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.
TB6551FG
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.
3...