TDA7498 Dual ChannelStereo High Power Digital Power Amplifier Board 2X100W Computer Power Amplifier Class D 100W+100W

Description TDA7498 is currently the first 100W 100W amplifier on the market It adopts support for monolithic integration of analog logic and high voltage functions Compared with other Class D amplification processes to create a higher chip area energy device STMicroelectronics BCD6S has an efficiency ratio While also reducing crosstalk and improving sound quality In addition the BCD6S high power output circuit integrates NMOS and PMOS complementary transistors eliminating the need for bootstrap capacitors and cathode load diodes required by the old process The distortion degree THD N of STMicroelectronics TDA7498 is less than 0 01 which can provide higher quality listening experience Features Using original TDA7498The main filter electrolytic capacitor adopts a famous brand with a capacity of 2200UF which ensures strong and continuous power support The resistance uses high precision 0805 chip resistors and the main circuit uses five ring metal film resistors with an accuracy of ±1 which ensures a good signal to noise ratio of the whole machine 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 First class PCB quality Specification Working method Class DQuiescent current 50mAWork efficiency 90 Rated output power 2 100WFrequency response 20Hz 20KHzWorking voltage DC20V DC36VRecommended power supply voltage DC32VMaximum output current 7APC