Flyback transformer. CRT. #experiment #electronic #diyprojects #diy #electric #highvoltage

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An EHT (Extra High Tension) transformer is a type of transformer designed to generate very high voltages, typically in the range of thousands of volts, from a lower voltage source. These transformers are commonly used in devices like cathode ray tubes (CRTs), X-ray machines, laser systems, and particle accelerators, where high voltages are necessary to produce electron beams or other high-energy particles.




Key Considerations for Circuit:
1. Heat Management: The IRFZ44N MOSFET can heat up quickly, especially when switching high currents. Ensure you have a proper heat sink attached to the MOSFET to prevent overheating.

2. Gate Drive: The 1k resistor on the gate pin helps limit the current and ensures the MOSFET turns on and off correctly. However, ensure that your gate voltage is sufficient to fully turn on the MOSFET (usually above 10V for the IRFZ44N).

3. Flyback Transformer Winding: The 6-0-6 turns on the transformer suggest you're creating a center-tapped primary winding. Ensure your winding is tight and insulated to avoid short circuits and to maximize the efficiency of the transformer.

4. High Voltage Handling: The output of the flyback transformer can be extremely high, often in the kilovolt range. Use proper insulation and safety precautions when dealing with this output to prevent accidental shocks.

5. Oscillation Control: If you're using a simple driver circuit, make sure the frequency of the oscillation is within the optimal range for the flyback transformer to produce high voltage efficiently without causing damage to the MOSFET or transformer.

Remember, high voltage circuits can be dangerous. Always double-check your setup and ensure you have safety measures in place before powering on the circuit.