AN1913D Freescale Semiconductor / Motorola, AN1913D Datasheet - Page 11

• Manufacturer Part Number: AN1913D
• Description: 3-phase BLDC Motor Control with Sensorless Back-EMF ADC Zero Crossing Detection using DSP 56F80x
• Manufacturer: Freescale Semiconductor / Motorola

The introduced BLDC motor control drive with Back-EMF Zero Crossing using AD convertor is
designed as a DSP system that meets the following general performance requirements:
Motor Characteristics:
Motor Characteristics:
Drive Characteristics:
Drive Characteristics:
Load Characteristic:
Load Characteristic:
Table 4-1. Low Voltage Evaluation Hardware Set Specifications
Table 4-2. Low Voltage Hardware Set Specifications
BLDC control with BEMF Zero Crossing using ADC
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
Max. Electrical Power:
Maximal line voltage:
Max DC-Bus Voltage
Max DC-Bus Voltage
Control Algorithm
Control Algorithm
Phase Voltage:
Speed Range:
Phase Current
Output Torque
Speed Range:
Phase Current
Input Voltage:
Input Voltage:
Speed Range
Speed Range
Motor Type
Motor Type
Type
Type
4 poles, three phase, star con-
6 poles, three phase, star con-
Speed Closed Loop Control
Speed Closed Loop Control
nected, BLDC motor
nected, BLDC motor
< 5000 rpm (at 60V)
3000 rpm (at 12V)
System Design Concept
0.140Nm (at 2A)
< 2000 rpm
< 3000 rpm
12V DC
12V DC
Varying
Varying
3*6.5V
15.8 V
150 W
15.8 V
60V
17A
2A
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