SG3525 PWM Controller IC Complete Pinout & Block Diagram Explained | SMPS PWM IC Tutorial

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Learn the complete working of SG3525 PWM Controller IC in this detailed electronics tutorial. In this video, we explain SG3525 pinout, internal block diagram, applications, features, oscillator frequency, soft-start function, shutdown pin, compensation pin, and PWM output operation.

This IC is widely used in:
✔ SMPS Circuits
✔ DC-DC Converters
✔ Inverters
✔ UPS Systems
✔ Battery Chargers
✔ PWM Control Circuits

If you are learning power electronics, inverter repairing, or SMPS designing, this SG3525 tutorial will help you understand the complete functionality of the IC step by step.

📌 Topics Covered:
• SG3525 Pin Configuration
• Internal Block Diagram
• PWM Working Principle
• Oscillator & Timing Components
• Output A & Output B
• Soft Start & Shutdown Pins
• Applications of SG3525 IC

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