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This Parts Express TPA3116D2 Class D amplifier board is a two-channel stereo amp for building a power amplifier or amplified speaker. It delivers a maximum output of 2 x 50W @ 4 ohms and includes volume control. The board has over-current, thermal, and short-circuit protection. Its described operation is quiet when music is paused, without hiss or hum, and without popping noise when turned on or off.
It accepts 5-24 VDC, with 12-19 VDC specified for best results. Recommended speaker impedance is 4-8 ohms. Inputs are a 3.5 mm stereo jack or 3-pin socket; a 12" (30 cm) 3-pin female-to-female input cable is included. The chip is TPA3116, and the audio type is Class D. Frequency response is 20 to 20,000 Hz, and SNR is 100 dB.
PCB dimensions are 3.31" D x 2" W x 0.95" H (84 x 51 x 24 mm). The shaft measures 0.55" L x 0.24" Dia. (14 x 6 mm) and includes a 0.11" (3 mm) mounting thread.
This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.
This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.