query: What is the purpose of this transformer winding in the following SMPS schematic?
positive_passages.docid: 153074
positive_passages.text: Half Bridge Gate Drive Transformer - Extra winding?
negative_passages.docid: 57587
negative_passages.text: Why do we need an isolation transformer to connect an oscilloscope?
negative_passages.docid: 106964
negative_passages.text: High voltage transmission, transformers and Ohm's law
negative_passages.docid: 69305
negative_passages.text: What is the purpose of the 250uF capacitor in the LM386 circuit?
negative_passages.docid: 149479
negative_passages.text: Moving a doorbell transformer
negative_passages.docid: 109821
negative_passages.text: DC Motor Overvoltage Operation
negative_passages.docid: 32314
negative_passages.text: Buck Converter Control Scheme- Why isn't just a comparator not enough?
negative_passages.docid: 52547
negative_passages.text: Transformer, how the primary current is adjusted to be equal to the secondary load (without considering magnetizing current)?
negative_passages.docid: 110730
negative_passages.text: Why drive a relay with a transistor switch?
negative_passages.docid: 60180
negative_passages.text: Voltage and Current in transformers
negative_passages.docid: 48552
negative_passages.text: Why aren't solenoid/electromagnet windings insulated?
negative_passages.docid: 142300
negative_passages.text: Winding number (demonstration)
negative_passages.docid: 105808
negative_passages.text: IGBT ratings, I don't understand how this is possible
negative_passages.docid: 120429
negative_passages.text: What is the point of the transistor to drive the relay coil
negative_passages.docid: 42037
negative_passages.text: Small-signal model of flyback converter
negative_passages.docid: 8088
negative_passages.text: How can I use a separate transformer to provide a C wire to my thermostat?
negative_passages.docid: 86056
negative_passages.text: What is the purpose of the thin wire at the top of power transmission lines?