BUY LMC7660 https://www.utsource.net/itm/p/2138266.html
Switched Capacitor Voltage Converter
The LMC7660 is a dual power supply voltage converter from National Semiconductor. It is a monolithic integrated circuit designed to provide a regulated output voltage from an unregulated input voltage. Description: The LMC7660 is a dual power supply voltage converter with a wide input voltage range of 4.5V to 18V. It features a low quiescent current of only 0.5mA and a maximum output current of 100mA. The device is designed to provide a regulated output voltage of 5V or 3.3V from an unregulated input voltage. Features: Wide input voltage range of 4.5V to 18V Low quiescent current of only 0.5mA Maximum output current of 100mA Regulated output voltage of 5V or 3.3V Available in DIP-8 package Applications: Battery powered systems Automotive electronics Portable electronics Industrial control systems (For reference only)