Overview
The TDA7297D is a dual bridge amplifier designed by STMicroelectronics, specifically tailored for applications in Home Audio, Plasma TV, and LCD TV systems. This amplifier is part of the TDA7297 series and is known for its high output power and minimal external component requirements. The TDA7297D integrates several protection features and operates efficiently within a wide supply voltage range, making it a versatile choice for various audio applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 6.5 - 18 | V |
| Output Power | 10W + 10W @ THD = 10%, RL = 8Ω, VCC = 13V | W |
| Output Peak Current | 2 | A |
| Total Power Dissipation (Tamb = 70°C) | 33 | W |
| Operating Temperature | 0 to 70 | °C |
| Storage and Junction Temperature | -40 to 150 | °C |
| Thermal Resistance Junction-case | 2.1 | °C/W |
| Audio Load Resistance | 8 Ω | Ω |
| Available Set Gain | 32 dB | dB |
| THD plus Noise | < 0.1% | % |
| Package / Case | PowerSO20 (SLUG UP) |
Key Features
- Wide Supply Voltage Range: Operates within a voltage range of 6.5V to 18V.
- Minimum External Components: No SVR capacitor, bootstrap, or Boucherot cells are required.
- Internally Fixed Gain: Gain is internally fixed, simplifying the design process.
- Stand-by & Mute Functions: Includes stand-by and mute functions for power management and audio control.
- Protection Features: Built-in short circuit protection and thermal overload protection ensure reliability and safety.
- High Output Power: Capable of delivering up to 10W per channel.
- Low Distortion: Provides clear and distortion-free audio output with a THD plus noise of less than 0.1%.
Applications
The TDA7297D is specifically designed for various audio applications, including:
- Home Audio systems
- Plasma TV and LCD TV systems
- Portable Radio and other audio equipment
- DIY audio projects and portable speaker systems
Q & A
- What is the TDA7297D used for?
The TDA7297D is a dual bridge amplifier used in Home Audio, Plasma TV, LCD TV, and other audio applications.
- What is the output power of the TDA7297D?
The TDA7297D can deliver up to 10W + 10W per channel at THD = 10%, RL = 8Ω, and VCC = 13V.
- What is the supply voltage range of the TDA7297D?
The supply voltage range is from 6.5V to 18V.
- Does the TDA7297D require external components like SVR capacitors or bootstrap circuits?
No, the TDA7297D does not require SVR capacitors, bootstrap circuits, or Boucherot cells.
- What protection features does the TDA7297D have?
The TDA7297D includes stand-by and mute functions, short circuit protection, and thermal overload protection.
- What is the operating temperature range of the TDA7297D?
The operating temperature range is from 0°C to 70°C.
- What is the package type of the TDA7297D?
The package type is PowerSO20 (SLUG UP).
- Is the TDA7297D RoHS compliant?
- What is the typical application load resistance for the TDA7297D?
The typical application load resistance is 8 Ω.
- What is the available set gain of the TDA7297D?
The available set gain is 32 dB.
