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AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output
AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output
AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output
AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output
Specifications
Isolationvoltage :
3000V AC
Model Number :
EE55
Insulation Class :
Class B / Class F
Supplier Type :
Factory Direct Sale
MOQ :
1K
Delivery Time :
EE55
Process :
Vacuum varnish impregnation
Mounting Technology :
SMD / SMT
Operatingtemperaturerange :
-40°C to +85°C
Application :
Switch Mode Power Supplies, LED Drivers, Battery Chargers
Payment Terms :
T/T
Topology Support :
Flyback
Efficiency :
85% - 95%
Brand Name :
CHIPSEN
Warranty :
3-5 Years
Place of Origin :
China
Power :
1W-30W
Footprint Size :
9.5mm x 7.5mm
Price :
＄8.5-11.8/pieces
Outputvoltage :
5V - 48V DC
Dimensions :
Varies by model
Supply Ability :
10000pcs
Core Sizes :
EEL12, EEL16, EEL22, EEL25
Certification :
UL/cUL Class B/F/H, VDE, CQC
Description
Custom Winding High Frequency Transformer EE55 for Solar PCS Energy Storage
Industry Application Matrix
Industry Application Converter Topology System Voltage Range Power & Frequency Inductance Targets Current & Thermal Isolation & Testing
Energy Storage PCS & Bidirectional DC-DC Dual Active Bridge, Phase-Shifted Full Bridge, CLLLC 40-60V or 60-100V battery to 350-450V DC link 500W-2000W at 50kHz-200kHz 0.5-5mH magnetizing, 10-100μH leakage Up to 40A RMS, foil/litz construction 3-4kVAC dielectric, reinforced insulation
Solar Inverter & Power Optimizer Full Bridge, PSFB, LLC, DAB 250-450V DC link to 24-400V outputs 400W-1500W at 40kHz-150kHz 1-6mH magnetizing, 5-30μH leakage Low DCR, balanced windings 3-4kVAC dielectric, PCB compatibility
EV Charging & Onboard Chargers LLC, CLLLC, PSFB, DAB 350-800V conversion for battery systems 500W-2000W at 80kHz-250kHz 0.3-3mH magnetizing, 5-80μH leakage High-current foil/litz construction 3-5kVAC dielectric, automotive validation
AI Server & Data Center Power LLC, PSFB, Full Bridge 370-410V input to 12V/48V/54V outputs 500W-1500W at 90kHz-250kHz 1.5-4mH magnetizing, 5-30μH leakage High-current secondary, thermal management 1.5-3kVAC dielectric, automated testing
Note: Values represent engineering reference ranges. Final specifications must be calculated from approved converter designs and validated in customer equipment.
Product Overview

The EE55 is a large through-hole ferrite transformer platform designed for medium to high-power switched-mode conversion applications. This versatile platform supports various topologies including full-bridge, phase-shifted full-bridge, half-bridge, push-pull, forward, LLC, CLLLC, and dual-active-bridge configurations.

AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output
Key Features:
  • Large winding window and ferrite cross-section for industrial power conversion
  • Custom voltage, winding design, and pin layout options
  • Support for both tightly coupled and resonant magnetic designs
  • High-current construction with foil, litz wire, or parallel conductors
  • Industrial insulation and environmental protection options
Construction Details
Component Specifications
Magnetic Platform EE55 or E55-class ferrite core with ~354mm² cross section
Ferrite Material Power ferrite optimized for 20kHz-250kHz operation
Core Gap Ungapped, center-leg gap, or distributed gap configurations
Winding Options Single, split, series, parallel, center-tapped arrangements
Conductor Systems Round wire, parallel wire, litz wire, copper foil, copper strip
Insulation Tape, film, barriers, sleeves, triple-insulated wire options
Terminations Through-hole pins, heavy terminals, lead wires, busbar connections
Applications
  • Energy Storage PCS and Bidirectional DC-DC Converters
  • Solar Inverters and Power Optimizers
  • EV Charging Stations and Onboard Chargers
  • AI Server and Data Center Power Supplies
  • Telecom Rectifiers and 5G Power Systems
  • Industrial Switching Power Supplies
  • UPS and Emergency Power Converters
  • Industrial Battery Chargers and Material Handling
  • Welding, Plasma Cutting, and Industrial Heating
Quality Assurance

Comprehensive quality control processes ensure reliable performance:

  • Incoming Material Inspection: Ferrite, bobbin, conductor, and insulation verification
  • Design Review: Electrical, thermal, and mechanical performance validation
  • In-Process Control: Winding, assembly, and impregnation monitoring
  • Electrical Testing: Turns ratio, inductance, DCR, dielectric strength, and functional testing
  • Mechanical Inspection: Dimensions, pin alignment, and workmanship verification
  • Sample Validation: Full operational testing under specified conditions
  • Production Traceability: Complete material and process documentation
Important: The EE55 model designation does not define fixed power, voltage, current, or insulation ratings. Final performance is confirmed through approved electrical specifications, mechanical drawings, production test plans, and customer validation processes.
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AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output

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Product Detail
Isolationvoltage :
3000V AC
Model Number :
EE55
Insulation Class :
Class B / Class F
Supplier Type :
Factory Direct Sale
MOQ :
1K
Delivery Time :
EE55
Contact Supplier
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AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output
AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output

Dongguan Chipsen Electronics Technology Co., Ltd.

Verified Supplier
1 Years
guangdong, dongguan
Since 2007
Business Type :
Manufacturer
Main Products :
High Frequency Flyback Transformer, High Frequency SMPS Transformer, High Frequency Pulse Transformer
Total Annual :
28820000-29820000
Employee Number :
400~450
Certification Level :
Verified Supplier
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