參數(shù)資料
型號(hào)： LB1847
廠商： Sanyo Electric Co.,Ltd.
英文描述： PWM Current Control Type Stepping Motor Driver(PWM電流控制馬達(dá)驅(qū)動(dòng)器)
中文描述： PWM電流控制型步進(jìn)電機(jī)驅(qū)動(dòng)器（PWM電流控制馬達(dá)驅(qū)動(dòng)器）
文件頁(yè)數(shù)： 3/16頁(yè)
文件大?。?/td> 126K
代理商： LB1847
LB1847
No. 5982-3/16
Electrical Characteristics
at Ta = 25
°
C, V
BB
= 45V, V
CC
= 5V, V
REF
= 1.52V
min
typ
max
[Output Block]
Output stage supply voltage
2.3
3.5
5.0
mA
0.5
0.8
1.1
mA
Output saturation voltage
1.2
1.6
V
1.5
1.9
V
1.9
2.2
V
2.2
2.4
V
Output leak current
50
μ
A
–50
μ
A
Output sustain voltage
45
V
[Logic Block]
Logic supply voltage
19.5
26
36.5
mA
ENABLE=3.2V
10.5
15
19.5
mA
Input voltage
3.2
V
0.8
V
Input current
100
μ
A
–10
μ
A
Sensing voltage
0.470
0.525
V
0.445
0.48
0.505
V
0.425
0.46
0.485
V
0.410
0.43
0.465
V
0.385
0.41
0.435
V
0.365
0.39
0.415
V
0.345
0.37
0.385
V
0.325
0.35
0.365
V
0.280
00.3
0.325
V
0.240
0.26
0.285
V
0.195
0.22
0.235
V
0.155
0.17
0.190
V
0.115
0.13
0.145
V
0.075
0.09
V
Reference current
–0.5
μ
A
CR pin current
CR=1.0V
–4.6
–1.0
mA
MD pin current
MD=1.0V, CR=4.0V
–5.0
μ
A
DECAY pin current Low
–10
μ
A
DECAY pin current High
5
μ
A
Thermal shutdown temperature
TSD
170
°
C
Logic ON voltage
3.35
3.65
3.95
V
Logic OFF voltage
3.20
3.50
3.80
V
0.065
0.15
0.23
V
Ratings
Parameter
Symbol
Conditions
Unit
0.50
0.100
L
VSD
hysteresis width
I
BB
ON
I
BB
OFF
V
O
(sat)1
V
O
(sat)2
V
O
(sat)3
V
O
(sat)4
I
O
(leak)1
I
O
(leak)2
V
SUS
I
O
=+1.0A, sink
I
O
=+1.5A, sink
I
O
=–1.0A, source
I
O
=–1.5A, source
V
O
=V
BB
, sink
V
O
=0V, source
L=15 mH, I
O
=1.5A, Guaranteed design value
I
CC ON
I
CC OFF
V
IH
V
IL
I
IH
I
IL
V
IH
=3.2V
V
IL
=0.8V
I
4
=3.2V, I
3
=3.2V, I
2
=3.2V, I
1
=3.2V
I
4
=3.2V, I
3
=3.2V, I
2
=3.2V, I
1
=3.2V
I
4
=3.2V, I
3
=3.2V, I
2
=3.2V, I
1
=0.8V
I
4
=3.2V, I
3
=3.2V, I
2
=0.8V, I
1
=3.2V
I
4
=3.2V, I
3
=3.2V, I
2
=0.8V, I
1
=0.8V
I
4
=3.2V, I
3
=0.8V, I
2
=3.2V, I
1
=3.2V
I
4
=3.2V, I
3
=0.8V, I
2
=3.2V, I
1
=0.8V
I
4
=3.2V, I
3
=0.8V, I
2
=0.8V, I
1
=3.2V
I
4
=3.2V, I
3
=0.8V, I
2
=0.8V, I
1
=0.8V
I
4
=0.8V, I
3
=3.2V, I
2
=3.2V, I
1
=3.2V
I
4
=0.8V, I
3
=3.2V, I
2
=3.2V, I
1
=0.8V
I
4
=0.8V, I
3
=3.2V, I
2
=0.8V, I
1
=3.2V
I
4
=0.8V, I
3
=3.2V, I
2
=0.8V, I
1
=0.8V
I
4
=0.8V, I
3
=0.8V, I
2
=3.2V, I
1
=3.2V
I
4
=0.8V, I
3
=0.8V, I
2
=3.2V, I
1
=0.8V
V
E
I
REF
I
CR
I
DECL
I
MD
L
VSD
1
I
DECH
L
VSD
L
VSD
2
V
REF
=1.5V
V
DEC
=0.8V
V
DEC
=3.2V
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