参数资料
型号: A3906SESTR-T
厂商: Allegro Microsystems Inc
文件页数: 5/10页
文件大小: 0K
描述: IC DVR DC/STEP MOTOR DUAL 20-QFN
标准包装: 1
应用: 直流电机驱动器,步进电机驱动器
输出数: 2/1
电流 - 输出: ± 1A
电源电压: 2.5 V ~ 9 V
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-WFQFN 裸露焊盘
供应商设备封装: 20-QFN 裸露焊盘(4x4)
包装: 标准包装
产品目录页面: 1140 (CN2011-ZH PDF)
其它名称: 620-1288-6
A3906
Low Voltage Stepper and Single/Dual DC Motor Driver
Fault Timing Diagram
I TRIP
I LOAD
FLx
Fault Asserted
t FLx
Fault Asserted
t FLx
Fault Asserted
NOTE: Timer resets after each reset of the PWM latch.
Control Logic
DC Motor Operation
IN1
0
1
0
1
IN2
0
0
1
1
IN3
0
1
0
1
IN4
0
0
1
1
OUT1A
Off
High
Low
Low
OUT1B
Off
Low
High
Low
OUT2A
Off
High
Low
Low
OUT2B
Off
Low
High
Low
Function
Disabled
Forward
Reverse
Brake
Stepper Motor Operation
IN1
IN2
IN3
IN4
OUT1A
OUT1B
OUT2A
OUT2B
Function
0
1
0
0
0
0
0
1
1
0
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
0
Off
High
Off
Low
Low
Low
Off
High
High
Off
Low
Off
High
High
High
Off
Low
Low
Off
High
High
High
Off
Low
Low
Low
Off
Off
Low
Low
Low
Off
High
High
High
Off
Disabled
Full Step 1
Full Step 2
Full Step 3
Full Step 4
Disabled
? Step 1
? Step 2
? Step 3
? Step 4
? Step 5
? Step 6
? Step 7
? Step 8
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
5
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