lm1875桥接

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Feb 9, 2023 · 网上已经有很多(至少40多年各种各样的)运放BTL电路。我把它们优化了一下用来做自己的功放。【视频在这里 】

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LM1875 20W Audio Power Amplifier datasheet (Rev

For low THD, it is also necessary to keep the power supply traces and wires separated from the traces and wires connected to the inputs of the LM1875. This prevents the power supply currents, which are large and nonli...

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这块板子稍作改动,两颗1875桥接推一个声道,4颗正好两个声道,音质和功率都有提升。 1颗1875就是一个完整的OCL电路,2颗桥接正好。