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TC78B004AFTG Datasheet Brushless Motor Controller

Manufacturer: Toshiba

Overview: TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic TC78B004AFTG TC78B004AFTG 3-phase Full-wave Sine-wave PWM driving Brushless Motor Controller with Speed Control Function 1. Outline The TC78B004AFTG is a 3-phase full-wave Sine-wave PWM driving brushless motor control IC with the speed control function. Sine-wave PWM driving with 2-phase modulation enables driving in high efficiency and low noise condition. The speed control function which can change speed of the motor is built in this product. P-WQFN40-0606-0.50-001 Weight: 0.0849 g (typ.) 2.

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General Description

Pin No.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Pin name Description HUHV+ HVHW+ HWSP INTEG-in P-OUT D-OUT FGo FGin(-) FGin(+) Hall signal (Phase-U -) input pin

Key Features

  • Sine-wave PWM driving system.
  • 2-phase modulation system with low switching loss.
  • Built-in Dead time function.
  • External clock input.
  • FLL + PLL speed control circuit.
  • READY circuit output.
  • Built-in FG amplifier.
  • Built-in Auto lead angle correction function.
  • Built-in CW/Stop (Standby) / CCW / Brake functions.
  • Built-in Over current limitation function.
  • Built-in Lock protection function Note: This product has a MOS structure and is sensitive to.

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