TB6551F Datasheet (Toshiba) - 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller

TB6551F, 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller

Pin No.

21 20 19 Symbol HU HV HW Description Positional signal input pin U Positional signal input pin V Positional signal input pin W Rotation direction signal input pin L: Forward H: Reverse L: Reset (Output is non-active) 11 RES Reset-signal-input pin Operation/Halt operation Also used for gate b

TB6551F Features

* Sine-wave PWM control Built-in triangular-wave generator (carrier cycle = fosc/252 (Hz)) Built-in lead angle control function (0° to 58° in 32 steps) Built-in dead time function (setting 2.6 µs or 3.8 µs) Supports bootstrap circuit Overcurrent protecti