参数资料
型号: A3979SLPTR-T
厂商: Allegro Microsystems Inc
文件页数: 10/15页
文件大小: 0K
描述: IC DRIVER MICROSTEPPING 28-TSSOP
标准包装: 1
应用: 步进电机驱动器
输出数: 1
电流 - 输出: ±2.5A
电压 - 负载: 8 V ~ 35 V
电源电压: 3 V ~ 5.5 V
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.173",4.40mm 宽)裸露焊盘
供应商设备封装: 28-TSSOP 裸露焊盘
包装: 标准包装
产品目录页面: 1140 (CN2011-ZH PDF)
其它名称: 620-1148-6
A3979
STEP Input
HOME Output
100.00
70.71
DMOS Microstepping Driver with Translator
STEP Input
HOME Output
100.00
70.71
Slow
Slow
Slow
Phase 1
I OUT1A
Direction = H
0.00
Slow
Phase 1
I OUT1A
Direction = H
0.00
Mixed
Mixed
Mixed
(%)
–70.71
–100.00
100.00
(%)
–70.71
–100.00
100.00
70.71
70.71
Slow Slow
Slow
Slow
Phase 2
I OUT2A
Direction = H
(%)
0.00
Slow
Phase 2
I OUT2A
Direction = H
(%)
0.00
Mixed
Mixed
Mixed
–70.71
–100.00
Figure 2. Decay Mode for Full-Step Increments
STEP Input
HOME Output
100.00
92.39
70.71
–70.71
–100.00
Figure 3. Decay Modes for Half-Step Increments
Phase 1
I OUT1A
Direction = H
38.27
0.00
Slow
Mixed
Slow
Mixed
Slow
(%)
–38.27
–70.71
–92.39
–100.00
100.00
92.39
70.71
Phase 2
I OUT2A
Direction = H
38.27
0.00
Slow
Mixed
Slow
Mixed
Slow
Mixed
(%)
–38.27
–70.71
–92.39
–100.00
Figure 4. Decay Modes for Quarter-Step Increments
Allegro MicroSystems, LLC
115 Northeast Cutoff, Box 15036
10
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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