參數(shù)資料
型號(hào)： MC34923
廠商： 飛思卡爾半導(dǎo)體(中國(guó))有限公司
英文描述： Full-Bridge PWM Motor Driver(全橋PWM電機(jī)驅(qū)動(dòng)器)
中文描述： 全橋PWM電動(dòng)機(jī)驅(qū)動(dòng)器（全橋脈寬調(diào)制電機(jī)驅(qū)動(dòng)器）
文件頁(yè)數(shù)： 6/16頁(yè)
文件大?。?/td> 508K
代理商： MC34923
34923
6
Go to: www.freescale.com
CONTROL LOGIC (continued)
Reference Divider Ratio
Bit D14 = High
Bit D14 = Low
–
9.9
4.95
10
5.0
10.2
5.05
–
Thermal Shutdown Temperature
T
J
–
165
–
°C
Thermal Shutdown Hysteresis
T
J
–
15
–
°C
Undervoltage Lockout Enable Threshold
Increasing V
DD
UVLO
3.90
4.2
4.45
V
Undervoltage Lockout Hysteresis
UVLO
0.05
0.10
–
V
Logic Supply Current
f
PMW
< 50 kHz
Sleep Mode, Inputs <0.5 V
I
DD
–
–
6.0
–
10
2.0
mA
STATIC ELECTRICAL CHARACTERISTICS (continued)
Characteristics noted under conditions T
A
=
25
°
C, V
BB
= 45 V, V
DD
= 5.0 V, V
SENSE
= 0.5 V, and f
PWM
< 50 kHz unless otherwise
noted.
Characteristic
Symbol
Min
Typ
Max
Unit
F
Freescale Semiconductor, Inc.
For More Information On This Product,
n
.
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