| Control |
Motor Type |
Cortex-M3
based MCU |
ASSP
Motor Controller
e.g. TB65... |
ASSP
Vector Control
e.g. TC7600 |
General Purpose
e.g. M380 |
PMD & VE
e.g. M370 |
| High performance MCU +
additional software for motor control required; |
Hardware PMD and VE plus
flexibility by software control |
Analogue BiCD process;
simple but unflexible |
Customized IC for one motor
type; stand alone version |
| Speed |
Stepper DC Motor
Control |
General purpose MCU with PWM output |
No |
e.g.
TB6560A |
No |
| Sensorless BLDC
motor control (square wave for compressors, fans,... |
Possible but extensive software development required |
Yes |
e.g.
TB6570, TB6588 |
Yes,
but automatically going into sine wave mode |
| Sensored BLDC motor
control (sine wave) for washing machines, air fans,... |
e.g.
TB6586 |
Yes |
| Sensored BLDC motor
control (square wave) for air fans |
e.g.
TB6556, TB6585 |
| 3-phase induction
motor control (sine wave) for AC inverter products (air
conditioners, refrigerators, washing machines) |
No |
| Sensorless BLDC
motor (sine wave) for compressors, air fans |
e.g.
TB6582 |
| Torque |
Vector control of
BLDC motors/ 3-phase induction motors for compressors, fans,
pumps |
No |