参数资料
型号: A4979GLPTR-T
厂商: Allegro Microsystems Inc
文件页数: 42/44页
文件大小: 0K
描述: IC MOTOR DRVR MICRO STEP 28TSSOP
特色产品: A4979 Series
标准包装: 1
应用: 直流电机驱动器,PWM 电机驱动器,步进电机驱动器
评估套件: 可供
输出数: 1
电流 - 输出: 1.5A
电压 - 负载: 7 V ~ 50 V
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 105°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
其它名称: 620-1463-6
99% 100%
99% 100%
99% 98%
99% 100%
A4979
Microstepping Programmable Stepper Motor Driver
With Stall Detect and Short Circuit Protection
98%
96% 92%
88%
83%
77%
70%
63%
56%
47%
38%
29%
19%
10%
I B
10%
19%
29%
38%
47%
56%
63%
70%
77%
83%
88%
96% 92%
98%
100%
96% 92%
88%
83%
77%
70%
63%
56%
47%
38%
29%
19%
10%
I A
10%
19%
29%
38%
47%
56%
63%
70%
77%
83%
88%
96% 92%
98%
Figure A11. Phase current sequence for sixteenth step
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
A-8
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