参数资料
型号: A3979SLPTR
厂商: Allegro Microsystems Inc
文件页数: 13/15页
文件大小: 0K
描述: IC DRIVER MICROSTEPPING 28-TSSOP
标准包装: 4,000
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: 带卷 (TR)
A3979
DMOS Microstepping Driver with Translator
Terminal List Table
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Name
SENSE1
HOME
DIR
OUT1A
PFD
RC1
AGND
REF
RC2
VDD
OUT2A
MS2
MS1
SENSE2
VBB2
SR
ˉRˉ ˉEˉ ˉSˉ ˉEˉ ˉTˉ
OUT2B
STEP
VREG
PGND
VCP
CP1
CP2
1OUT1B
ˉEˉ ˉNˉ ˉAˉ ˉBˉ ˉLˉ ˉEˉ
ˉSˉ ˉLˉ ˉEˉ ˉEˉ ˉPˉ
VBB1
Description
Sense resistor for Bridge 1
Logic Output
Logic input
Output A for Bridge 1
Mixed decay setting
Analog input for fixed off-time for Bridge 1
Analog Ground
Current trip reference voltage input
Analog input for fixed off-time for Bridge 2
Logic supply
Output A for Bridge 2
Logic input
Logic input
Sense resistor for Bridge 2
Load supply for Bridge 2
Logic input
Logic input
Output B for Bridge 2
Logic input
Regulator decoupling
Power Ground
Reservoir capacitor
Charge pump capacitor 1
Charge pump capacitor 2
Output B for Bridge 1
Logic input
Logic input
Load supply for Bridge 1
Allegro MicroSystems, LLC
115 Northeast Cutoff, Box 15036
13
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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A3979SLPTR-T 功能描述:IC DRIVER MICROSTEPPING 28-TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电机和风扇控制器,驱动器 系列:- 标准包装:1 系列:- 应用:步进电机驱动器,1-2 相,2 相 评估套件:- 输出数:1 电流 - 输出:800mA 电压 - 负载:10 V ~ 28 V 电源电压:4.75 V ~ 5.25 V 工作温度:-20°C ~ 90°C 安装类型:表面贴装 封装/外壳:28-SOP + 2 翼片裸露焊盘 供应商设备封装:28-HSOPHC(15.2x7.9) 包装:剪切带 (CT) 其它名称:869-1268-1
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A397B 制造商:Powerex Power Semiconductors 功能描述:DIODE FAST REC 200V 400A
A397C 制造商:n/a 功能描述:Power Semiconductor
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