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5 V/0.8 W wide-range 30 kHz buck converter based on the VIPer06XS
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This document describes a 5 V- 0.15 A power supply set in buck topology with the VIPer06XS, a new off-line high voltage converter by STMicroelectronics, specifically developed for non-isolated SMPS.

The features of the device include an 800 V avalanche rugged power section, PWM operation at 30 kHz with frequency jittering for lower EMI, limiting current with adjustable set point, on-board soft-start, safe auto-restart after a fault condition and low standby power consumption.

The available protection includes a thermal shutdown with hysteresis, delayed overload protection and open loop failure protection. All protection is auto-restart mode.

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Data Brief

Key Features

  • Universal input mains range:
  • input voltage: 90 - 264 VAC
  • frequency: 45 - 65 Hz
  • Single-output voltage:
  • 5 V @ 0.16 A continuous operation
  • Fully protected against faults (overload, feedback disconnection and overheating)
  • EMI: according to EN55022-Class-B


Design Resources


Technical Documentation

Product Specifications

Description Version Size
DB2004: 5 V/0.8 W wide-range 30 kHz buck converter based on the VIPer06XS
1.0 496 KB

Application Notes

Description Version Size
AN4273: STEVAL-ISA114V1: 5 V/0.8 W 30 kHz buck with the VIPer06XS
2.0 2,827 KB

Hardware Resources

Board Manufacturing Specification

Description Version Size
STEVAL-ISA114V1 gerber files
1.0 362 KB

Bill of Materials

Description Version Size
1.0 8 KB

Schematic Pack

Description Version Size
STEVAL-ISA114V1 schematics
1.0 16 KB

Sample & Buy

Part Number Marketing StatusCore ProductOrder From STUnit Price (US$)*
@ 1
Distributor AvailabilityRoHS Compliance GradeDownload
Material Declaration**
STEVAL-ISA114V1ActiveVIPER06XSBuy Direct37.97Distributor reported inventory date: 2015-11-28
Distributor NameRegionStockMin. order

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
(**) The Material Declaration forms available on may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
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