Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Class D |
| Output Type | 2-Channel (Stereo) |
| Max Output Powerx Channels @ Load | 10W x 2 @ 8Ohm |
| Voltage - Supply | 4.5V ~ 14.4V |
| Features | Depop, Short-Circuit and Thermal Protection |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Supplier Device Package | 28-HTSSOP |
Tổng quan
Description
The TPA3140D2PWPR is a Class D audio amplifier from Texas Instruments. It is designed specifically for efficient audio amplification with low power consumption, making it ideal for applications in portable and battery-powered devices. This integrated circuit features stereo audio amplification with output power capabilities of up to 25W per channel into an 8-ohm load, and it supports a wide supply voltage range from 4.5V to 26V.
The TPA3140D2PWPR includes advanced features such as short-circuit protection, thermal shutdown, and over-current protection, ensuring reliability and longevity in various operating conditions. Its efficient Class D operation minimizes heat generation, enhancing performance and reducing the need for bulky heat sinks. The device is also notable for its low total harmonic distortion plus noise (THD+N) and pop-free startup, ensuring high-quality audio output.
The package type, PWPR, refers to the HTSSOP (Heat-Slug Thin Shrink Small Outline Package) with 28 pins, facilitating thermal management and ease of integration into circuit designs. This amplifier is suitable for diverse audio applications, including televisions, soundbars, and multimedia docking stations.
The TPA3140D2PWPR includes advanced features such as short-circuit protection, thermal shutdown, and over-current protection, ensuring reliability and longevity in various operating conditions. Its efficient Class D operation minimizes heat generation, enhancing performance and reducing the need for bulky heat sinks. The device is also notable for its low total harmonic distortion plus noise (THD+N) and pop-free startup, ensuring high-quality audio output.
The package type, PWPR, refers to the HTSSOP (Heat-Slug Thin Shrink Small Outline Package) with 28 pins, facilitating thermal management and ease of integration into circuit designs. This amplifier is suitable for diverse audio applications, including televisions, soundbars, and multimedia docking stations.
Equivalent
The TPA3140D2PWPR is a Class-D audio amplifier chip from Texas Instruments. Equivalent products include the MAX9744 from Maxim Integrated, the TDA7492 from STMicroelectronics, and the PAM8610 from Diodes Incorporated. These chips provide similar functionalities such as stereo audio amplification with varying power outputs, efficiency, and distortion levels. It's important to check specific datasheets for compatibility and performance characteristics to ensure they meet your design requirements.
Features
The TPA3140D2PWPR is a stereo Class-D audio amplifier designed for efficient sound amplification. Key features include:
1. Efficiency: It offers high efficiency, making it suitable for battery-powered applications.
2. Output Power: Capable of delivering up to 2 x 30W into 4Ω speakers.
3. Low THD+N: Provides low Total Harmonic Distortion plus Noise, ensuring high-quality audio performance.
4. Protection: Integrated protection features such as short-circuit and thermal overload protection.
5. Filter-Free Design: Allows for a simpler external component setup, reducing system cost and size.
6. Spread-Spectrum Modulation: Helps minimize electromagnetic interference (EMI).
7. Wide Supply Range: Operates over a wide voltage range, typically from 4.5V to 26V.
8. Differential Inputs: Supports differential input to improve noise rejection.
9. Shutdown Mode: Offers a low-power shutdown mode to save energy when not in use.
These features make the TPA3140D2PWPR a versatile option for various audio applications, including portable speakers and home audio systems.
1. Efficiency: It offers high efficiency, making it suitable for battery-powered applications.
2. Output Power: Capable of delivering up to 2 x 30W into 4Ω speakers.
3. Low THD+N: Provides low Total Harmonic Distortion plus Noise, ensuring high-quality audio performance.
4. Protection: Integrated protection features such as short-circuit and thermal overload protection.
5. Filter-Free Design: Allows for a simpler external component setup, reducing system cost and size.
6. Spread-Spectrum Modulation: Helps minimize electromagnetic interference (EMI).
7. Wide Supply Range: Operates over a wide voltage range, typically from 4.5V to 26V.
8. Differential Inputs: Supports differential input to improve noise rejection.
9. Shutdown Mode: Offers a low-power shutdown mode to save energy when not in use.
These features make the TPA3140D2PWPR a versatile option for various audio applications, including portable speakers and home audio systems.
