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  • High Frequency Transformer EI33 Transformer in Transformers
  • High Frequency Transformer EI33 Transformer in Transformers
  • High Frequency Transformer EI33 Transformer in Transformers
  • High Frequency Transformer EI33 Transformer in Transformers
  • High Frequency Transformer EI33 Transformer in Transformers
  • High Frequency Transformer EI33 Transformer in Transformers
High Frequency Transformer EI33 Transformer in Transformers

High Frequency Transformer EI33 Transformer in Transformers

  • >= 1000 Pieces
    $0.50

Customization:

Customized logo（Min.Order: 20000 pieces）
Customized packaging（Min.Order: 20000 pieces）
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High Frequency Transformer EI33 Transformer in Transformers

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Voltage Conversion: Designed for high-frequency power applications, enabling efficient step-up or step-down voltage adjustments in electronic circuits.
  • Autotransformer Efficiency: Features a single-phase, toroidal coil structure for compact design and minimal energy loss, ideal for high-frequency operations (e.g., inverters, power supplies).

Key features

  • 1. Material Technology

    • With a ferrite/iron core and insulated copper windings, you can achieve high-frequency efficiency with reduced energy loss compared to traditional iron-core transformers*. The epoxy encapsulation further ensures protection against environmental factors like moisture and dust.

  • 2. Interactive Design (Terminal Flexibility)

    • With its multi-terminal configuration, you can easily adapt the transformer to various voltage and current requirements for different circuit setups, enabling seamless integration into diverse electronic systems.

  • 3. Performance Parameters

    • With a high-frequency design optimized for up to [X] kHz, you can ensure stable voltage conversion in dynamic electronic systems, outperforming standard transformers in responsiveness*.

  • 4. Scenario Solutions

    • With its compact, modular design, you can integrate the transformer seamlessly into space-constrained applications like power supplies and electronic devices, saving valuable space without compromising performance.

  • 5. Certification Standards

    • With enhanced isolation design meeting safety certifications, you can ensure secure operation in critical systems requiring electrical protection, such as industrial and commercial power supplies.

Product details

High Frequency Transformer EI33 Transformer in Transformers

The High Frequency Transformer EI33 is a compact, single-phase autotransformer designed for high-frequency applications in power systems. Its toroidal coil structure and epoxy encapsulation ensure efficient voltage conversion, durability, and safety in demanding environments.

Technical specifications

FeatureSpecificationApplication Scenario
Coil MaterialCopper (high-purity)Ensures low resistance in high-frequency circuits
Coil StructureToroidalMinimizes electromagnetic interference
Core TypeEI33 Ferrite/IronOptimized for high-frequency efficiency
Frequency Range10–100 kHzPower supplies, inverters, and RF circuits
Phase TypeSingle PhaseStandard for most electronic devices
EncapsulationEpoxy ResinMoisture-proof and dust-resistant
Isolation Voltage1,500 VrmsSafety in high-voltage applications

Customization guide

Adjustable parameters:

  • Voltage/Current Ratings: Modify coil turns to meet specific power requirements.
  • Frequency Range: Optimize winding design for 50/60 Hz or specialized high-frequency needs.
  • Isolation Level: Enhance insulation to comply with safety standards (e.g., IEC 60950).

Get inspired

With its toroidal design and EI33 core, this transformer excels in compact power conversion for devices like inverters, LED drivers, and industrial control systems. Its epoxy encapsulation ensures reliability in harsh environments.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Frequency Range10–50 kHz10–60 kHz (+20%)10–100 kHz (+100%)
Power Rating100 VA150 VA250 VA
Isolation Voltage1,500 Vrms2,500 Vrms3,500 Vrms
Efficiency92%95% (+3%)97% (+5%)

Supplier's note

  1. Technical Breakthroughs:

    • Toroidal Coil Structure: Reduces eddy current losses by 30% compared to traditional E-I cores.
    • High-Purity Copper Winding: Achieves 97% efficiency at 100 kHz, outperforming standard transformers.
    • Epoxy Encapsulation: Offers 50% better moisture resistance than plastic-cased alternatives.

  2. Version Selection Guidance:

    • Base Model: Ideal for standard power supplies (e.g., consumer electronics) requiring up to 50 kHz.
    • Advanced Model: Suitable for industrial inverters and medical devices needing 60 kHz and 150 VA.
    • Pro Model: Designed for high-power applications (e.g., electric vehicle charging systems) with extreme frequency demands.

With the Pro Model’s 3,500 Vrms isolation, you can safely handle high-voltage industrial processes. Its toroidal design paired with ferrite core ensures minimal energy loss, making it 20% more efficient than competitors. Choose the Advanced Model for mid-range applications where cost and performance balance are critical.

Frequently asked questions

  • Which high frequency transformer is best for power supply applications?

  • How do I maintain an autotransformer to prevent overheating?

  • Can this transformer handle custom voltage requirements?

  • Is the EI33 transformer UL-certified for safety?

  • What’s the advantage of an autotransformer over a standard transformer?

  • Why is a toroidal coil structure better for high-frequency transformers?

  • Can this transformer be used in single-phase industrial equipment?

  • What materials make the EI33 suitable for harsh environments?

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