great choice for audio power amplification. Some of these features are:
- It has a built-in muting circuit that can reduce the pop noise when the power is turned on or off.
- It has a built-in thermal shutdown circuit that can protect the IC from overheating.
- It has a built-in overcurrent protection circuit that can prevent the IC from being damaged by excessive current.
- It has a built-in standby switch that can reduce the power consumption when the IC is not in use.
- It has a compact package that can save space and simplify the circuit design.
Specifications of the STK 402 070
The STK 402 070 has the following specifications:
| Output power (per channel) |
| Total harmonic distortion |
| Quiescent current (per channel) |
[Source] [Source] [Source]
Pin Configuration of the STK 402 070
The STK 402 070 has a total of 18 pins, arranged in two rows of nine pins each. The pin configuration is shown in the following diagram:
The functions of each pin are as follows:
| Pin Number | Pin Name | Description |
|---|
| 1 | Vcc1 (+) | The positive supply voltage for channel 1. |
| 2 | Bias (+) | The bias voltage for both channels. |
| 3 | In1 (+) | The non-inverting input for channel 1. |
| 4 | In1 (-) | The inverting input for channel 1. |
| 5 | GND1 (-) | The ground for channel 1. |
| 6 | GND2 (-) | The ground for channel 2. |
| 7 | In2 (-) | The inverting input for channel 2. |
| 8 | In2 (+) | The non-inverting input for channel 2. |
| 9 | Bias (-) | The bias voltage for both channels. |
| 10 | Vcc2 (+) | The positive supply voltage for channel 2. |
| 11 | Out2 | The output for channel 2. |
| 12 | STB | The standby switch. When this pin is connected to the ground, the IC enters the standby mode and reduces the power consumption. |
| 13 | Mute | The muting switch. When this pin is connected to the ground, the IC enters the muting mode and reduces the pop noise. |
| 14 | N.C. | No connection. This pin is not used. |
| 15 | Fb2 | The feedback for channel 2. |
| 16 | Fb1 | The feedback for channel 1. |
| 17 | N.C. | No connection. This pin is not used. |
| The output for channel 1. | |
[Source] [Source] [Source]
Datasheet of the STK 402 070
If you want to learn more about the STK 402 070, you can download its datasheet from the following links:
- [STK 402 070 Datasheet (PDF) - Sanyo Semicon Device]
- [STK 402 070 Datasheet (PDF) - Sanyo Semicon Device]
- [STK 402 070 Datasheet (PDF) - Sanyo Semicon Device]
The datasheet contains detailed information about the STK 402 070, such as its electrical characteristics, application circuits, package dimensions, and precautions for use. It also provides some tips on how to improve the sound quality and reliability of the IC. The datasheet is a valuable resource for anyone who wants to use the STK 402 070 in their projects.
Conclusion
The STK 402 070 is a two-channel class AB audio power amplifier IC that can provide 40 W of output power per channel. It has a wide operating voltage range, low distortion, and high efficiency. It also has some built-in protection and control circuits that can enhance its performance and safety. The STK 402 070 is a versatile and easy-to-use IC that can be used for various audio power amplification applications. If you are interested in the STK 402 070, you can download its datasheet from the links provided above and start using it in your projects.
