Power supply circuit and electronic equipment

The invention discloses a power supply circuit and electronic equipment, and belongs to the technical field of electronic circuits. The power supply circuit comprises a series cell battery, a voltage conversion module and a power amplifier module, and the series cell battery comprises at least two cells which are connected in series; the positive electrode of the series cell battery is respectively connected with the input end of the voltage conversion module and the input end of the power amplification module; the negative electrode of the series cell battery is grounded; the output end of the voltage conversion module is the first output end of the power supply circuit, and the output end of the power amplifier module is the second output end of the power supply circuit; wherein the voltage of the output end of the voltage conversion module is smaller than that of the input end of the power amplifier module. 本申请公开了一种供电电路和电子设备，属于电子电路技术领域。其中，供电电路包括：串联电芯电池、电压转换模块以及功放模块，其中：串联电芯电池包括串联的至少两个电芯；串联电芯电池的正极分别与电压转换模块的输