Quantity   Component name
1 × ATMega328P Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
2 × LM2576-5.0 Power Management ICs / Switching Regulators and Controllers
1 × LM317 Power Management ICs / Linear Voltage Regulators and LDOs
1 × Misc. (Resistors, Capacitors, Bridge Rectifier, Relay)