ST1PS03 Datasheet - STMicroelectronics

ST1PS03, 400mA nano-quiescent synchronous step-down converter

ST1PS03 Datasheet 400 mA nano-quiescent synchronous step-down converter with digital voltage selection, Power Good and load switch Product status lin

Features

* 500 nA input quiescent current at VIN = 3.6 V (not switching)
* 92% typical efficiency at 10 mA load (VIN = 3.6 V, VOUT = 2.5 V)
* 100% duty cycle
* 1.8 V to 5.5 V input operating range
* Undervoltage lockout: 1.57 V (VIN falling, typ. )
* Up to 400 m

Applications

* Wearable applications
* Personal tracking monitors
* Smart watches, sport bands
* Energy harvesting, wireless sensors
* Wearable and fitness accessories
* Industrial sensors, portable low power devices
* Single cell Li-Ion battery application

ST1PS03-STMicroelectronics.pdf