Pinout
The TPA3140D2PWPR is a stereo Class D audio amplifier from Texas Instruments. It is designed for driving speakers in consumer electronics and has a small footprint suitable for compact applications.
The TPA3140D2PWPR comes in a PowerPAD™ HTSSOP package with 24 pins. The functions of these pins include:
- PVCC: Power supply for the power stage.
- GND: Ground connection.
- IN1+/IN1-, IN2+/IN2-: Differential audio inputs for channels 1 and 2.
- OUT1+, OUT1-, OUT2+, OUT2-: Outputs for channels 1 and 2.
- AVCC: Power supply for the analog section.
- BST1, BST2: Bootstrap pins for channels 1 and 2.
- SYNC: Synchronization input.
- FAULT: Fault reporting.
- SD: Shutdown mode control.
- GAIN0, GAIN1: Gain setting pins.
- MSTR/SLV: Master or slave mode selection.
- PLIMIT: Power limit adjustment.
This configuration allows the device to deliver efficient audio amplification with features like thermal and short-circuit protection.
The TPA3140D2PWPR comes in a PowerPAD™ HTSSOP package with 24 pins. The functions of these pins include:
- PVCC: Power supply for the power stage.
- GND: Ground connection.
- IN1+/IN1-, IN2+/IN2-: Differential audio inputs for channels 1 and 2.
- OUT1+, OUT1-, OUT2+, OUT2-: Outputs for channels 1 and 2.
- AVCC: Power supply for the analog section.
- BST1, BST2: Bootstrap pins for channels 1 and 2.
- SYNC: Synchronization input.
- FAULT: Fault reporting.
- SD: Shutdown mode control.
- GAIN0, GAIN1: Gain setting pins.
- MSTR/SLV: Master or slave mode selection.
- PLIMIT: Power limit adjustment.
This configuration allows the device to deliver efficient audio amplification with features like thermal and short-circuit protection.
Manufacturer
The TPA3140D2PWPR is manufactured by Texas Instruments Inc. Texas Instruments (TI) is a global semiconductor design and manufacturing company. It is known for developing analog chips and embedded processors, which are used in a wide range of electronic systems. TI’s product portfolio includes products for power management, data converters, amplifiers, interface, and logic devices, among others. The company serves various markets, including industrial, automotive, personal electronics, and communications equipment. TI is recognized for its innovation and leadership in the semiconductor industry.
Application
The TPA3140D2PWPR is a Class D audio amplifier used in various applications requiring efficient and high-quality audio output. Its primary application areas include:
1. Consumer Electronics: Such as televisions, home theater systems, and soundbars, where compact size and efficiency are crucial.
2. Portable Audio Devices: Including Bluetooth speakers and portable sound systems, benefiting from its low power consumption and high efficiency.
3. Automotive Audio Systems: Offering robust performance in car audio systems.
4. Computer Audio: For use in desktop or laptop speakers.
5. Professional Audio Equipment: Where high fidelity and reliability are needed.
These applications leverage the amplifier's low heat generation, efficiency, and ability to maintain audio quality.
1. Consumer Electronics: Such as televisions, home theater systems, and soundbars, where compact size and efficiency are crucial.
2. Portable Audio Devices: Including Bluetooth speakers and portable sound systems, benefiting from its low power consumption and high efficiency.
3. Automotive Audio Systems: Offering robust performance in car audio systems.
4. Computer Audio: For use in desktop or laptop speakers.
5. Professional Audio Equipment: Where high fidelity and reliability are needed.
These applications leverage the amplifier's low heat generation, efficiency, and ability to maintain audio quality.
Package
The TPA3140D2PWPR is an audio amplifier IC from Texas Instruments, housed in a 24-pin HTSSOP (Heat-Tolerant Shrink Small Outline Package) with a PowerPAD for improved thermal performance.
