立体声数字放大器功率级 STEREO DIGITAL AMPLIFIER POWER STAGE
DESCRIPON
The TAS5132 is an integrated stereo digital amplifier power stage with an advanced protection system. The TAS5132 is capable of driving a 6-Ω bridge-tied load BTL at up to 25 W per channel with low integrated noise at the output, low THD+N performance, and low idle power dissipation.
FEATURES
• 2×20 W at 10% THD+N Into 8-Ω BTL
• 2×25 W at 10% THD+N Into 6-Ω BTL
• >100-dB SNR A-Weighted
• <0.1% THD+N at 1 W
• Thermally Enhanced Package:
– DDV 44-pin HTSSOP
• High-Efficiency Power Stage >90% With
140-mΩ Output MOSFETs
• Power-On Reset for Protection on Power Up
Without Any Power-Supply Sequencing
• Integrated Self-Protection Circuits Including
Undervoltage, Overtemperature, Overload,
Short Circuit
• PWM Activity Detector to detect stopped PWM
inputs and protect the system
• Error Reporting
• EMI Compliant When Used With Recommended System Design
• Intelligent Gate Drive
• Pin Compatible With the TAS5142DDV
APPLICATIONS
• Televisions
• Mini/Micro Audio Systems
• DVD Receivers
• Home Theaters
