TB6556FG_12 Datasheet, PDF (1/22 Pages) Toshiba Semiconductor – 3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller

TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic
TB6556FG
TB6556FG
3-Phase Full-Wave Sine-Wave PWM Brushless Motor Controller
The TB6556FG is designed for motor fan applications for three-phase brushless DC (BLDC) motors.
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)
External setting/automatic internal setting
 Built-in dead time function (setting 1.9 μs or 3.8 μs)
 Overcurrent protection signal input pin
 Built-in regulator (Vrefout = 5 V (typ.), 30 mA (max))
 Operating supply voltage range: VCC = 6 V to 10 V
Weight: 0.63 g (typ.)
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2012-10-22