TPA3221 Digital Class D Power Amplifier Board Module 100W + 100W High Power Amplifier

Description TPA3221 is a high power class D amplifier that can achieve high efficiency in full power idle and standby states The device uses closed loop feedback with a bandwidth of up to 100kHz to provide low distortion in the o frequency band and achieve excellent quality The device operates with AD or low idle current HEAD high efficiency AD mode modulation and can provide 2 x 105W power for a 4 ohm load or 1 x 208W power for a 2 ohm load The main filter electrolytic capacitor adopts the imported famous brand Erkang with a capacity of 2200UF 35V 4 to ensure strong and continuous power support High precision chip resistors are selected for the resistors to ensure a good signal to noise ratio of the whole machine Adopt special netic ring inductor for o to ensure the sound is clear and powerful Features 1 Use original TPA32212 High precision chip resistors are selected for the resistors to ensure a good signal to noise ratio of the whole machine 3 Adopt special magnetic ring inductor for audio to ensure the sound is clear and powerful 4 The PCB adopts 1 6mm thick double sided board 2 0 oz copper thickness and full tin spraying process to ensure good passing performance of large and small currents Basic parameters Wide 7 V to 30 V Supply Voltage OperationStereo 2 x BTL and Mono 1 x PBTL OperationOutput Power at 10 THD N105 W Stereo into 4 ohm in BTL Configuration112 W Stereo into 3 ohm in BTL Configuration208 W Mono into 2 ohm in PBTL ConfigurationOutput Power