ST1S31PUR

3 A DC step-down switching regulator

Parameters

Input Voltage Min Volt	2.8
Input Voltage Max Volt	5.5
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	VFDFPN 8 3x3x1.0

Description

The ST1S31 device is an internally compensated 1.5 MHz fixed-frequency PWM synchronous step-down regulator. The ST1S31 operates from 2.8 V to 5.5 V input, while it regulates an output voltage as low as 0.8 V and up to VIN.The ST1S31 integrates a 60 mΩ high-side switch and a 45 mΩ synchronous...
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Key features

Key features
3 A DC output current 2.8 V to 5.5 V input voltage Output voltage adjustable from 0.8 V 1.5 MHz switching frequency Internal soft-start and enable Integrated 60 mΩ and 45 mΩ power MOSFETs All ceramic capacitor Power Good (POR) Cycle-by-cycle current limiting Current foldback short-circuit protection VFDFPN 3 x 3 - 8L, SO8 packages

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Parameters

Input Voltage Min Volt	2.8
Input Voltage Max Volt	5.5
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	VFDFPN 8 3x3x1.0

Description

Key features

Key features
3 A DC output current 2.8 V to 5.5 V input voltage Output voltage adjustable from 0.8 V 1.5 MHz switching frequency Internal soft-start and enable Integrated 60 mΩ and 45 mΩ power MOSFETs All ceramic capacitor Power Good (POR) Cycle-by-cycle current limiting Current foldback short-circuit protection VFDFPN 3 x 3 - 8L, SO8 packages