TPA3144D2 Description
The TPA3144D2 is an efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers at up to 6 W, 6 Ω, or 8 Ω (per channel). Simplified Schematic RIGHT Audio Source And Control LEFT TPA3144D2 TAS5630 PBTL DETECT SD FAULT 1SPW Modulation Scheme Select 4 Level Gain Select Spread Spectrum Mode Select AGL Speed Select / Voltage Limiter AGL / Limiter Threshold.
TPA3144D2 Key Features
- 2x6 W/ch into 6-Ω Loads at 10% THD+N from a 9.5-V Supply
- 2x6 W/ch into 8-Ω Loads at 10% THD+N from a 10-V Supply
- Up to 90% Efficient Class-D Operation (8 Ω) Eliminates Need for Heat Sinks
- <0.05% THD+N at 1 W/4 Ω/1 kHz
- <65-µV A-wgt Output Noise
- Wide Supply Voltage Range Allows Operation SpeakerGuard™ speaker protection circuitry includes from 4.5 V to 14.4 V
- Inductor-Free Operation
- Enhanced EMI Performance with Spread Spectrum and 1SPW Operation
- SpeakerGuard™ Speaker Protection Includes Automatic Gain Limit, Adjustable Power Limiter, and DC Protection
- Robust Pin-to-Pin, Pin-to-Ground, and Pin-toPower Short Circuit Protection and Thermal Protection