参数资料
型号: A4975SLBTR-T
厂商: Allegro Microsystems Inc
文件页数: 10/13页
文件大小: 0K
描述: IC PWM MICROSTEP DVR FULL 16SOIC
特色产品: A4975 Microstepping Drivers
标准包装: 1
应用: PWM 电机驱动器,步进电机驱动器
输出数: 1
电流 - 输出: 1.5A
电压 - 负载: 5 V ~ 50 V
电源电压: 4.5 V ~ 5.5 V
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
供应商设备封装: 16-SOIC W
包装: 标准包装
其它名称: 620-1439-6
A4975
Full-Bridge PWM Microstepping Motor Driver
Table 4 — Step Sequencing
Bridge A
Bridge B
Full
Half
Quarter Eighth
Step
Step
Step Step
PHASE A
D 2A
D 1A
D 0A
I LOADA
PHASE B
D 2B
D 1B
D 0B
I LOADB
1
1
1
1
H
H
L
L
70.7%
H
H
L
L
70.7%
2
H
L
H
H
55.5%
H
H
L
H
83.1%
2
3
4
H
H
L
L
H
L
L
H
38.2%
19.5%
H
H
H
H
H
H
L
H
92.4%
100%
2
3
4
5
6
7
8
X
L
L
L
L
L
L
L
L
L
H
H
L
H
L
H
0%
-19.5%
-38.2%
-55.5%
H
H
H
H
H
H
H
H
H
H
H
L
H
H
L
H
100%
100%
92.4%
83.1%
2
3
5
9
L
H
L
L
-70.7%
H
H
L
L
70.7%
10
L
H
L
H
-83.1%
H
L
H
H
55.5%
6
11
12
L
L
H
H
H
H
L
H
-92.4%
-100%
H
H
L
L
H
L
L
H
38.2%
19.5%
4
7
8
13
14
15
16
L
L
L
L
H
H
H
H
H
H
H
L
H
H
L
H
-100%
-100%
-92.4%
-83.1%
X
L
L
L
L
L
L
L
L
L
H
H
L
H
L
H
0%
-19.5%
-38.2%
-55.5%
3
5
9
17
L
H
L
L
-70.7%
L
H
L
L
-70.7%
18
L
L
H
H
-55.5%
L
H
L
H
-83.1%
10
19
20
L
L
L
L
H
L
L
H
-38.2%
-19.5%
L
L
H
H
H
H
L
H
-92.4%
-100%
6
11
12
21
22
23
24
X
H
H
H
L
L
L
L
L
L
H
H
L
H
L
H
0%
19.5%
38.2%
55.5%
L
L
L
L
H
H
H
H
H
H
H
L
H
H
L
H
-100%
-100%
-92.4%
-83.1%
4
7
13
25
H
H
L
L
70.7%
L
H
L
L
-70.7%
26
H
H
L
H
83.1%
L
L
H
H
-55.5%
14
27
28
H
H
H
H
H
H
L
H
92.4%
100%
L
L
L
L
H
L
L
H
-38.2%
-19.5%
8
15
16
29
30
31
32
H
H
H
H
H
H
H
H
H
H
H
L
H
H
L
H
100%
100%
92.4%
83.1%
X
H
H
H
L
L
L
L
L
L
H
H
L
H
L
H
0%
19.5%
38.2%
55.5%
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
10
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