TPA3116D2 50Wx2+100W Digital Subwoofer Amplifier

This amplifier board, equipped with two TPA3116D2 digital amplifier chips, is designed to drive stereo speakers with high efficiency. In mono mode, it can deliver up to 100W at 2Ω. It is suitable for a wide range of applications, including miniature audio systems, speakers, docking stations, automotive audio systems, CRT TVs, and various consumer audio devices.

One chip handles the left and right channel amplification, while the other serves as a bridge driver for the subwoofer, offering a compact design with high efficiency and high power output. It provides 50W per channel (2x50W) for the left and right outputs and 100W for the subwoofer, achieving an efficiency of over 90%.

Additionally, it supports a wide input voltage range, making it compatible with switching power supplies and battery-powered devices such as motorcycles, cars, and electric vehicles. This versatility makes it ideal for portable and on-the-go audio systems.

Features :

• Input Type: Analog
• Operating voltage: DC12-24V
• Output power: 50w*2+100w subwoofer*1
• Output load : 4-8Ω
• Frequency Response: 14-100KHZ
• Operating Temperature Range (C): -40 to 85
• Channel number: Three(left + right + subwoofer)
• Switching frequency: 1.2MHZ