Power chip

RT8289 Series 32 V 5 A 500 kHz Adjustable SMT Step-Down Converter- SOP-8

24V high withstand voltage type 4056, 0.5A single-cell lithium battery charging, no need to add additional TVS devices for anti-surge in 5V USB applications, EN enable control, 4.2V battery, battery leakage 1uA, equipped with perfect protection for the battery terminal : Overheating, short circuit, thermal regulation, battery overcharge and over discharge.

Input Voltage (Nominal) 24 Output Voltage (VDC) 9 Minimum Current (mA) Maximum Current (mA) Full Load Efficiency (%) 85 Maximum Capacitive Load (uF) 470

100mA, Low Noise, LDO Micropower Regulator

Low Noise, Low Iq, 150mA Low Dropout Linear Regulator 5-SOT-23