Overview
The TPA6130A2RTJTG4 is a high-performance stereo headphone amplifier manufactured by Texas Instruments. This component is designed for use in portable audio devices, offering exceptional audio quality and efficiency. It is part of the TPA6130A2 series, which is known for its advanced features and compact design. The TPA6130A2RTJTG4 is particularly suitable for applications in mobile phones, personal digital assistants (PDAs), portable media players, and other battery-powered audio devices. Its market positioning is aimed at developers and manufacturers seeking to enhance the audio performance of their portable devices while maintaining low power consumption.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Output Power | 138 | mW | Per channel |
| Analog Supply Voltage | 2.5 to 5.5 | V | |
| PSRR | 109 | dB | Power Supply Rejection Ratio |
| Operating Temperature | -40 to 85 | °C | |
| Headphone Channels | Stereo | ||
| Volume Control | Yes | 64-step software control | |
| Shutdown Current | 0.4 | µA | |
| Architecture | Class-AB | ||
| Iq per Channel | 2 | mA | Typical |
| Package | 20-QFN (4x4) |
Key Features
- DirectPath™ ground-referenced outputs eliminate the need for DC blocking capacitors, reducing board area and component height.
- Full bass response without attenuation ensures high-quality audio output.
- High power supply rejection ratio (>100 dB PSRR) minimizes noise interference.
- Differential inputs provide maximum noise rejection (68 dB CMRR).li>
- Advanced pop and click suppression circuitry enhances the user experience by eliminating audio artifacts.
- Digital I2C bus control allows for per-channel mute and enable functions, as well as software shutdown.
- Multi-mode support includes stereo headphone, dual mono headphone, and single-channel BTL operation.
Applications
The TPA6130A2RTJTG4 is widely used in portable audio devices due to its compact size and low power consumption. Typical applications include mobile phones, PDAs, portable media players, and other battery-powered audio devices. Its high-quality audio output and advanced features make it an ideal choice for enhancing the audio performance of these devices. Additionally, its multi-mode support and digital control capabilities provide flexibility for various audio configurations.
Q & A
1. What is the output power of the TPA6130A2RTJTG4?
The TPA6130A2RTJTG4 provides an output power of 138 mW per channel.
2. What is the operating voltage range?
The operating voltage range is from 2.5 V to 5.5 V.
3. Does the TPA6130A2RTJTG4 support volume control?
Yes, it features 64-step software volume control.
4. What is the power supply rejection ratio (PSRR)?
The PSRR is 109 dB, ensuring minimal noise interference.
5. What is the shutdown current?
The shutdown current is 0.4 µA, contributing to low power consumption.
6. What type of package does the TPA6130A2RTJTG4 use?
It uses a 20-QFN (4x4) package.
7. Does it support multi-mode operation?
Yes, it supports stereo headphone, dual mono headphone, and single-channel BTL operation.
8. What is the typical Iq per channel?
The typical Iq per channel is 2 mA.
9. What is the operating temperature range?
The operating temperature range is from -40°C to 85°C.
10. What are the key benefits of the DirectPath™ technology?
DirectPath™ technology eliminates the need for DC blocking capacitors, reducing board area and component height while ensuring full bass response.
