GK Electronics

We have gained a remarkable position in the market that is involved in offering Ferrite Core Transformer.

Note:

• Our products are customised as per customer requirements.
• Prices are variable as per requirement.

Our products are customised as per customer requirements.prices are variable as per requirement.

The EE 17x6x8 transformer is a compact, high-frequency ferrite core transformer tailored for charger applications, especially in low to medium power SMPS designs. With its EE17 core geometry—approximately 17mm wide, 6mm deep, and 8mm high—it strikes a balance between size and performance, making it ideal for mobile phone chargers, battery packs, and small power adapters.

Engineered for flyback topology, this transformer typically operates in the 20kHz to 500kHz frequency range and supports power outputs from 5W to 15W, depending on winding configuration and core material. It features Mn-Zn ferrite cores for low core loss and copper windings optimized for high-frequency efficiency.

Its vertical or horizontal mounting options, RoHS-compliant materials, and temperature resilience up to 125°C make it a reliable choice for compact, thermally demanding environments. The EE 17x6x8 is often customized to meet specific voltage and current requirements, offering flexibility for OEM charger designs.

Our products are customised as per customer requirements.prices are variable as per requirement.

The EE 19 ferrite core is a versatile magnetic platform used to build both inductors and transformers for high-frequency applications, especially in Switch Mode Power Supplies (SMPS), LED drivers, and compact power electronics.

 

🔌 EE 19 Transformer Overview:

• Core Geometry: 19mm × 8mm × 10mm EE-type ferrite core
• Operating Frequency: 20kHz to 500kHz
• Power Rating: Typically supports 10W to 20W, depending on winding and topology
• Applications: Flyback, forward, and push-pull converters
• Features:

• High permeability ferrite (e.g., PC40 or 3C94)
• Excellent isolation and voltage conversion
• Available in vertical or horizontal bobbin styles (e.g., 3+3 or 5+5 pin layouts)
• RoHS-compliant and thermally stable up to 125°C

🔁 EE 19 Inductor Overview:

• Inductance Range: From 100µH to 5mH, customizable per design
• Current Handling: Up to 1.5A, depending on wire gauge and core material
• Applications: EMI filtering, energy storage, and common-mode noise suppression
• Features:

• Compact footprint for PCB integration
• Low core loss and high Q factor
• Suitable for DC-DC converters and gate drive circuits

 

🛠️ Why EE 19? Its balanced magnetic path, low leakage, and flexible mounting options make EE 19 a go-to choice for engineers optimizing for performance, size, and cost in modern electronics.

 

Our products are customised as per customer requirements.
prices are variable as per requirement.

The 6×8 drum inductor (5mH) is a compact, through-hole magnetic component designed for power filtering, energy storage, and EMI suppression in low to medium power circuits. With a 6mm diameter and 8mm height, it offers a space-efficient solution for densely packed PCBs.

🔧 Key Features:

• Inductance: 5 millihenries (mH), ideal for smoothing current in DC-DC converters and LED drivers
• Core Material: Ferrite, providing high magnetic permeability and low core losses
• Mounting Type: DIP (Dual In-line Package) for easy soldering and mechanical stability
• Current Handling: Typically supports up to 750mA to 1A, depending on the specific model
• Shielding: Some variants offer magnetic shielding to reduce flux leakage and improve EMI performance
• Compliance: RoHS-compliant and available with heat-shrink protection for durability

 

🛠️ Applications:

• LED lighting systems (bulbs, battens, drivers)
• Motherboards and embedded systems
• DC-DC converters and voltage regulators
• General-purpose filtering in consumer electronics

This inductor balances high Q factor, low DC resistance, and minimal magnetic flux leakage, making it a reliable choice for engineers optimizing for performance and board space.

 

The PQ 35×35 ferrite core transformer is a high-efficiency magnetic component engineered for modern EV charger designs. Its PQ geometry combines the benefits of low core loss, compact footprint, and high power density, making it ideal for switch-mode power supplies (SMPS) and isolated DC/DC converters in electric vehicle charging systems.

Key Features

• Core Material: High-grade ferrite optimized for high-frequency operation (20 kHz – 200 kHz typical).
• Core Size: PQ 35×35 mm, offering balanced winding space and reduced copper losses.
• Applications: EV chargers (AC/DC and DC/DC stages), on-board chargers (OBC), and renewable energy inverters.
• Design Benefits:

• Low core loss at high switching frequencies.
• High saturation flux density for handling peak currents.
• Compact PQ shape reduces winding length, lowering copper resistance.
• Excellent thermal performance for continuous operation.

• Electrical Characteristics (Typical)
• • Power Handling: Suitable for designs in the 1 kW – 3 kW range depending on winding and topology.
  • Inductance Range: Customizable based on turns ratio and application.
  • Operating Frequency: Optimized for 50 kHz – 150 kHz switching.
  • Isolation Voltage: Designed to meet EV charger safety standards (up to 4 kV isolation possible).
  • Efficiency: Supports >95% efficiency in well-optimized charger circuits.

  Mechanical Details

  • Core Dimensions: 35 mm × 35 mm PQ geometry.
  • Mounting: Compatible with bobbins for automated winding.
  • Winding Window: Large effective area for multi-strand or Litz wire, reducing skin effect losses.
  • Finish: Smooth ferrite surface for easy assembly and impregnation.

  Advantages in EV Charger Design

  • Compact footprint allows higher power density in charger modules.
  • PQ geometry minimizes leakage inductance, improving regulation and reducing EMI.
  • High reliability under thermal cycling, ensuring long service life.
  • Customizable winding configurations for PFC stages, LLC resonant converters, or flyback topologies.