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A4954

更新时间: 2024-01-19 11:48:54
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 248K
描述
Dual Full-Bridge DMOS PWM Motor Driver

A4954 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:LEAD FREE, MO-153ABT, TSSOP-16针数:16
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:0.78
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:-40 °C最大输出电流:2 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:8/40 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):0.01 mA最大供电电压 (Vsup):40 V
最小供电电压 (Vsup):8 V表面贴装:YES
温度等级:INDUSTRIAL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

A4954 数据手册

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Dual Full-Bridge DMOS  
PWM Motor Driver  
A4954  
Characteristic Performance  
PWM Control Timing Diagram  
VIN(1)  
IN1,  
IN3  
GND  
VIN(1)  
IN2,  
IN4  
GND  
+IREG  
IOUTx  
0 A  
-IREG  
Forward/  
Reverse/  
Forward/  
Reverse/  
Fast Decay  
Fast Decay  
Slow Decay  
Slow Decay  
PWM Control Truth Table  
IN1, IN3  
IN2, IN4  
10×VS > VREF  
OUT1, OUT3  
OUT2, OUT4  
Function  
0
1
0
1
1
0
1
0
1
0
1
0
False  
False  
True  
L
H
H
L
Reverse  
Forward  
H/L  
L
L
Chop (mixed decay), reverse  
Chop (mixed decay), forward  
Brake (slow decay)  
True  
H/L  
L
False  
False  
L
Z
Z
Coast, enters Low Power Standby mode after 1 ms  
Note: Z indicates high impedance.  
Allegro MicroSystems, Inc.  
115 Northeast Cutoff  
4
Worcester, Massachusetts 01615-0036 U.S.A.  
1.508.853.5000; www.allegromicro.com  

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