Description

LM1875T mono boom level power 30W amplifier board speaker power amplifier PCB production DIY kit LM1875

Performance parameters: Output power: typical 20W (Max. 30W) The speaker impedance: 4 Ω 8 Ω Total harmonic distortion: < 0.04% Signal to noise ratio: 105dB Frequency response: 14hz100khz (maximum range calculated by RC highlow power circuit: 3.29 hz482.29 kHz) Power supply voltage: recommended ±25V (highest voltage shall not exceed ±30V full bridge rectification of 18V is 25V) PCB size of engineering drawing is 46.5*37.5mm

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