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TPA3255,警报器设计方案可行性讨论。

Other Parts Discussed in Thread: TPA3255

使用TPA3255设计警报声放大器(输入信号为方波),电路参考官方dome板。

电源:48V;

输入信号:峰峰值3V, 频率500Hz;

目前输入正弦波,可以正常工作,单端输出36V正弦波。

但是,输入方波,占空比50%。立刻就会过流保护。

TPA3255,想问这款放大器是否合适输入方波?