50 W wide-range high power factor flyback converter using the L6564

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  • The STEVAL-ISA142V1 product evaluation board implements a 50 W, wide-range mains input, power factor-corrected power supply suitable for all low power applications requiring a high power factor, such as lighting applications and LED power supplies. Use of the low-cost L6564 combined with simple flyback topology provide a very competitive solution.

    Key Features

    • Line voltage range: 90 to 265 VAC
    • Minimum line frequency (fl): 47-63 Hz
    • Minimum switching frequency: 44 KHz
    • Reflected voltage: 140 V
    • Regulated output voltage: 24 V
    • Rated output power: 50 W
    • Power factor (load ≥ 50%): 0.9 minimum
    • Minimum efficiency at full load: 88%
    • Maximum 2 fl output voltage ripple: 1.1 V pk-pk (VIN=230 VAC, Pout=50 W)
    • Maximum ambient temperature: 50 °C
    • Conducted EMI: in accordance with EN55022 class-B
    • PCB type and size: single-sided, 35 um, CEM-1, 140 x 60 mm
    • RoHS compliant

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Part Number
Core Product
Marketing Status
Budgetary Price (US$)*
Quantity
ECCN (US)
Country of Origin
Board production status
Order from Distributors
Order from ST
STEVAL-ISA142V1 L6564
Active
133.0 1 EAR99 ITALY - Check Availability

Distributor availability ofSTEVAL-ISA142V1

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 1 1 Order Now
MOUSER WORLDWIDE 3 1 Order Now

Distributor reported inventory date: 2019-10-14

Distributor Name

DIGIKEY

Stock

1

Min.Order

1

Region

WORLDWIDE Order Now

MOUSER

Stock

3

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-10-14

Buy now

STEVAL-ISA142V1

Core Product

L6564

Marketing Status

Active

Unit Price (US$)

133.0*

Distributor availability ofSTEVAL-ISA142V1

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 1 1 Order Now
MOUSER WORLDWIDE 3 1 Order Now

Distributor reported inventory date: 2019-10-14

Distributor Name

DIGIKEY

Stock

1

Min.Order

1

Region

WORLDWIDE Order Now

MOUSER

Stock

3

Min.Order

1

Region

WORLDWIDE Order Now

Distributor reported inventory date: 2019-10-14

Unit Price (US$)

133

Quantity

1

ECCN (US)

EAR99

Country of Origin

ITALY

Board production status

-

(*) 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

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LED Lighting and Controls

Power Supplies and Converters

00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DB2090
      50 W, wide-range, high power factor flyback converter using the L6564
      1.0
      213.94 KB
      PDF
      DB2090

      50 W, wide-range, high power factor flyback converter using the L6564

Hardware Resources

    • Description Version Size Action
      STEVAL-ISA142V1 gerber files 1.0
      231.11 KB
      ZIP

      STEVAL-ISA142V1 gerber files

    • Description Version Size Action
      STEVAL-ISA142V1 BOM 1.0
      53.13 KB
      PDF

      STEVAL-ISA142V1 BOM

    • Description Version Size Action
      STEVAL-ISA142V1 schematics 1.0
      173.69 KB
      PDF

      STEVAL-ISA142V1 schematics

Publications and Collaterals

    • Description Version Size Action
      eDesignSuite-The smart way to design your application 1.0
      842.88 KB
      PDF

      eDesignSuite-The smart way to design your application

Legal

    • Description Version Size Action
      Evaluation products license agreement 1.6
      74.12 KB
      PDF

      Evaluation products license agreement

Part Number Marketing Status Package Grade RoHS Compliance Grade WEEE Compliant Material Declaration**
STEVAL-ISA142V1
Active
CARD Industrial Ecopack2 -

STEVAL-ISA142V1

Package:

CARD

Material Declaration**:

Marketing Status

Active

Package

CARD

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) 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.