The MC33035 is a high performance second generation monolithic brushless DC motor controller containing all of the active functions required to implement a full featured open loop, three or four phase motor control system.
The document describes the MC33035, a second-generation monolithic brushless DC motor controller designed to implement full-featured open-loop three or four-phase motor control systems. The device integrates essential active functions including a rotor position decoder for commutation sequencing, a temperature-compensated reference source capable of supplying sensor power, and a frequency-programmable sawtooth oscillator.
| Power Supply Voltage (VCC) | 40 V |
|---|---|
| Operating Ambient Temperature Range | -40 to +85 °C |
| Reference Output Voltage (Typical) | 6.24 V |
| Oscillator Frequency | 22 to 28 kHz |
| Top Drive Output Sink Saturation Voltage | 0.5 V max |
| Bottom Drive Output Current | 100 mA |
The device is designed to operate with electrical sensor phasings of 60°/300° or 120°/240°.
Yes, it includes internal thermal shutdown as a protective feature.