Quantity   Component name
1 × LM348N Amplifier and Linear ICs / Operational Amplifiers
1 × LM358N Amplifier and Linear ICs / Operational Amplifiers
1 × LM4041 Power Management ICs / Voltage References
1 × LM334Z Constant current source
2 × SB540E Discrete Semiconductors / Diodes and Rectifiers
1 × PN2222 RF, IF, RFID, ZigBee Semiconductors and ICs / Transistors and FETs
1 × LM338 Power Management ICs / Linear Voltage Regulators and LDOs