The YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module DC5V-48V Emergency Converter. It is an automatic switching module. When the battery is dead or there is a problem with the battery, it is powered by the power supply.
The MJE13007 is designed for high−voltage, high−speed power switching inductive circuits where fall time is critical. It is particularly suited for 115 and 220 V switch−mode application.
The MP1484 is a Mini DC-DC 3A Adjustable Buck module is ultra small adjustable 0.8V to 20V output DC to DC step-down Buck converter uses an MP1484EN high frequency switching regulator and integrated high voltage power MOSFET.
The 2SC2553 is a Material of Transistor-Si Polarity: NPN Maximum Collector Power Dissipation 40W Maximum Collector-Base Voltage 500V Maximum Collector-Emitter Voltage 400V Maximum Emitter-Base Voltage 7V Maximum Collector Current 5A Max.
The MOSFET Trigger Switch Driver Module is of high power MOSFET trigger switch driver and control with field-effect tube to adjust the electronic switch.