規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Class D |
| OutputType | 1-Channel (Mono) or 2-Channel (Stereo) |
| MaxOutputPowerxChannels@Load | 18.5W x 1 @ 4Ohm; 12W x 1 @ 6Ohm; 9.9W x 1 @ 8Ohm |
| Voltage-Supply | 3.5V ~ 14.4V |
| MountingType | Surface Mount |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| SupplierDevicePackage | 28-HTSSOP |
概述
Description
The TPA3138D2PWPR is a high-performance stereo Class-D audio amplifier from Texas Instruments. It is designed to deliver efficient power amplification with low heat generation, making it ideal for compact audio systems. The device operates with a supply voltage range of 4.5V to 26V and is capable of delivering up to 2x50W of output power into a 4-ohm load.
Key features include a high signal-to-noise ratio (SNR) and low distortion, ensuring clear and high-quality audio output. The TPA3138D2PWPR incorporates advanced modulation and protection features, including thermal and short-circuit protection, which enhance its reliability and durability in various applications.
The amplifier supports both single-ended and differential inputs, offering flexibility in design and integration. It is housed in a thermally efficient HTSSOP package, which facilitates better heat dissipation. The TPA3138D2PWPR is suitable for applications like home audio systems, portable speakers, and other consumer electronics requiring high-quality sound reproduction. Overall, it is a versatile and robust solution for modern audio amplification needs.
Key features include a high signal-to-noise ratio (SNR) and low distortion, ensuring clear and high-quality audio output. The TPA3138D2PWPR incorporates advanced modulation and protection features, including thermal and short-circuit protection, which enhance its reliability and durability in various applications.
The amplifier supports both single-ended and differential inputs, offering flexibility in design and integration. It is housed in a thermally efficient HTSSOP package, which facilitates better heat dissipation. The TPA3138D2PWPR is suitable for applications like home audio systems, portable speakers, and other consumer electronics requiring high-quality sound reproduction. Overall, it is a versatile and robust solution for modern audio amplification needs.
Equivalent
Equivalent products to the TPA3138D2PWPR, a Class D audio amplifier from Texas Instruments, can include similar components from other manufacturers. Some alternatives are the STA540 by STMicroelectronics, PAM8403 by Diodes Incorporated, and MAX9744 by Maxim Integrated. These chips offer similar functionalities, such as high efficiency and low distortion for audio amplification applications. Always verify the specific requirements and features to ensure compatibility with your application.
Features
The TPA3138D2PWPR is a Class-D audio amplifier designed by Texas Instruments. Key features include:
1. Output Power: Capable of delivering up to 25W per channel into 4Ω loads.
2. Efficiency: High efficiency, reducing heat dissipation and power consumption, making it suitable for battery-powered applications.
3. Differential Inputs: Supports differential input to improve noise immunity.
4. Operating Voltage: Wide supply voltage range from 4.5V to 26V, allowing flexibility in various applications.
5. Protection Features: Includes thermal and short-circuit protections, as well as over-current and under-voltage protection.
6. Low Quiescent Current: Minimizes power consumption when idle.
7. Advanced Modulation Scheme: Reduces EMI, enabling cleaner audio output.
8. Integrated Self-Protection Circuitry: Safeguards the device and reduces the chance of damage.
9. Compact Package: Available in a thermally efficient PowerPAD™ package, aiding in heat management.
This amplifier is ideal for portable audio systems, televisions, and other applications requiring efficient power delivery and robust sound output.
1. Output Power: Capable of delivering up to 25W per channel into 4Ω loads.
2. Efficiency: High efficiency, reducing heat dissipation and power consumption, making it suitable for battery-powered applications.
3. Differential Inputs: Supports differential input to improve noise immunity.
4. Operating Voltage: Wide supply voltage range from 4.5V to 26V, allowing flexibility in various applications.
5. Protection Features: Includes thermal and short-circuit protections, as well as over-current and under-voltage protection.
6. Low Quiescent Current: Minimizes power consumption when idle.
7. Advanced Modulation Scheme: Reduces EMI, enabling cleaner audio output.
8. Integrated Self-Protection Circuitry: Safeguards the device and reduces the chance of damage.
9. Compact Package: Available in a thermally efficient PowerPAD™ package, aiding in heat management.
This amplifier is ideal for portable audio systems, televisions, and other applications requiring efficient power delivery and robust sound output.
Pinout
The TPA3138D2PWPR is a stereo Class-D audio amplifier from Texas Instruments. It is designed for driving speakers in a variety of audio applications. This device is typically available in a 24-pin HTSSOP (PowerPAD) package. The pin functions include:
1. PVCC: Power supply for the output stage.
2. GND: Ground reference for the device.
3. INPL/R: Positive audio input pin for left/right channel.
4. INNL/R: Negative audio input pin for left/right channel.
5. OUTPL/R: Positive output for left/right channel.
6. OUTNL/R: Negative output for left/right channel.
7. GVDD: Internal gate drive voltage.
8. FAULT: Fault reporting pin.
9. SD: Shutdown control for power saving.
10. MODE: Selects between different operational modes.
11. SYNC: Synchronization input for switching frequency.
12. AGND: Analog ground.
These pins facilitate audio input, output, and power management, ensuring efficient amplifier performance. The device supports a wide voltage range and offers protective features like overcurrent, thermal, and short-circuit protection. For detailed pin configuration and functions, consult the manufacturer's datasheet.
1. PVCC: Power supply for the output stage.
2. GND: Ground reference for the device.
3. INPL/R: Positive audio input pin for left/right channel.
4. INNL/R: Negative audio input pin for left/right channel.
5. OUTPL/R: Positive output for left/right channel.
6. OUTNL/R: Negative output for left/right channel.
7. GVDD: Internal gate drive voltage.
8. FAULT: Fault reporting pin.
9. SD: Shutdown control for power saving.
10. MODE: Selects between different operational modes.
11. SYNC: Synchronization input for switching frequency.
12. AGND: Analog ground.
These pins facilitate audio input, output, and power management, ensuring efficient amplifier performance. The device supports a wide voltage range and offers protective features like overcurrent, thermal, and short-circuit protection. For detailed pin configuration and functions, consult the manufacturer's datasheet.
Manufacturer
The TPA3138D2PWPR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. These chips are used in various applications, including industrial, automotive, personal electronics, and communications equipment. TI is known for its focus on innovation and quality, providing solutions that help bring electronics into everyday applications. The company is headquartered in Dallas, Texas, and is recognized for its contributions to technology and engineering.
Application
The TPA3138D2PWPR is a Class-D audio amplifier designed for various applications. It is commonly used in consumer electronics like TVs, soundbars, and home audio systems due to its efficient power output and low heat generation. Additionally, it's suitable for portable audio devices, docking stations, and Bluetooth speakers because of its compact size and high efficiency. The amplifier is also used in automotive audio systems, benefiting from its ability to deliver clear sound while minimizing energy consumption. Its robust performance in delivering high-quality audio makes it ideal for any application requiring efficient sound amplification.
Package
The TPA3138D2PWPR is an audio amplifier IC from Texas Instruments and comes in a TSSOP (Thin Shrink Small Outline Package) with 24 pins.
