1. © 2002 Microchip Technology Incorporated. All Rights Reserved. 1 Motor Types Microchip Technology Inc.

2. © 2002 Microchip Technology Incorporated. All Rights Reserved. 2 Common Motor Control Elements CalculateMeasureControl Rotation Position Temperature Timing Math Functions Pulse Width Modulation Power Drivers

3. © 2002 Microchip Technology Incorporated. All Rights Reserved. 3 Primary Motor Types l DC Brush Motor l DC Brushless Motor l Stepper Motor l AC Induction l Switched Reluctance l DC Brush Motor l DC Brushless Motor l Stepper Motor l AC Induction l Switched Reluctance

4. © 2002 Microchip Technology Incorporated. All Rights Reserved. 4 DC Brush Motor l Common Control Implementations l Simple power stage control l May use position feedback sensors for closed loop control l PICmicro ® MCU solutions l 4Kw 28-pin to 32Kbyte 64-pin l Ex. include PIC16F876 and PIC17C766 l Common Control Implementations l Simple power stage control l May use position feedback sensors for closed loop control l PICmicro ® MCU solutions l 4Kw 28-pin to 32Kbyte 64-pin l Ex. include PIC16F876 and PIC17C766

5. © 2002 Microchip Technology Incorporated. All Rights Reserved. 5 DC Brushless Motor l Common Control Implementations l Closed-loop control l Sensor and sensorless control l PICmicro ® MCU solutions l TC6XX Fan Controller Family l 4Kw 28-pin to 16Kw 64-pin l Ex. include: PIC16C73 and PIC18C658 l Common Control Implementations l Closed-loop control l Sensor and sensorless control l PICmicro ® MCU solutions l TC6XX Fan Controller Family l 4Kw 28-pin to 16Kw 64-pin l Ex. include: PIC16C73 and PIC18C658

6. © 2002 Microchip Technology Incorporated. All Rights Reserved. 6 Stepper Motor l Common Control Implementations l Open Loop Control l Simple and inexpensive control l PICmicro ® MCU solutions l 2Kw 8-pin to 16Kw 40-pin l Ex. include: PIC12C509A and PIC18C452 l Common Control Implementations l Open Loop Control l Simple and inexpensive control l PICmicro ® MCU solutions l 2Kw 8-pin to 16Kw 40-pin l Ex. include: PIC12C509A and PIC18C452

7. © 2002 Microchip Technology Incorporated. All Rights Reserved. 7 AC Induction Motor l Common Control Implementations l Open-loop control l Closed-loop sensor and sensorless control l PICmicro ® MCU solutions l 4Kw and 8Kw, 28 and 40 pins l Ex. include: PIC16C773, PIC16C774, PIC16F873, PIC16F874 l Common Control Implementations l Open-loop control l Closed-loop sensor and sensorless control l PICmicro ® MCU solutions l 4Kw and 8Kw, 28 and 40 pins l Ex. include: PIC16C773, PIC16C774, PIC16F873, PIC16F874

8. © 2002 Microchip Technology Incorporated. All Rights Reserved. 8 Switched Reluctance (SR) Motor l Common Control Implementations l Closed-loop sensor and sensorless control l PICmicro ® MCU solutions l 2Kw/4Kw 18/28 pins l Ex. Include: PIC16C622, PIC16C73, PIC16F873 l Trend moving to higher memory PIC18FXXX and dsPIC™ families l Common Control Implementations l Closed-loop sensor and sensorless control l PICmicro ® MCU solutions l 2Kw/4Kw 18/28 pins l Ex. Include: PIC16C622, PIC16C73, PIC16F873 l Trend moving to higher memory PIC18FXXX and dsPIC™ families