STDES-VGAN100F1

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Design Win

20 V/80 W flyback converter based on VIPERGAN100 for chargers and industrial applications

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Product overview

Description

The STDES-VGAN100F1 is an isolated 80 W quasi-resonant SMPS based on VIPERGAN100.

This controller is a high-voltage converter designed for medium power flyback converters, capable of providing an output power up to 80 W with output current adjustable via PWM interface.

The device offers protection features that considerably increase the end-product´s safety and reliability: output voltage protection, overtemperature protection (OTP), overload protection (OLP), brown-in/out protection. All these protections are in auto-restart mode.

To increase the system efficiency, synchronous rectification based on the SRK1001 at the secondary side is used.

The secondary side also uses an LM2904 operational amplifier to regulate the output voltage and to limit/control the output current.

The STDES-VGAN100F1 design helps designers to develop adapters with a short bill of materials to obtain a cost-effective solution and a fast time to market design.

  • All features

    • Offline quasi-resonant flyback converter
    • Dynamic blanking time and valley synchronization function
    • Adaptive synchronous rectification controller to increase the system efficiency
    • PWM interface for output current control
    • Input voltage: Universal from 90 to 135 V ac with 47 to 63 Hz
    • Interface for PWM signal: 3.3 V / 10 kHz
    • Output power: 80 W maximum
    • Peak efficiency: >92% at max load
    • Board dimensions: 39.12 mm x 121.92 mm
    • PCB copper thickness: 2oz

Quality and Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade WEEE Compliant Material Declaration**
STDES-VGAN100F1
Active
CARD Industrial - Yes

STDES-VGAN100F1

Package:

CARD

Material Declaration**:

Marketing Status

Active

Package

CARD

Grade

Industrial

RoHS Compliance Grade

-

(**) The Material Declaration forms available on st.com 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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STDES-VGAN100F1
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STDES-VGAN100F1 Active

Budgetary Price (US$)*/Qty:
-
Package:
Packing Type:
RoHS:
Country of Origin:
ECCN (US):
ECCN (EU):

Part Number:

STDES-VGAN100F1

Supplier:

ST

Core Product:

VIPERGAN100TR, SRK1001, LM2904D

Board production status:

Not for sale

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(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors