Datasheet Texas Instruments TPA2017D2RTJT — 数据表

TPA2017D2
www.ti.com . SLOS584 – APRIL 2009 2.8-W/Ch Stereo Class-D Audio Amplifier with SmartGainTM Dynamic Range Compression
and AGC
FEATURES 1 Filter-Free Class-D Architecture
3 SmartGainTM functions
– AGC DRC Function
– AGC Limiter Function
– AGC Noise Gate Function
1.7 W/Ch Into 8 Ω at 5 V (10% THD+N)
750 mW/Ch Into 8 Ω at 3.6 V (10% THD+N)
2.8 W/Ch Into 4 Ω at 5 V (10% THD+N)
1.5 W/Ch Into 4 Ω at 3.6 V (10% THD+N)
Power Supply Range: 2.5 V to 5.5 V
Low Supply Current: 3.5 mA
Low Shutdown Current: 0.2 ВµA
High PSRR: 75 dB at 217 Hz
Fast Start-up Time: 5 ms
Short-Circuit and Thermal Protection
Space-Saving Package
– 4 mm × 4 mm QFN (RTJ) APPLICATIONS Wireless or Cellular Handsets and PDAs
Portable Navigation Devices
Portable DVD Player
Notebook PCs …