Texas Instruments TAS2770
The TAS2770 is a mono, digital input Class-D audio amplifier optimized for efficiently driving small loudspeakers . The output power, protection features and packages make TAS2770 a good choice for Smart speakers, Bluetooth speakers, home automation devices, Notebook computers and tablets. The Class-D amplifier is capable of delivering 20W of continuous power into a 4-Ω load at 16V and 15W into an 8-Ω load at 16V both at 1% THD.| Part No. | TAS2770 |
|---|---|
| Datasheet | TAS2770 Download |
| Manufacturer |  Texas Instruments |
| Description | Mono Class-D Audio Amplifier |
| Buy | Stock & Price |
FEATURES
● High-Performance Mono Class-D Amplifier – 20-W at 1% THD+N (4 Ω, 16 V) – 15.4-W at 1 % THD+N (4 Ω, 12.6 V)● 0.03 % THD+N at 1 W (4 Ω, VBAT = 12.6 V)
● 32-µVrms A-Weighted Idle Channel noise
● 90-dB PSRR with 200 mVPP Ripple at 20 - 20 kHz
● 82.5% Efficiency at 1 W (4 Ω, VBAT = 12.6 V)
● < 1 µA HW Shutdown VBAT Current
● 42 mW / 63 mW Idle Dissipation (8.4 V / 12.6 V)
● Speaker Voltage and Current Sense
● Real-Time Diagnostics Using I/V Speaker Sense – Over Current – Short Circuit(short to power, short to ground and terminal-to-terminal short) – Over-Temperature
● VBAT Tracking Peak Voltage Limiter with Brown Out Prevention
● 44.1-kHz to 192-kHz Sample Rates
● Flexible User Interfaces – I2S/TDM: 8 Channels (32-bit / 96 kHz) – I2C: 8 selectable Addresses
● MCLK Free Operation
● Low Pop and Click
● Power Supplies – VBAT: 4.5 V to 16 V – AVDD: 1.8 V
● Spread-Spectrum Low EMI Mode
● Thermal and Over Current Protection 2
APPLICATIONS
● Laptop Computers● Bluetooth Speakers
● Home...
