Motor drive circuit Brushless DC motor (Circuit using driver with external MOSFETs)

Example of a driving circuit for brushless motor using a driver and external driving MOSFETs

Motor drive circuit Brushless DC motor (Circuit using driver with external MOSFETs)

Lineup

Three-phase brushless DC motor controller (external MOSFETs)

Part number TB6584FNG TB6584AFNG TB6634FNG
Power supply voltage 6 to 16.5 V (operating range)
Output current 0.002 A (for driving MOSFET) (operating range)
Drive system Sine wave drive system / Square wave drive system
Features Phase control: Automatic (current feedback)
Hall device / Hall IC compatible
Internal regulator: 5 V / 30 mA (Max)
Error detection: overcurrent protection, abnormal position signal protection, 
undervoltage lockout, motor restrained detection (TB6634FNG)

U-MOS Series MOSFET

Part number TPWR6003PL TPWR8004PL TPHR8504PL TPHR7404PU TPH2R408QM TPH4R008QM TK5R1P08QM TK6R9P08QM
Package DSOP Advance SOP Advance
SOP Advance(N)
DPAK
VDSS [V] 30 40 40 40 80 80 80 80
ID [A] 150 (412*) 150 (340*) 150 (340*) 150 (400*) 120 (200*) 86 (140*) 84 (105*) 62 (83*)
RDS(ON) [mΩ] @VGS = 10 V

Typ.

0.36 0.65 0.7 0.51 1.9 3.1 4.2 5.5
Max 0.6 0.8 0.85 0.74 2.43 4 5.1 6.9
Polarity N-ch N-ch N-ch N-ch N-ch N-ch N-ch N-ch
Generation U-MOSⅨ-H U-MOSⅨ-H U-MOSⅨ-H U-MOSⅨ-H U-MOSⅩ-H U-MOSⅩ-H U-MOSⅩ-H U-MOSⅩ-H

* : Silicon limit

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