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AI Server 600W PSFB Transformer EE55 390V to 12V High Current Output
Place of Origin:
China
Brand Name:
CHIPSEN
Certification:
UL/cUL Class B/F/H, VDE, CQC
Model Number:
EE55
Minimum Order Quantity:
1K
Price:
＄8.5-11.8/pieces
Delivery Time:
EE55
Payment Terms:
T/T
Supply Ability:
10000pcs
Inquiry Now
Get A Quote
Specifications
Highlight Features
Custom EE55 high frequency transformer
,Solar PCS energy storage transformer
,High frequency flyback transformer EE55
Efficiency:
85% - 95%
Isolationvoltage:
3000V AC
Core Sizes:
EEL12, EEL16, EEL22, EEL25
Warranty:
3-5 Years
Insulation Class:
Class B / Class F
Power:
1W-30W
Mounting Technology:
SMD / SMT
Outputvoltage:
5V - 48V DC
Supplier Type:
Factory Direct Sale
Process:
Vacuum Varnish Impregnation
Dimensions:
Varies By Model
Operatingtemperaturerange:
-40°C To +85°C
Footprint Size:
9.5mm X 7.5mm
Topology Support:
Flyback
Application:
Switch Mode Power Supplies, LED Drivers, Battery Chargers
Product 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.
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.
Tags:
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