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A3950 PDF预览

A3950

更新时间: 2024-01-14 03:52:27
品牌 Logo 应用领域
急速微 - ALLEGRO 驱动器
页数 文件大小 规格书
9页 318K
描述
DMOS Full-Bridge Motor Driver

A3950 技术参数

是否Rohs认证:符合生命周期:Obsolete
零件包装代码:TSSOP包装说明:HTSSOP, TSSOP16,.25
针数:16Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:7.9Samacsys Confidence:4
Samacsys Status:Released2D Presentation:https://componentsearchengine.com/2D/0T/520598.1.1.png
Schematic Symbol:https://componentsearchengine.com/symbol.php?partID=520598PCB Footprint:https://componentsearchengine.com/footprint.php?partID=520598
3D View:https://componentsearchengine.com/viewer/3D.php?partID=520598Samacsys PartID:520598
Samacsys Image:https://componentsearchengine.com/Images/9/A3950SLP-T.jpgSamacsys Thumbnail Image:https://componentsearchengine.com/Thumbnails/1/A3950SLP-T.jpg
Samacsys Pin Count:17Samacsys Part Category:Integrated Circuit
Samacsys Package Category:Small Outline PackagesSamacsys Footprint Name:16 TSSOP+EP
Samacsys Released Date:2017-12-17 22:52:25Is Samacsys:N
模拟集成电路 - 其他类型:BRUSH DC MOTOR CONTROLLERJESD-30 代码:R-PDSO-G16
JESD-609代码:e3长度:5 mm
湿度敏感等级:2功能数量:1
端子数量:16最高工作温度:85 °C
最低工作温度:-20 °C最大输出电流:2.8 A
封装主体材料:PLASTIC/EPOXY封装代码:HTSSOP
封装等效代码:TSSOP16,.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:8/36 V认证状态:Not Qualified
座面最大高度:1.2 mm子类别:Motion Control Electronics
最大供电电流 (Isup):8.5 mA最大供电电压 (Vsup):36 V
最小供电电压 (Vsup):8 V表面贴装:YES
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 mmBase Number Matches:1

A3950 数据手册

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Preliminary Data Sheet  
Subject to Change without Notice  
November 4, 2005  
A3950  
DMOS Full-Bridge Motor Driver  
ELECTRICAL CHARACTERISTICS at T = 25°C, VBB = 8 to 36 V, unless noted otherwise  
J
Characteristics  
Symbol  
Test Conditions  
Min. Typ. Max. Units  
fPWM < 50 kHz  
Charge pump on, outputs disabled  
Sleep mode  
2.0  
2.7  
6
3
8.5  
4.5  
10  
0.8  
mA  
mA  
μA  
V
V
V
Motor Supply Current  
IBB  
VIH  
VIL  
VIH  
VIL  
IIH  
IIL  
IIH  
IIL  
IIH  
PHASE, ENABLE, MODE Input  
Voltage  
SLEEP Input Voltage  
0.8  
20  
V
VIN = 2.0 V  
VIN = 0.8 V  
VIN = 2.0 V  
VIN = 0.8 V  
VIN = 2.7 V  
VIN = 0.8 V  
Isink = 1.0 mA  
<1.0  
<–2.0 –20  
μA  
μA  
μA  
μA  
μA  
μA  
V
PHASE, MODE Input Current1  
ENABLE Input Current  
SLEEP Input Current  
40  
16  
27  
<1  
100  
40  
50  
10  
0.4  
IIL  
NFAULT Output Voltage  
Input Hysteresis, except SLEEP  
VOL  
VIHys  
100 150 200  
mV  
Ω
Ω
Ω
Ω
ns  
ns  
ns  
Source driver, IOUT = -2.8 A, TJ=25°C  
Source driver, IOUT = -2.8 A, TJ=125°C  
Sink driver, IOUT = 2.8 A, TJ=25°C  
Sink driver, IOUT = 2.8 A, TJ=125°C  
PWM, change to source or sink ON  
PWM, change to source or sink OFF  
0.35 0.48  
0.55 0.8  
0.3 0.43  
0.45 0.7  
Output On Resistance  
Propagation Delay Time  
RDS(on)  
600  
100  
500  
tpd  
Crossover Delay  
tCOD  
Protection Circuitry  
UVLO Threshold  
UVLO Hysteresis  
VUV  
VUVHys  
IOCP  
tOCP  
TJW  
VBB increasing  
3
6.5  
250  
1.2  
160  
15  
V
mV  
A
ms  
°C  
°C  
°C  
°C  
Overcurrent Threshold2  
Overcurrent Protection Period  
Thermal Warning Temperature  
Thermal Warning Hysteresis  
Thermal Shutdown Temperature  
Thermal Shutdown Hysteresis  
Temperature increasing  
TJWHys Recovery = TJW – TJWHys  
TJTSD Temperature increasing  
TJTSDHys Recovery = TJTSD – TJTSDHys  
175  
15  
1For input and output current specifications, negative current is defined as coming out of (sourcing) the specified device pin.  
2Overcurrent protection is tested at 25°C in a restricted range and guaranteed by characterization.  
THERMAL CHARACTERISTICS may require derating at maximum conditions, see application information  
Characteristic  
Symbol  
Test Conditions*  
4-layer PCB based on JEDEC standard  
2-layer PCB with 3.8 in.2 copper both sides, connected by thermal vias  
Value Units  
34  
43  
ºC/W  
ºC/W  
Package Thermal Resistance  
RθJA  
*Additional thermal data available on the Allegro Web site.  
Allegro MicroSystems, Inc.  
3
115 Northeast Cutoff, Box 15036  
A3950DS  
Worcester, Massachusetts 01615-0036 (508) 853-5000  
www.allegromicro.com  

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