Micropower DC/DC Converter with Programmable Peak Current Limit Features: Precise Control of Peak Switch Current Quiescent Current: 33µA in Active Mode 3µA in Shutdown Mode Low-Battery Detector Active in Shutdown Low Switch VCESAT: 300mV at 500mA 8-Lead MSOP and SO Packages Operates with VIN as Low as 1.5V Logic Level Shutdown Pin