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This EE28 high-frequency transformer features standard EE28 horizontal packaging, specifically designed for switching power supplies, inverters, and EMI filtering circuits. The magnetic core utilizes high-quality silicon steel sheets with excellent magnetic permeability and low frequency loss characteristics, ensuring stable 3.8mH ±10% inductance output at 2A rated current.
Key Features & Benefits
Horizontal installation design minimizes PCB footprint for compact power modules
Oxygen-free copper enameled wire winding with high temperature resistance
Silicon steel sheet magnetic core provides strong anti-saturation capability
2A current carrying capacity supports high-power transmission requirements
Comprehensive factory testing including inductance, inter-turn short circuit, and voltage withstand tests
Applications
Switching Power Supply (SMPS): Filtering and energy storage in low-power switching supplies, particularly for compact design requirements
Inverter & Power Converter: Key component in solar inverters, vehicle inverters, and DC-DC converters
EMI/EMC Filtering Circuit: Noise suppression at power input, functioning as common mode or differential mode inductor
Industrial Control Board: Suitable for PLCs, servo drives, and industrial power modules with 1U height constraints
Charging Station Auxiliary Power: Provides stable isolated low-voltage power for control systems in electric vehicle charging infrastructure
White Goods & Smart Homes: Integrated into switch power modules for variable frequency appliances and smart devices
Battery Management Systems (BMS): Used in isolated power supplies for battery balancing and high-voltage sampling circuits
Technical Specifications
Parameter
Value / Description
Key Advantage
Core Material
High-grade Silicon Steel Sheet
Low core loss at high frequencies; ensures stable magnetic flux
Inductance Value
3.8 mH (±10% tolerance)
Precise inductance for consistent circuit performance
Rated Current
2 Amps (Continuous)
Supports high current loads without saturation
Mounting Style
Horizontal / Low-Profile
Space-saving design for height-restricted PCB layouts
Operating Frequency
Optimized for High Frequency (20kHz-100kHz typical)
Suitable for modern switching power supply topologies
Winding Material
High-Temperature Copper Wire (Class B/F)
Ensures durability and long-term reliability under load
Core Geometry
EE28 Standard Shape
Provides efficient magnetic coupling and heat dissipation
Dielectric Strength
Qualified insulation between windings
Meets standard safety isolation requirements
Operating Temperature
Wide temperature range support
Stable performance in varying environmental conditions
Product Images
Other Recommended Products
Explore our full range of compatible power transformers and inductors designed for high-frequency applications and industrial environments.
Company Profile
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2011
Total Annual:
6000000-8000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Shenzhen Zhixiangyuan Electronics Co.,Ltd is a high tech enterprise, specializing in customizing various types of audio transformers, high frequency transformers, low frequency transformers,switching power transformers, toroidal inductors, choke coils, SMD power inductors, supper high current induct... Shenzhen Zhixiangyuan Electronics Co.,Ltd is a high tech enterprise, specializing in customizing various types of audio transformers, high frequency transformers, low frequency transformers,switching power transformers, toroidal inductors, choke coils, SMD power inductors, supper high current induct...
