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The EE13 High-Frequency SMPS Transformer is a compact, high-efficiency magnetic component designed for modern, space-constrained switching power supplies (SMPS). Built with high-permeability ferrite cores and premium copper windings, the EE13 transformer delivers stable power transfer, excellent EMI suppression, and minimal power loss under high-frequency operation.
As a versatile power solution, it is fully customizable in inductance, turns ratio, pin configuration, and insulation voltage to meet your exact OEM/ODM design requirements.
| Parameter Name | Symbol | Standard Range / Value |
|---|---|---|
| Operating Frequency | f | 20 kHz – 500 kHz (Typical: 50 kHz – 132 kHz) |
| Rated Output Power | Po | 3 W – 12 W (Universal Input: 3W–8W; Single Input: Up to 12W) |
| Primary Inductance | Lp | 100 µH – 3.5 mH (Tolerance: ±10% or ±15%) |
| Leakage Inductance | Lk | < 2% – 5% of Primary Inductance (Typically < 15 µH) |
| Turns Ratio | Np : Ns : Naux | Customizable (e.g., 100:10:12, 80:8:10) |
| Primary DC Resistance (DCR) | DCR (Pri) | 0.5 Ω – 4.5 Ω |
| Secondary DC Resistance (DCR) | DCR (Sec) | 0.05 Ω – 0.8 Ω (50 mΩ – 800 mΩ) |
| Hi-Pot Insulation Voltage | Vhipot | 3000 VAC – 4000 VAC (1 Min, Leakage Current < 1 mA) |
| Insulation Resistance | Rins | ≥ 100 MΩ (@ 500 VDC Test Voltage) |
| Creepage Distance | Creepage | 3.0 mm – 6.0 mm (Margin Tape / TIW Wire) |
| Safety Compliance | - | UL, VDE, CE, RoHS, REACH, IEC 60950 / IEC 60601 |
| Saturation Current | Isat | 0.3 A – 1.5 A (Peak Primary Current) |
| Temperature Rise | ΔT | < 40°C – 55°C (Full Load Continuous Operation) |
| Insulation Class | Class | Class B (130°C) / Class F (155°C) |
The EE13 SMPS Transformer is widely applied across power management systems demanding high reliability and efficiency:
Need a custom schematic or specific inductance parameters for your EE13 transformer?
Contact Our Engineering Team for free sample evaluation and technical support!
