5秒后页面跳转
A3979 PDF预览

A3979

更新时间: 2024-01-18 03:15:38
品牌 Logo 应用领域
急速微 - ALLEGRO 驱动器
页数 文件大小 规格书
14页 330K
描述
Microstepping DMOS Driver with Translator

A3979 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:TSSOP
包装说明:HTSSOP, TSSOP28,.25针数:28
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:1.13
模拟集成电路 - 其他类型:STEPPER MOTOR CONTROLLERJESD-30 代码:R-PDSO-G28
JESD-609代码:e3长度:9.7 mm
湿度敏感等级:2功能数量:1
端子数量:28最高工作温度:85 °C
最低工作温度:-20 °C最大输出电流:2.5 A
封装主体材料:PLASTIC/EPOXY封装代码:HTSSOP
封装等效代码:TSSOP28,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):260
电源:3.3/5,35 V认证状态:Not Qualified
座面最大高度:1.2 mm子类别:Motion Control Electronics
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):3 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:NMOS温度等级:OTHER
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:0.65 mm端子位置:DUAL
处于峰值回流温度下的最长时间:40宽度:4.4 mm
Base Number Matches:1

A3979 数据手册

 浏览型号A3979的Datasheet PDF文件第1页浏览型号A3979的Datasheet PDF文件第2页浏览型号A3979的Datasheet PDF文件第4页浏览型号A3979的Datasheet PDF文件第5页浏览型号A3979的Datasheet PDF文件第6页浏览型号A3979的Datasheet PDF文件第7页 
A3979  
DMOS Microstepping Driver with Translator  
ELECTRICAL CHARACTERISTICS at TA = 25°C, VBB = 35 V, VDD = 3.0 to 5.5 V (unless otherwise noted)  
1
Characteristics  
Output Drivers  
Symbol  
Test Conditions  
Min.  
Max.  
Units  
Typ.  
Operating  
8
0
35  
35  
V
V
Load Supply Voltage Range  
Output Leakage Current2  
Output On Resistance  
VBB  
IDSS  
RDS(On)  
VF  
During Sleep mode  
VOUT = VBB  
<1.0  
<1.0  
0.28  
0.22  
20  
μA  
μA  
Ω
VOUT = 0 V  
–20  
0.335  
0.265  
1.4  
Source driver, IOUT = –2.5 A  
Source driver, IOUT = 2.5 A  
Source diode, IF = –2.5 A  
Sink diode, IF = 2.5 A  
fPWM < 50 kHz  
Ω
V
Body Diode Forward Voltage  
1.4  
V
8.0  
mA  
mA  
μA  
Motor Supply Current  
IBB  
Operating, outputs disabled  
Sleep mode  
6.0  
20  
Control Logic  
Logic Supply Voltage Range  
VDD  
IDD  
Operating  
3.0  
5.0  
5.5  
12  
10  
20  
V
fPWM < 50 kHz  
Outputs off  
Sleep mode  
mA  
mA  
μA  
V
Logic Supply Current  
0.7×VDD  
VIN(1)  
VIN(0)  
IIN(1)  
Logic Input Voltage  
Logic Input Current2  
V
0.3×VDD  
20  
–20  
<1.0  
<1.0  
μA  
μA  
VIN = 0.7×VDD  
VIN = 0.3×VDD  
Operating  
–20  
20  
IIN(0)  
Reference Input Voltage Range  
Reference Input Current  
VREF  
IREF  
VHOME(1)  
0
VDD  
V
μA  
V
0
±3  
IHOME(1) = –200 μA  
IHOME(0) = 200 μA  
0.3×VDD  
0.7×VDD  
HOME Output Voltage  
VHOME(0)  
V
V
0.6×VDD  
VPFDH  
VPFDL  
Mixed Decay Mode Trip Point  
V
0.21×VDD  
VREF = 2 V, Phase Current = 38.27%  
±10  
±5.0  
±5.0  
%
%
%
μs  
ns  
μs  
ns  
Gain (Gm) Error3  
V
V
REF = 2 V, Phase Current = 70.71%  
REF = 2 V, Phase Current = 100.00%  
EG  
STEP Pulse Width  
Blank Time  
tW  
tBLANK RT = 56 kΩ, CT = 680 pF  
1
700  
30  
100  
950  
38  
475  
1200  
46  
Fixed Off-Time  
RT = 56 kΩ, CT = 680 pF  
tOFF  
tDT  
Crossover Dead Time  
Synchronous rectification enabled  
800  
Continued on the next page...  
Allegro MicroSystems, Inc.  
115 Northeast Cutoff, Box 15036  
Worcester, Massachusetts 01615-0036 (508) 853-5000  
www.allegromicro.com  
3
26184.23  

与A3979相关器件

型号 品牌 描述 获取价格 数据表
A3979_08 ALLEGRO Microstepping DMOS Driver with Translator

获取价格

A3979_13 ALLEGRO Microstepping DMOS Driver with Translator

获取价格

A3979SLP ALLEGRO Microstepping DMOS Driver with Translator

获取价格

A3979SLP-T ALLEGRO Microstepping DMOS Driver with Translator

获取价格

A3979SLPTR ALLEGRO Stepper Motor Controller, 2.5A, BCDMOS, PDSO28, 1.2 MM HEIGHT, EXPOSED PAD, MO-153AET, TSS

获取价格

A3979SLPTR-T ALLEGRO Microstepping DMOS Driver with Translator

获取价格