Datasheet Texas Instruments TPA2018D1YZFT — 数据表

TPA2018D1
www.ti.com . SLOS592 – AUGUST 2009 3-W Mono Class-D Audio Amplifier with SmartGain™ AGC/DRC
FEATURES 1 23 Filter-Free Class-D Architecture
3 W Into 4 Ω at 5 V (10% THD+N)
880 mW Into 8 Ω at 3.6 V (10% THD+N)
Power Supply Range: 2.5 V to 5.5 V
Flexible Operation With/Without I2Cв„ў
Programmable DRC/AGC Parameters
Digital I2Cв„ў Volume Control
Selectable Gain from –28 dB to 30 dB in 1-dB
Steps (when compression is used)
Selectable Attack, Release and Hold Times
4 Selectable Compression Ratios
Low Supply Current: 1.8 mA
Low Shutdown Current: 0.2 ВµA
High PSRR: 80 dB
Fast Start-up Time: 5 ms
AGC Enable/Disable Function
Limiter Enable/Disable Function
Short-Circuit and Thermal Protection
Space-Saving Package
– 1,63 mm × 1,63 mm Nano-Free™ WCSP
(YZF) APPLICATIONS Wireless or Cellular Handsets and PDAs …