AN2524 Freescale Semiconductor / Motorola, AN2524 Datasheet - Page 2

• Manufacturer Part Number: AN2524
• Description: DC Motor with Dead-Time Correction TPU Function Set
• Manufacturer: Freescale Semiconductor / Motorola

AN2524/D
2
voltage
voltage
voltage
motor
motor
motor
Positive current
Positive current
(Q2)
(Q2)
SW1
SW1
SW2
SW2
SW3
SW3
SW4
SW4
Negative current
(Q3)
SW1
SW2
SW3
SW4
DT
DT
DT
DT
DT
DT
DC Motor with Dead-Time Correction TPU Function Set (DCmDt)
- 50% PWM
- 50% PWM
- 50% PWM
PWM period
PWM period
PWM period
center-time
center-time
center-time
Freescale Semiconductor, Inc.
Figure 2. Dead-Time Correction Technique
For More Information On This Product,
DT
DT
DT
Go to: www.freescale.com
DT
DT
DT
voltage
voltage
voltage
motor
motor
motor
Positive current
(Q1)
SW1
SW2
SW3
SW4
Negative current
Negative current
(Q4)
(Q4)
SW1
SW1
SW2
SW2
SW3
SW3
SW4
SW4
DT
DT
DT
DT
DT
DT
50% PWM
50% PWM
50% PWM
PWM period
PWM period
PWM period
center-time
center-time
center-time
DT
DT
DT
MOTOROLA
DT
DT
DT