Datasheet Texas Instruments PTPA3221DDV — 数据表

Product
Folder Order
Now Support &
Community Tools &
Software Technical
Documents TPA3221
SLASEE9B – SEPTEMBER 2017 – REVISED DECEMBER 2017 TPA3221 100-W Stereo, 200-W Mono HD-Audio, Analog-Input, Class-D Amplifier
1 Features 3 Description TPA3221 is a high-power Class-D amplifier that
enables efficient operation at full-power, idle and
standby. The device features closed-loop feedback
with a bandwidth up to 100 kHz, which provides low
distortion across the audio band and delivers
excellent sound quality. The device operates with
either AD or low idle-current HEAD (High Efficient AD
mode) modulation, and can drive up to 2 x 105 W into
4-О© load or 1 x 208 W into 2-О© load. 1 Wide 7-V to 30-V Supply Voltage Operation
Stereo (2 x BTL) and Mono (1 x PBTL) Operation
Output Power at 10% THD+N
– 105-W Stereo into 4 Ω in BTL Configuration
– 112-W Stereo into 3 Ω in BTL Configuration
– 208-W Mono into 2 Ω in PBTL Configuration
Output Power at 1% THD+N
– 88-W Stereo into 4 О© in BTL Configuration …