Half-bridge drive circuit, chip and air-conditioning

Half-bridge drive circuit, chip and air-conditioning

  • CN 108,667,281 A
  • Filed: 07/09/2018
  • Published: 10/16/2018
  • Est. Priority Date: 07/09/2018
  • Status: Active Application
First Claim
Patent Images

1. a kind of half-bridge drive circuit, which is characterized in that including Switching Power Supply, main control device, at least two drive control apparatusThe driving switch being connected with each drive control apparatus;

  • The driving switch includes upper bridge driving switch and lower bridge driving switch;

    The Switching Power Supply and the main control device are connected with the drive control apparatus;

    First output end of the drive control apparatus is connected with the upper bridge driving switch, and the second of the drive control apparatusOutput end is connected with the lower bridge driving switch;

    The initial driving signal of two-way complementation corresponding to each drive control apparatus of main control device output;

    The drive control apparatus follows any initial driving signal, exports complementary first object drive signal and secondTarget drives signal;

    First output end exports the first object drive signal, and the second output terminal exports second target drivesSignal.

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