Professional IC Distribution & Technical Solutions

The TDA7269A is a dual bridge amplifier manufactured by STMicroelectronics (ST). Below are the specifications, descriptions, and features based on factual information:

Specifications:

• Output Power:
• 15W + 15W @ 4Ω, THD = 10%
• 7W + 7W @ 8Ω, THD = 10%
• Supply Voltage Range (Vs): ±5V to ±12V
• Operating Voltage Range: 10V to 24V (split supply)
• Quiescent Current: 40mA (typical)
• Total Harmonic Distortion (THD): 0.1% (typical at 1W, 8Ω)
• Signal-to-Noise Ratio (SNR): 90dB (typical)
• Frequency Response: 20Hz to 20kHz
• Gain: 30dB (fixed)
• Package: Multiwatt15 (15-pin)

Description:

The TDA7269A is a dual bridge amplifier designed for high-quality audio applications such as TVs, home stereos, and multimedia systems. It operates in Class AB mode and provides two independent amplifier channels in a single package. The device includes built-in thermal protection and mute/standby functions for improved reliability.

Features:

• Dual Bridge Configuration: Allows operation without external output capacitors.
• Mute and Standby Functions: Controlled via external logic signals.
• Thermal Protection: Prevents damage from overheating.
• Short-Circuit Protection: Safeguards against output shorts.
• Low External Component Count: Simplifies PCB design.
• High Output Power: Suitable for compact audio systems.

This information is based on the official STMicroelectronics datasheet for the TDA7269A.