ST Life.augmented


Wide range single-output demonstration board based on the VIPER06HS
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The STEVAL-ISA113V1 demonstration board is a 12 V-0.35 A power supply set in non-isolated flyback topology using the new VIPER06HS offline high-voltage converter by STMicroelectronics.

The features of the device include an 800 V avalanche rugged power section, PWM operation at 115 kHz with frequency jittering for lower EMI, current limiting with adjustable set point, onboard soft-start, a safe auto-restart after a fault condition and a low standby power.

The protection features available include a thermal shutdown with hysteresis, delayed overload protection, and open loop failure protection.

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Data Brief

Key Features

  • Universal input mains range:
  • input voltage 90 - 265 VAC
  • frequency 45 - 65 Hz
  • Single-output voltage: 12 V at 0.35 A continuous operation
  • Standby mains consumption: < 30 mW at 230 VAC
  • Average efficiency: > 74%
  • Fully protected against faults (overload, feedback disconnection and overheating)
  • EMI: according to EN55022-Class-B
  • RoHS compliant


Design Resources


Technical Documentation

Product Specifications

Description Version Size
DB1879: Wide range single-output demonstration board based on the VIPER06HS
1.0 1,160 KB

Application Notes

Description Version Size
AN4164: STEVAL-ISA113V1: 12 V/4 W, 115 kHz non-isolated flyback
1.0 5,357 KB

Hardware Resources

Board Manufacturing Specification

Description Version Size
STEVAL-ISA113V1 gerber files
1.0 420 KB

Bill of Materials

Description Version Size
1.0 107 KB

Schematic Pack

Description Version Size
STEVAL-ISA113V1 schematics
1.0 105 KB

License Agreement

Description Version Size
Evaluation products license agreement
1.0 126 KB

Sample & Buy

Part Number Marketing StatusCore ProductOrder From STUnit Price (US$)*
@ 1
Distributor AvailabilityRoHS Compliance GradeDownload
Material Declaration**
STEVAL-ISA113V1ActiveVIPER06HSBuy Direct44.1Distributor reported inventory date: 2016-02-11
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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