A Premier B2B Part Search
STMICROELECTRONICS TDA7491P13TR Dual Class-D Amplifier
The TDA7491P is a dual BTL class-D audio amplifier designed for high efficiency and filterless operation in applications such as LCD TVs and monitors. It features 10W + 10W continuous output at 6Ω load, protection against short-circuit, thermal overload, and undervoltage. The device supports a wide supply range of 5V to 18V, offers four gain settings, and includes standby and mute functions. Its exposed-pad-down package allows easy heatsinking, reducing external components and EMI. The TDA7491P ensures reliable performance with diagnostic and protection features, making it ideal for compact audio systems.
STMICROELECTRONICS TDA7491P13TR Dual Class-D Amplifier Specifications:
- Operating Voltage: 5 V - 18 V
- Output Power: 10W + 10W at 6Ω load, 9.5W + 9.5W at 8Ω load, 9.5W at 12V with 10% THD
- Total Harmonic Distortion: 10% at Vog=11V
- Efficiency: up to 90%
- Gain Settings: 20 dB, 26 dB, 30 dB, 32 dB
- Package: PowerSSO-36 with exposed pad down
- Thermal Resistance: Junction to ambient approximately 24°C/W with PCB heatsinking
- Protection: Short-circuit, thermal overload, undervoltage
- Protection Output: DIAG open-drain
- Carriers: Tape and reel, tube
- Temperature Range: -40°C to 85°C
- Standby and mute modes controlled via pins STBY and MUTE
- Frequency Response: Max ±3 dB from 20 Hz to 20 kHz
- Switching Frequency: 290-350 kHz (internal oscillator)
- Input Resistance: 68 kΩ typical
- Input Capacitance: External capacitor recommended with cutoff below 20Hz
- Power Dissipation: Approximately 2W at typical operating conditions with 6Ω load
- Protection features include undervoltage, overcurrent, and thermal shutdown
Buy the Buy STMicroelectronics TDA7491P Part Number TDA7491P13TR Online
Purchase the STMicroelectronics TDA7491P online today for a highly efficient, compact, and protected dual audio amplifier suitable for TVs, monitors, and home audio devices. This stereo class-D amplifier delivers up to 10W per channel with minimal external components, thanks to its filterless operation and high efficiency. Its wide supply range, internal protection, and four gain settings make it ideal for space-constrained designs requiring reliable sound performance. Order now to enhance your audio system with this advanced amplifier, available for quick shipping and trusted quality.
Get STMicroelectronics TDA7491P today—built for high efficiency, reliable protection, and filterless stereo amplification for compact systems.
Frequently Asked Questions
Where can I buy STMICROELECTRONICS TDA7491P13TR?
You can click on the BUY or RFQ button to purchase TDA7491P13TR from an authorized STMICROELECTRONICS distributor.
How do I troubleshoot issues or seek technical support for part TDA7491P13TR?
You can download the TDA7491P13TR datasheet or visit the STMICROELECTRONICS website for support.
Who is the manufacturer of TDA7491P13TR?
STMICROELECTRONICS