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TB6551FAG Datasheet 3-phase Full-wave Sine-wave Pwm Brushless Motor Controller

Manufacturer: Toshiba

Overview: TB6551FG/FAG TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic TB6551FG, TB6551FAG 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller The TB6551FG/FAG is designed for motor fan applications for three-phase brushless DC (BLDC) motors.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

Pin No.

21 20 19 18 Symbol HU HV HW CW/CCW 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 block protection 22 23 12 Ve LA OS Inputs voltage instruction signal Lead angle setting signal input pin Inputs output logic select signal With built-in pull-down r

Key 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) Bootstrap circuit compliant Over-current protection signal input pin Built-in regulator (Vref = 5 V (typ. ), 30 mA (max)) Operating supply voltage range: VCC = 6 V to 10 V TB6551FAG Weight: SSOP24-P-300-1.00 : 0.33.

TB6551FAG Distributor