參數(shù)資料
型號： MC34923
廠商： 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述： Full-Bridge PWM Motor Driver(全橋PWM電機(jī)驅(qū)動器)
中文描述： 全橋PWM電動機(jī)驅(qū)動器（全橋脈寬調(diào)制電機(jī)驅(qū)動器）
文件頁數(shù)： 5/16頁
文件大?。?/td> 508K
代理商： MC34923
MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA
34923
5
STATIC ELECTRICAL CHARACTERISTICS
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
OUTPUT DRIVERS
Load Supply Voltage Range
Operating
During Sleep Mode
V
BB
20
0
–
–
45
45
V
Output Leakage Current
V
OUT
= V
BB
V
OUT
= 0 V
I
DSS
–
–
<1.0
<-1.0
20
-20
μ
A
Output On Resistance
Source Driver, I
OUT
= -2.0 A @ 25°C
Source Driver, I
OUT
= -2.0 A @ 150°C
Sink Driver, I
OUT
= 2.0 A @ 25°C
Sink Driver, I
OUT
= 2.0 A @ 150°C
R
DS(ON)
–
–
–
–
300
–
300
–
450
700
450
700
m
Body Diode Forward Voltage
Source Diode, I
F
= -2.0 A
Sink Diode, I
F
= 2.0 A
V
F
–
–
1.2
1.2
1.6
1.6
V
Load Supply Current
f
PWM
< 50 kHz
Charge Pump On, Outputs Disabled
Sleep Mode
I
BB
–
–
–
4.0
2.0
–
7.0
5.0
20
mA
mA
μ
A
CONTROL LOGIC
Logic Supply Voltage Range (Operating)
V
DD
4.5
5.0
5.5
V
Logic Input Voltage
V
IN(1)
V
IN(0)
2.0
–
–
–
–
0.8
V
Input Current
All Logic Inputs Except PWM/ENABLE
V
IN
= 2.0 V
V
IN
= 0.8 V
PWM/ENABLE Only
V
IN
= 2.0 V
V
IN
= 0.8 V
I
IN(1)
I
IN(0)
I
IN(1)
I
IN(0)
–
–
–
–
<1.0
<-2.0
40
16
20
-20
100
40
μ
A
Input Hysteresis
All Digital Inputs Except OSC
OSC (Operating)
V
IN(LOGIC)
V
IN(OSC)
50
200
–
–
100
400
mV
Reference Input Voltage Range (Operating)
V
REF
0
–
2.6
V
Reference Input Current
V
REF
= 2.5 V
I
REF
–
–
±0.5
μ
A
Input Offset Voltage
Comparator V
REF
= 0 V
Buffer
V
IO
–
–
0
0
±5.0
±15
mV
F
Freescale Semiconductor, Inc.
Go to: www.freescale.com
n
.
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