Overview
The TDA7492P13TR is a dual BTL class-D audio amplifier produced by STMicroelectronics. It is designed for use in LCD TVs and monitors, offering high efficiency and a single power supply operation. The amplifier features an exposed-pad-down (EPD) package, which eliminates the need for a heatsink due to its high efficiency.
Key Specifications
| Parameter | Value |
|---|---|
| Continuous Output Power | 25 W + 25 W at THD = 10% with VCC = 20 V and RL = 8 Ω |
| Supply Voltage Range | 8 - 26 V |
| Efficiency | η = 90% |
| Gain Settings | Four selectable, fixed gain settings of nominally 21.6 dB, 27.6 dB, 31.1 dB, and 33.6 dB |
| Input Type | Differential inputs |
| Operating Temperature Range | -40 to 85 °C |
| Package Type | PowerSSO 36 with exposed pad down |
| RoHS Compliance | Ecopack2 |
Key Features
- High efficiency (η = 90%) reducing the need for a heatsink
- Wide-range single-supply operation (8 - 26 V)
- Four selectable, fixed gain settings
- Differential inputs to minimize common-mode noise
- Standby and mute features
- Short-circuit protection and thermal overload protection
- Externally synchronizable
- ECOPACK®, environmentally-friendly package
Applications
The TDA7492P13TR is primarily designed for use in LCD TVs and monitors. However, its high efficiency and robust protection features also make it suitable for other applications such as industrial and personal electronics where reliable and efficient audio amplification is required.
Q & A
- What is the continuous output power of the TDA7492P13TR?
The TDA7492P13TR provides 25 W + 25 W continuous output power at THD = 10% with VCC = 20 V and RL = 8 Ω. - What is the supply voltage range for the TDA7492P13TR?
The supply voltage range is 8 - 26 V. - What is the efficiency of the TDA7492P13TR?
The efficiency is η = 90%. - Does the TDA7492P13TR require a heatsink?
No, due to its high efficiency and exposed-pad-down (EPD) package, no heatsink is required. - What types of gain settings are available on the TDA7492P13TR?
There are four selectable, fixed gain settings of nominally 21.6 dB, 27.6 dB, 31.1 dB, and 33.6 dB. - What kind of input does the TDA7492P13TR have?
The TDA7492P13TR has differential inputs to minimize common-mode noise. - What protection features does the TDA7492P13TR have?
The amplifier features short-circuit protection, thermal overload protection, and overvoltage protection. - Is the TDA7492P13TR environmentally friendly?
Yes, it comes in an ECOPACK®, environmentally-friendly package. - What is the operating temperature range of the TDA7492P13TR?
The operating temperature range is -40 to 85 °C. - What package type does the TDA7492P13TR use?
The TDA7492P13TR uses a PowerSSO 36 package with an exposed pad down.
