参数资料
型号: A4987SESTR-T
厂商: Allegro Microsystems Inc
文件页数: 8/17页
文件大小: 0K
描述: IC STEPPER MOTOR DRIVER 24QFN
特色产品: A498x Motor Driver Family
标准包装: 1
应用: 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: ± 1A
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: 24-WFQFN 裸露焊盘
供应商设备封装: 24-QFN 裸露焊盘(4x4)
包装: 标准包装
其它名称: 620-1404-6
A4987
I OUT
PHx
IN0x
IN1x
100.00
70.71
0
–70.71
–100.00
DMOS Dual Full-Bridge PWM Motor Driver
With Overcurrent Protection
See Enlargement A
Enlargement A
t off
Fa
De
ca
I OUT
I PEAK
t FD
t SD
Slow Decay
Mixe d Dec ay
st
y
t
Symbol
t off
I PEAK
t SD
t FD
I OUT
Device fixed off-time
Maximum output current
Slow decay interval
Fast decay interval
Device output current
Characteristic
Figure 4. Current Decay Modes Timing Chart
Allegro MicroSystems, LLC
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
8
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A4987SLPTR 制造商:Allegro MicroSystems LLC 功能描述:DMOS Dual Full-Bridge PWM Motor Driver
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