Overview
The TDA7233D013TR is a monolithic integrated circuit designed by STMicroelectronics, intended for use as a class AB power amplifier. This component is particularly suited for a wide range of audio applications due to its high power capability, low quiescent current, and improved supply voltage rejection. It is available in an 8-pin SO8 package, making it compact and suitable for portable devices such as cordless telephones, cellular radios, and portable players.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 1.8 to 15 | V |
| Output Power | 1.9 W | W |
| Total Power Dissipation at Tamb = 50 °C | 1 | W |
| Output Peak Current | 1 | A |
| Storage and Junction Temperature | -40 to 150 | °C |
| Thermal Resistance Junction-ambient (SO8) | 200 | °C/W |
| Quiescent Output Voltage (Vs = 3 V, Vs = 9 V) | 2.7, 1.2, 4.2 | V |
| Quiescent Drain Current (MUTE HIGH, MUTE LOW) | 3.6, 9 mA; 0.4 mA | mA |
| Audio - Load Impedance | 8 Ohms | Ohms |
| THD plus Noise | 0.3 % | % |
| Gain | 39 dB | dB |
| PSRR - Power Supply Rejection Ratio | 45 dB | dB |
Key Features
- Operating voltage range from 1.8V to 15V, making it versatile for various applications.
- External mute or power down function for efficient power management.
- Improved supply voltage rejection for better performance in noisy environments.
- Low quiescent current, reducing power consumption in standby mode.
- High power capability, delivering up to 1.9W of output power.
- Low crossover distortion, ensuring high-quality audio output.
- Built-in thermal protection and short-circuit protection for reliability.
- Compact SO8 package, suitable for space-constrained designs.
Applications
- Portable audio devices such as smartphones, tablets, and portable players.
- Cordless telephones and cellular radios.
- Home audio systems and automotive sound systems.
- Wireless speaker solutions and music players.
- Compact tablet companions and other small to medium-sized audio setups).
Q & A
- What is the operating voltage range of the TDA7233D013TR?
The operating voltage range is from 1.8V to 15V.
- What is the maximum output power of the TDA7233D013TR?
The maximum output power is 1.9W.
- What type of package is the TDA7233D013TR available in?
The TDA7233D013TR is available in an 8-pin SO8 package.
- What is the quiescent current of the TDA7233D013TR in mute mode?
The quiescent current in mute mode is 0.4 mA.
- Does the TDA7233D013TR have built-in protection features?
Yes, it has built-in thermal protection and short-circuit protection.
- What is the typical gain of the TDA7233D013TR?
The typical gain is 39 dB.
- What is the power supply rejection ratio (PSRR) of the TDA7233D013TR?
The PSRR is 45 dB.
- Can the TDA7233D013TR be used in automotive applications?
Yes, it can be used in automotive sound systems.
- What is the maximum storage temperature for the TDA7233D013TR?
The maximum storage temperature is 150°C.
- Is the TDA7233D013TR RoHS compliant?
Yes, it is available in ECOPACK® packages which meet environmental compliance standards.
