ST1S10 Datasheet PDF (monolithic synchronous step-down regulator)

ST1S10 - monolithic synchronous step-down regulator

Description

The ST1S10 is a high efficiency step-down PWM current mode switching regulator capable of providing up to 3 A of output current.

VIN_SW [VOUT = VFB (1 + R1

Features

Step-down current mode PWM regulator.
Output voltage adjustable from 0.8 V.
Input voltage from 2.5 V up to 18 V.
2% DC output voltage tolerance.
Synchronous rectification.
Inhibit function.
Synchronizable switching frequency from 400 kHz up to 1.2 MHz.
Internal soft start.
Dynamic short-circuit protection.
Typical efficiency: 90%.
3 A output current capability.
Standby supply current: max.

Datasheet Details

Part number	ST1S10
Manufacturer	STMicroelectronics
File Size	1.86 MB
Description	monolithic synchronous step-down regulator
Datasheet	ST1S10 Datasheet
Additional preview pages of the ST1S10 datasheet.

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Full PDF Text Transcription

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ST1S10 3 A, 900 kHz, monolithic synchronous step-down regulator IC DFN8 (4 x 4 mm) PowerSO-8 Features • Step-down current mode PWM regulator • Output voltage adjustable from 0.8 V • Input voltage from 2.5 V up to 18 V • 2% DC output voltage tolerance • Synchronous rectification • Inhibit function • Synchronizable switching frequency from 400 kHz up to 1.2 MHz • Internal soft start • Dynamic short-circuit protection • Typical efficiency: 90% • 3 A output current capability • Standby supply current: max. 6 µA over temperature range • Operative junction temp.

Published: Jan 12, 2009 |