Power chip

Charge pump synchronous rectification: No Number of output channels: 1 Input voltage: 1.5V~12V Output voltage: -12V~-1.5V Output current (max): 45mA Switching frequency: 35kHz Chip voltage converter 50/tube Primary input voltage: 12V Output Number: 1 Output Voltage: 22.8V Output Current: 20mA

MC34063A 1.5A Peak Boost/Buck/Inverting Switching Regulator

DC-DC module, input range: 13.5V~16.5V, dual output: ±15V/±33mA