仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Last Time Buy |
| Type | Class AB |
| OutputType | 1-Channel (Mono) |
| MaxOutputPowerxChannels@Load | 1.08W x 1 @ 8Ohm |
| Voltage-Supply | 2.2V ~ 5.5V |
| Features | Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown |
| MountingType | Surface Mount |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| SupplierDevicePackage | 8-MSOP |
概要
Description
The NCP2890DMR2G is a low-voltage audio power amplifier designed for portable electronic devices, manufactured by ON Semiconductor. It is particularly suitable for battery-operated applications due to its low power consumption and efficient operation. The device is capable of delivering high-quality audio output with minimal distortion and noise, making it ideal for use in smartphones, tablets, and other handheld devices.
Key features include a bridge-tied load (BTL) configuration, which increases output power without needing a larger voltage supply. The NCP2890DMR2G also integrates pop-and-click suppression to prevent unwanted noise during power-up and shutdown, enhancing the user experience. It operates in a voltage range typically between 2.2V and 5.5V, making it compatible with various battery types and configurations.
The amplifier is housed in a small DFN package, allowing for space-saving in compact designs. Overall, the NCP2890DMR2G provides a balance of performance, efficiency, and size, making it a practical choice for modern portable audio applications.
Key features include a bridge-tied load (BTL) configuration, which increases output power without needing a larger voltage supply. The NCP2890DMR2G also integrates pop-and-click suppression to prevent unwanted noise during power-up and shutdown, enhancing the user experience. It operates in a voltage range typically between 2.2V and 5.5V, making it compatible with various battery types and configurations.
The amplifier is housed in a small DFN package, allowing for space-saving in compact designs. Overall, the NCP2890DMR2G provides a balance of performance, efficiency, and size, making it a practical choice for modern portable audio applications.
Equivalent
The NCP2890DMR2G is a low voltage audio power amplifier. Equivalent products might include:
1. LM4864 from Texas Instruments - an audio power amplifier suitable for low voltage applications.
2. TDA2822M from STMicroelectronics - a dual low voltage audio power amplifier.
3. PAM8403 from Diodes Incorporated - a low voltage digital audio amplifier.
It's important to compare specifications such as power output, voltage range, and package type to ensure compatibility with your specific application.
1. LM4864 from Texas Instruments - an audio power amplifier suitable for low voltage applications.
2. TDA2822M from STMicroelectronics - a dual low voltage audio power amplifier.
3. PAM8403 from Diodes Incorporated - a low voltage digital audio amplifier.
It's important to compare specifications such as power output, voltage range, and package type to ensure compatibility with your specific application.
Features
The NCP2890DMR2G is a low-voltage audio power amplifier designed for portable applications. Key features include:
1. Output Power: Delivers up to 1 W of continuous average power into an 8Ω load, with less than 1% total harmonic distortion (THD) when powered by a 5V supply.
2. Efficiency: Highly efficient, minimizing heat generation and conserving battery life.
3. Shutdown Mode: Includes a low-power shutdown mode to reduce current consumption to less than 1 μA, extending battery life.
4. Short-Circuit Protection: Provides protection against output short circuits, enhancing reliability.
5. Thermal Protection: Integrated thermal shutdown ensures the device is protected from overheating.
6. Depop Circuitry: Minimizes noise during the power-up and shutdown sequences, improving audio quality.
7. Gain Configurability: Features external resistors for easy gain setting, allowing customization for different applications.
8. Package Type: Available in a compact 8-pin Micro8 package, suitable for space-constrained designs.
9. Operating Voltage: Functions efficiently over a wide supply voltage range from 2.2V to 5.5V.
These features make the NCP2890DMR2G ideal for use in smart devices, portable speakers, and other battery-powered applications.
1. Output Power: Delivers up to 1 W of continuous average power into an 8Ω load, with less than 1% total harmonic distortion (THD) when powered by a 5V supply.
2. Efficiency: Highly efficient, minimizing heat generation and conserving battery life.
3. Shutdown Mode: Includes a low-power shutdown mode to reduce current consumption to less than 1 μA, extending battery life.
4. Short-Circuit Protection: Provides protection against output short circuits, enhancing reliability.
5. Thermal Protection: Integrated thermal shutdown ensures the device is protected from overheating.
6. Depop Circuitry: Minimizes noise during the power-up and shutdown sequences, improving audio quality.
7. Gain Configurability: Features external resistors for easy gain setting, allowing customization for different applications.
8. Package Type: Available in a compact 8-pin Micro8 package, suitable for space-constrained designs.
9. Operating Voltage: Functions efficiently over a wide supply voltage range from 2.2V to 5.5V.
These features make the NCP2890DMR2G ideal for use in smart devices, portable speakers, and other battery-powered applications.
Pinout
The NCP2890DMR2G is an audio power amplifier integrated circuit. It is designed to drive small speakers in portable electronic devices. The device is typically available in an 8-pin Micro-8 (or similar) package. Here is a brief overview of its pin functions:
1. VDD: Power supply pin for the device.
2. IN+: Positive input for the audio signal.
3. IN-: Negative input for the audio signal.
4. SHDN: Shutdown mode control, used to enable or disable the amplifier.
5. BYPASS: Bypass capacitor connection for noise reduction.
6. GND: Ground connection for the amplifier.
7. OUT+: Positive output for the speaker or load.
8. OUT-: Negative output for the speaker or load.
The NCP2890DMR2G is primarily used in low-power audio applications and is suitable for enhancing sound quality in portable devices.
1. VDD: Power supply pin for the device.
2. IN+: Positive input for the audio signal.
3. IN-: Negative input for the audio signal.
4. SHDN: Shutdown mode control, used to enable or disable the amplifier.
5. BYPASS: Bypass capacitor connection for noise reduction.
6. GND: Ground connection for the amplifier.
7. OUT+: Positive output for the speaker or load.
8. OUT-: Negative output for the speaker or load.
The NCP2890DMR2G is primarily used in low-power audio applications and is suitable for enhancing sound quality in portable devices.
Manufacturer
The NCP2890DMR2G is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a company that specializes in the design and manufacturing of semiconductor components. They offer a wide variety of products including power and signal management, logic, discrete, and custom devices for a wide range of applications. These applications span across various industries such as automotive, industrial, communications, computing, consumer electronics, and more. onsemi is known for its focus on energy-efficient innovations and environmentally friendly solutions, striving to deliver high-performance silicon solutions for energy-efficient electronics.
Application
The NCP2890DMR2G is a low-voltage audio power amplifier primarily used in portable electronic devices. Key application areas include:
1. Mobile Phones: Enhances audio output for clearer sound quality.
2. MP3 Players: Amplifies audio signals for better music playback.
3. Portable Media Players: Provides efficient sound amplification.
4. Laptops and Notebooks: Improves audio performance in compact form factors.
5. Handheld Gaming Devices: Enhances audio experience in gaming applications.
6. Personal Digital Assistants (PDAs): Offers better sound output for multimedia functions.
Its low power consumption and compact design make it ideal for battery-operated devices.
1. Mobile Phones: Enhances audio output for clearer sound quality.
2. MP3 Players: Amplifies audio signals for better music playback.
3. Portable Media Players: Provides efficient sound amplification.
4. Laptops and Notebooks: Improves audio performance in compact form factors.
5. Handheld Gaming Devices: Enhances audio experience in gaming applications.
6. Personal Digital Assistants (PDAs): Offers better sound output for multimedia functions.
Its low power consumption and compact design make it ideal for battery-operated devices.
Package
The NCP2890DMR2G is typically available in an 8-pin Micro8 package type. This package is compact and suitable for applications requiring a small footprint.
