Power chip

12V input, 12V output, 1Watt, isolated 1500Vdc

PWM withstand voltage 16V, external MOS can carry up to 20A

3.3V output

DCDC20W, 40-160v input, 12V output with low ripple noise, high efficiency, suitable for electric power, industrial automation, communication and railway and other occasions

LM2574 SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator

Vout=15V

Output Type: Fixed Maximum Input Voltage: 6.5V Output Current: 300mA Output Voltage, (Min/Fixed): 5.0V

Low Noise Fast Transient Response 1.5A Low Dropout Regulator 5-DDPAK/TO-263 -40 to 125