Charging module and PD charger

The utility model discloses a charging module and a PD charger. The module comprises a rectification module, a charging control module and a voltage transformation module. The charging control module comprises a charging control chip, a power-on power supply, a power-on starting circuit, a power supply circuit and a control circuit; the input end of the starting power supply is electrically connected with the output end of the rectifier module; the output end of the startup power supply is electrically connected with the input end of the startup circuit; the output end of the startup circuit is electrically connected with the power supply end of the chip; the control end of the startup circuit is electrically connected with the power supply control end of the chip; the power supply end of the chip is also electrically connected with the output end of the power supply circuit; the pulse control end of the chip is electrically connected with the control end of the control circuit; the input end of a primary coi