350 W CCM PFC pre-regulator demonstration board based on the L4984D

The EVL4984-350W demonstration board, based on the new L4984D continuous conduction mode PFC controller, implements a 350 W wide-range input PFC pre-conditioner. It is suitable for all SMPS from 150 W to several kWs, and is compliant with IEC61000-3-2 and JEITA-MITI standards.

Key Features

  • Line voltage range: 90 to 265 Vac
  • Minimum line frequency (fL): 47 Hz
  • Regulated output voltage: 400 V
  • Rated output power: 350 W
  • Maximum 2 fL output voltage ripple: 12.5 V (peak-to-peak)
  • Hold-up time: 20 ms (VDROP after hold-up time: 300 V)
  • Switching frequency: 70 kHz
  • Minimum efficiency: 94% (at Vin = 90 Vac , Pout = 350 W)
  • PCB: single-side, 70 um, CEM-1, 112 x 114 mm

Image

EVL4984-350W schematic

EVL4984-350W schematic ×

Design

Technical Documentation

Product Specifications
Description Version Size
DB1760 DB1760: 350 W CCM PFC pre-regulator demonstration board based on the L4984D 2.0 511 KB
Application Notes
Description Version Size
AN4163 AN4163: EVL4984-350W: 350 W CCM PFC pre-regulator with the L4984D 2.0 3 MB

Hardware Resources

Board Manufacturing Specifications
Description Version Size
Gerber files for EVL4984-350W 1.0 65 KB
Bill of Materials
Description Version Size
EVL4984-350W BOM 1.0 14 KB
Schematic Packs
Description Version Size
EVL4984-350W schematic 1.0 27 KB

Legal

License Agreement
Description Version Size
Evaluation products license agreement 1.0 125 KB
Support & Community

Sample & Buy

Part Number Core Product Marketing Status Unit Price (US$) * Quantity ECCN (EU) ECCN (US) Country of Origin More info Order from ST Order from Distributors
EVL4984-350W L4984D Active 110.25 - NEC EAR99 - MORE INFO Buy Direct Add to cart DISTRIBUTOR AVAILABILITY
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(*) 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

Quality & Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
EVL4984-350W ActiveCARDIndustrialNot compliant
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(**) 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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