仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Class D |
| OutputType | 2-Channel (Stereo) |
| MaxOutputPowerxChannels@Load | 25W x 2 @ 4Ohm |
| Voltage-Supply | 10V ~ 30V |
| Features | Depop, Mute, Short-Circuit and Thermal Protection, Shutdown |
| MountingType | Surface Mount |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| SupplierDevicePackage | 24-HTSSOP |
概要
Description
The TPA3123D2PWPR is a high-performance Class-D audio amplifier chip designed by Texas Instruments. It is optimized for high-efficiency power amplification, making it suitable for various audio applications such as home theater systems, televisions, and powered speakers. The device operates with a wide supply voltage range and can deliver up to 25W per channel into an 8-ohm load in stereo mode or higher power in mono configurations.
Key features of the TPA3123D2PWPR include low total harmonic distortion (THD), high signal-to-noise ratio (SNR), and efficient heat dissipation, thanks to its advanced thermal management design. The chip includes built-in protection mechanisms such as over-temperature and short-circuit protection to enhance reliability and longevity.
The TPA3123D2PWPR's compact PowerPAD package allows for efficient heat sinking, crucial for maintaining performance in compact audio systems. This amplifier is designed to be easy to integrate into a variety of audio applications, offering a balance of power efficiency, audio quality, and protection features.
Key features of the TPA3123D2PWPR include low total harmonic distortion (THD), high signal-to-noise ratio (SNR), and efficient heat dissipation, thanks to its advanced thermal management design. The chip includes built-in protection mechanisms such as over-temperature and short-circuit protection to enhance reliability and longevity.
The TPA3123D2PWPR's compact PowerPAD package allows for efficient heat sinking, crucial for maintaining performance in compact audio systems. This amplifier is designed to be easy to integrate into a variety of audio applications, offering a balance of power efficiency, audio quality, and protection features.
Equivalent
The TPA3123D2PWPR is a class D audio amplifier chip. Equivalent products with similar functionality and specifications include:
1. TPA3116D2 by Texas Instruments
2. MAX9744 by Maxim Integrated
3. STA540 by STMicroelectronics
4. PAM8610 by Diodes Incorporated
These alternatives offer similar performance in terms of power output and efficiency for audio amplification applications, though specific features may vary. Always compare datasheets to ensure compatibility with your specific requirements.
1. TPA3116D2 by Texas Instruments
2. MAX9744 by Maxim Integrated
3. STA540 by STMicroelectronics
4. PAM8610 by Diodes Incorporated
These alternatives offer similar performance in terms of power output and efficiency for audio amplification applications, though specific features may vary. Always compare datasheets to ensure compatibility with your specific requirements.
Features
The TPA3123D2PWPR is a stereo class-D audio amplifier from Texas Instruments. Key features include:
1. Output Power: It delivers up to 25W per channel into an 8-ohm load, making it suitable for medium-power audio applications.
2. Efficiency: High efficiency of over 90% reduces heat generation, enhancing longevity and performance.
3. Supply Voltage: Operates with a supply voltage range from 10V to 30V, providing flexibility for different power sources.
4. Protection Features: Includes over-temperature and short-circuit protection to prevent damage under fault conditions.
5. Modulation Schemes: Utilizes advanced modulation for reduced distortion and improved sound quality.
6. Component Integration: Contains integrated feedback resistors and a high level of output integration to minimize external components.
7. Thermal Pad: Comes in a thermally enhanced PowerPAD package, helping to dissipate heat effectively.
8. Applications: Ideal for use in consumer electronics like televisions, PC speakers, and home theater systems.
These features make the TPA3123D2PWPR an efficient and robust solution for audio amplification needs.
1. Output Power: It delivers up to 25W per channel into an 8-ohm load, making it suitable for medium-power audio applications.
2. Efficiency: High efficiency of over 90% reduces heat generation, enhancing longevity and performance.
3. Supply Voltage: Operates with a supply voltage range from 10V to 30V, providing flexibility for different power sources.
