参数资料
型号: A4989SLDTR-T
厂商: Allegro Microsystems Inc
文件页数: 9/17页
文件大小: 0K
描述: IC FULL BRDG MFET DRVR 38TSSOP
标准包装: 1
应用: 步进电机控制器,2 相
输出数: 1
电压 - 负载: 12 V ~ 50 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: 38-TFSOP(0.173",4.40mm 宽)
供应商设备封装: 38-TSSOP
包装: 标准包装
其它名称: 620-1389-6
A4989
STEP
100
96
88
83
77
71
63
56
47
38
29
20
Dual Full-Bridge MOSFET Driver
with Microstepping Translator
I OUT1B (%*)
Phase = 1,
Direction = H
10
0
–10
Mixed
Slow
Mixed
Mixed
Slow
Mixed
–20
–29
–38
–47
–56
–63
–71
–77
–83
–88
–96
–100
100
96
88
83
77
71
63
56
47
38
29
I OUT2B (%*)
Phase = 2,
Direction = H
20
10
0
–10
Slow
Mixed
Mixed
Slow
Mixed
Mixed
Slow
–20
–29
–38
–47
–56
–63
–71
–77
–83
–88
–96
–100
*For precise definition of output levels, refer to table 3
Figure 5. Decay Modes for Sixteenth-Step Increments
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
9
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