EMP0235 High-Frequency Transformer PCB Mount 220V 13Pin
The EMP0235 High-Frequency Transformer PCB Mount 220V 13Pin is a high-frequency transformer based on EE40 ferrite core, commonly used in SMPS circuits. It is designed for applications such as flyback or forward converters in power supply units. This transformer includes multiple windings suitable for primary, secondary, and feedback usage.
Features:
- High-Frequency Operation Optimized for use in SMPS (Switch Mode Power Supply) applications including flyback and forward converter topologies.
- EE40 Ferrite Core Built on the EE40 core, providing efficient magnetic coupling and reduced core losses.
- Multi-Winding Support Includes multiple windings for primary, secondary, and feedback functions.
- 13-Pin Configuration Offers a 13-pin layout for easy integration and flexible PCB mounting.
- PCB Mountable Designed for direct mounting on PCBs, simplifying assembly and layout.
- Rated for 220V Input Suitable for mains-powered circuits with a 220V input specification.
- Compact and Durable Combines space-saving design with high durability for long-term performance.
- Insulation and Safety Compliance Engineered to meet insulation standards for safe high-voltage operation.
Pin Assignments:
| Pin | Resistance | Function |
| 1 – 2 | 25.020 Ω | Primary Winding |
| 2 – 7 | 14.788 kΩ | High Resistance Coupling (possibly auxiliary) |
| 3 – 6 | Not Connected | – |
| 7 – 8 | 113 Ω | Secondary Winding |
| 9 – 10 | 29.3 Ω | Secondary Winding (Extension) |
| 10 – 11 | 17.424 Ω | Secondary Winding |
| 11 – 12 | 17.455 Ω | Secondary Winding |
| 11 – 13 | 21.996 Ω | Secondary Winding |
Specifications:
- Model: EMP0235
- Type: High-Frequency Transformer
- Core Type: EE40 Ferrite Core
- Mounting Type: PCB Mount
- Input Voltage: 220VAC
- Input Frequency: 50/60 Hz
- Pin Count: 13 Pins
- Output Frequency: 20kHz – 100kHz (depends on circuit design)
- Primary & Secondary Windings: Multiple windings for primary, secondary
- Insulation Resistance: >100MΩ at 500VDC
- Dielectric Strength: 3kV RMS for 1 minute
- Temperature Range: –25°C to +85°C
Applications:
- Switch Mode Power Supplies (SMPS).
- AC-DC Power Adapters.
- Battery Chargers.
- LED Drivers.
- Telecommunication Equipment.
- Home Appliances.
- Industrial Control Systems.
- Medical Instruments (Non-Critical).
Package Contents:
- 1 X EMP0235 High-Frequency Transformer PCB Mount 220V 13Pin
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