4. Protection Features: Includes over-temperature and short-circuit protection to prevent damage under fault conditions.
5. Modulation Schemes: Utilizes advanced modulation for reduced distortion and improved sound quality.
6. Component Integration: Contains integrated feedback resistors and a high level of output integration to minimize external components.
7. Thermal Pad: Comes in a thermally enhanced PowerPAD package, helping to dissipate heat effectively.
8. Applications: Ideal for use in consumer electronics like televisions, PC speakers, and home theater systems.
These features make the TPA3123D2PWPR an efficient and robust solution for audio amplification needs.
Pinout
The TPA3123D2PWPR is a stereo Class-D audio power amplifier from Texas Instruments. This device comes in a 28-pin HTSSOP (Thermally Enhanced Thin Shrink Small Outline Package) with a PowerPAD. The pin functions are primarily divided between input, output, power, and control functions to support its operation as an audio amplifier.
Key pin functions include:
- INPL and INPR: Inputs for the left and right audio signals.
- OUTPL, OUTNL, OUTPR, OUTNR: Outputs for the left and right speaker connections.
- GND: Ground pin for the amplifier.
- VCC: Supply voltage pin.
- PVCC: Power supply for the output stage.
- SD: Shutdown pin to enable or disable the amplifier.
- FAULT: Indicates fault conditions.
- MUTE: Used to mute the amplifier.
The device is designed for high efficiency and low power loss, making it suitable for audio applications in various consumer electronics products.
Key pin functions include:
- INPL and INPR: Inputs for the left and right audio signals.
- OUTPL, OUTNL, OUTPR, OUTNR: Outputs for the left and right speaker connections.
- GND: Ground pin for the amplifier.
- VCC: Supply voltage pin.
- PVCC: Power supply for the output stage.
- SD: Shutdown pin to enable or disable the amplifier.
- FAULT: Indicates fault conditions.
- MUTE: Used to mute the amplifier.
The device is designed for high efficiency and low power loss, making it suitable for audio applications in various consumer electronics products.
Manufacturer
The TPA3123D2PWPR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that specializes in designing and manufacturing a wide range of electronic components and systems. Their products include integrated circuits (ICs), such as analog chips, embedded processors, and digital signal processors, which are used in various electronic devices and applications across different industries. TI is known for its innovation and leadership in the semiconductor industry, providing solutions for automotive, industrial, personal electronics, communications, and enterprise systems.
Application
The TPA3123D2PWPR is a Class D audio amplifier designed for efficiency and high-fidelity sound output. Its application areas include:
1. Home Audio Systems: Enhancing audio output in home theater systems and stereo amplifiers.
2. Televisions: Improving sound quality in flat-panel displays and smart TVs.
3. PC Audio: Used in computer speaker systems for clear sound reproduction.
4. Portable and Battery-Powered Devices: Ideal for devices requiring low power consumption without compromising audio quality, such as Bluetooth speakers and portable sound systems.
5. Soundbars: Providing powerful audio output in compact soundbar designs.
6. Musical Instruments: Used in amplifying sound for electronic musical instruments like keyboards.
Its efficiency and small form factor make it suitable for various consumer electronics and audio applications.
1. Home Audio Systems: Enhancing audio output in home theater systems and stereo amplifiers.
2. Televisions: Improving sound quality in flat-panel displays and smart TVs.
3. PC Audio: Used in computer speaker systems for clear sound reproduction.
4. Portable and Battery-Powered Devices: Ideal for devices requiring low power consumption without compromising audio quality, such as Bluetooth speakers and portable sound systems.
5. Soundbars: Providing powerful audio output in compact soundbar designs.
6. Musical Instruments: Used in amplifying sound for electronic musical instruments like keyboards.
Its efficiency and small form factor make it suitable for various consumer electronics and audio applications.
Package
The TPA3123D2PWPR is an integrated circuit from Texas Instruments, packaged in a TSSOP (Thin Shrink Small Outline Package) with a PowerPAD. Specifically, it is a 28-pin TSSOP with an exposed thermal pad for enhanced heat dissipation, identified by the "PWPR" suffix in its part number.
