EE28 30W SMPS High-Frequency PCB Mount Transformer with Auxiliary Winding - 11V Output (DP2281 IC Compatible)

The EE28 30W SMPS High Frequency PCB Mount Transformer is a compact and efficient transformer designed for low-to-medium power switch-mode power supply (SMPS) applications. Built with a PC40 ferrite core and high-grade copper windings, it delivers stable 11V output and supports high-frequency operation. This transformer is well-suited for power supply designs based on the DP2281 controller IC and is ideal for compact adapters, chargers, and embedded power systems.Features:High-frequency SMPS transformer designed for 30W power applications.Compact EE28 core size suitable for PCB-mounted power supplies.Includes auxiliary winding for bias supply and control circuitry.Supports wide operating frequency range from 20kHz to 500kHz.Optimized for use with DP2281 IC-based SMPS designs.Through-hole mounting with 8-pin configuration for secure PCB installation.High-grade copper windings ensure efficient current handling and thermal stability.Suitable for compact power supplies, chargers, and DIY SMPS projects.Specifications:Model Number: EE28Core Shape: PC40Phase: SinglePower Rating: 30 WattsOutput Voltage: 11VMaximum Secondary Current: 3.5APrimary Winding: ~660mH, 64 Turns, 0.3mm Copper WirePrimary Bias Winding: 11 Turns, 2 × 0.2mm Copper WireSecondary Winding: 7 Turns, 3 × 0.3mm Copper WireSecondary Bias Winding: 11 Turns, 2 × 0.2mm Copper WireWorking Frequency: 20kHz – 500kHzWinding Material: High-Grade CopperNumber of Pins: 8 PinMounting Style: Through HoleOperating Temperature Range: -15°C to +105°CDimensions (L × B × H): 26mm × 22mm × 19mmWeight: 28gPackage Includes:1 × EE28 30W SMPS High Frequency PCB Mount Transformer with Auxiliary Winding - 11V Output (DP2281 IC)

INR 72 · In stock