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DRV8825PWPR PDF预览

DRV8825PWPR

更新时间: 2024-02-08 11:37:52
品牌 Logo 应用领域
德州仪器 - TI 运动控制电子器件信号电路光电二极管电动机控制电机控制器PC
页数 文件大小 规格书
22页 633K
描述
STEPPER MOTOR CONTROLLER IC

DRV8825PWPR 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:SSOP
包装说明:HTSSOP-28针数:28
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:6 weeks
风险等级:0.79Samacsys Confidence:3
Samacsys Status:ReleasedSamacsys PartID:354984
Samacsys Pin Count:29Samacsys Part Category:Integrated Circuit
Samacsys Package Category:Small Outline PackagesSamacsys Footprint Name:DRV8825PWPR
Samacsys Released Date:2017-07-06 11:33:57Is Samacsys:N
模拟集成电路 - 其他类型:BRUSH DC MOTOR CONTROLLERJESD-30 代码:R-PDSO-G28
JESD-609代码:e4长度:9.7 mm
湿度敏感等级:3功能数量:1
端子数量:28最高工作温度:85 °C
最低工作温度:-40 °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:24 V认证状态:Not Qualified
座面最大高度:1 mm子类别:Motion Control Electronics
最大供电电流 (Isup):8 mA最大供电电压 (Vsup):45 V
最小供电电压 (Vsup):8.2 V标称供电电压 (Vsup):24 V
表面贴装:YES技术:BIPOLAR
温度等级:INDUSTRIAL端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
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:NOT SPECIFIED
宽度:4.4 mmBase Number Matches:1

DRV8825PWPR 数据手册

 浏览型号DRV8825PWPR的Datasheet PDF文件第1页浏览型号DRV8825PWPR的Datasheet PDF文件第2页浏览型号DRV8825PWPR的Datasheet PDF文件第4页浏览型号DRV8825PWPR的Datasheet PDF文件第5页浏览型号DRV8825PWPR的Datasheet PDF文件第6页浏览型号DRV8825PWPR的Datasheet PDF文件第7页 
DRV8825  
www.ti.com  
NAME  
SLVSA73C APRIL 2010REVISED MAY 2011  
Table 1. TERMINAL FUNCTIONS  
EXTERNAL COMPONENTS  
OR CONNECTIONS  
PIN  
I/O(1)  
DESCRIPTION  
POWER AND GROUND  
GND  
VMA  
VMB  
14, 28  
-
-
-
Device ground  
4
Bridge A power supply  
Bridge B power supply  
Connect to motor supply (8.2 - 45 V). Both  
pins must be connected to same supply.  
11  
Bypass to GND with a 0.47-μF 6.3-V ceramic  
capacitor. Can be used to supply VREF.  
V3P3OUT  
15  
O
3.3-V regulator output  
CP1  
CP2  
1
2
IO  
IO  
Charge pump flying capacitor  
Charge pump flying capacitor  
Connect a 0.01-μF 50-V capacitor between  
CP1 and CP2.  
Connect a 0.1-μF 16-V ceramic capacitor to  
VM.  
VCP  
3
IO  
High-side gate drive voltage  
CONTROL  
Logic high to disable device outputs and  
indexer operation, logic low to enable. Internal  
pulldown.  
nENBL  
21  
I
Enable input  
Logic high to enable device, logic low to enter  
low-power sleep mode. Internal pulldown.  
nSLEEP  
STEP  
17  
22  
I
I
Sleep mode input  
Step input  
Rising edge causes the indexer to move one  
step  
DIR  
20  
24  
25  
26  
I
I
I
I
Direction input  
Level sets the direction of stepping  
MODE0  
MODE1  
MODE2  
Microstep mode 0  
Microstep mode 1  
Microstep mode 2  
MODE0 - MODE2 set the step mode - full,  
1/2, 1/4, 1/8/ 1/16, or 1/32 step  
Low = slow decay, open = mixed decay,  
high = fast decay.  
Internal pulldown and pullup.  
DECAY  
19  
16  
I
I
Decay mode  
Reset input  
Active-low reset input initializes the indexer  
logic and disables the H-bridge outputs.  
Internal pulldown.  
nRESET  
AVREF  
BVREF  
12  
13  
I
I
Bridge A current set reference input  
Bridge B current set reference input  
Reference voltage for winding current set.  
Normally AVREF and BVREF are connected  
to the same voltage. Can be connected to  
V3P3OUT.  
STATUS  
nHOME  
27  
18  
OD  
OD  
Home position  
Fault  
Logic low when at home state of step table  
Logic low when in fault condition (overtemp,  
overcurrent)  
nFAULT  
OUTPUT  
ISENA  
6
9
IO  
IO  
O
Bridge A ground / Isense  
Bridge B ground / Isense  
Bridge A output 1  
Connect to current sense resistor for bridge A.  
Connect to current sense resistor for bridge B.  
ISENB  
AOUT1  
AOUT2  
BOUT1  
BOUT2  
5
Connect to bipolar stepper motor winding A.  
Positive current is AOUT1 AOUT2  
7
O
Bridge A output 2  
10  
8
O
Bridge B output 1  
Connect to bipolar stepper motor winding B.  
Positive current is BOUT1 BOUT2  
O
Bridge B output 2  
(1) Directions: I = input, O = output, OZ = tri-state output, OD = open-drain output, IO = input/output  
Copyright © 20102011, Texas Instruments Incorporated  
3

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