Personal Computer - Word Processor User Manual

Hardware Design
Low-Voltage Evaluation Motor Hardware Set Components
DRM028 — Rev 0 Designer Reference Manual
MOTOROLA Hardware Design 71
4.5.1.1 Electrical Characteristics of the EVM Motor Board
The electrical characteristics in Table 4-4 apply to operation at 25°C and
a 12-Vdc power supply voltage.
4.5.2 3-phase Low Voltage EVM BLDC Motor
The EVM Motor Board is shipped with an MCG IB23810-H1 brushless
dc motor. Motor-brake specifications are listed in Table 2-3, Section 2.
Other detailed motor characteristics are in Table 4-5 this section. They
apply to operation at 25°C.
Table 4-4. Electrical Characteristics of the EVM Motor Board
Characteristic Symbol Min Typ Max Units
Power Supply Voltage Vdc 10 12 16 V
Quiescent Current
I
CC
—50— mA
Min Logic 1 Input Voltage
V
IH
2.4 — — V
Max Logic 0 Input Voltage
V
IL
——0.8 V
Input Resistance
R
In
—10— kΩ
Analog Output Range
V
Out
0—3.3 V
Bus Current Sense Voltage
I
Sense
—412—mV/A
Bus Voltage Sense Voltage
V
Bus
—206—mV/V
Power MOSFET On Resistance
R
DS(On)
—3240MΩ
RMS Output Current
I
M
—— 6 A
Total Power Dissipation
P
diss
—— 5 W
Table 4-5. Characteristics of the BLDC motor
Characteristic Symbol Min Typ Max Units
Terminal Voltage
V
t
—— 60 V
Speed @ V
t
— 5000 — RPM
Torque Constant
K
t
— 0.08 — Nm/A
Frees
cale Semiconductor,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
nc...