Datasheet > TMC249-A

TMC249-A

更新时间： 2024-01-13 01:44:15

品牌	Logo	应用领域
其他 - ETC		驱动器传感器电机
页数	文件大小	规格书
2页	275K
描述
High Current Microstep Stepper Motor Driver with Sensorless Stall D e t e c t i o n ,P rotection / Diagnosis and SPI Interface

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TMC249-A 技术参数

是否Rohs认证：	符合	生命周期：	Contact Manufacturer
包装说明：	SOP, SOP28,.4	Reach Compliance Code：	compliant
HTS代码：	8542.39.00.01	风险等级：	5.74
JESD-30 代码：	R-PDSO-G28	JESD-609代码：	e3
湿度敏感等级：	2	端子数量：	28
最高工作温度：	125 °C	最低工作温度：	-40 °C
封装主体材料：	PLASTIC/EPOXY	封装代码：	SOP
封装等效代码：	SOP28,.4	封装形状：	RECTANGULAR
封装形式：	SMALL OUTLINE	电源：	3.3/5,7/30 V
认证状态：	Not Qualified	子类别：	Motion Control Electronics
最大供电电流 (Isup)：	1.35 mA	表面贴装：	YES
技术：	CMOS	温度等级：	AUTOMOTIVE
端子面层：	Matte Tin (Sn)	端子形式：	GULL WING
端子节距：	1.27 mm	端子位置：	DUAL
Base Number Matches：	1

TMC249-A 数据手册

Motion

Control

Integrated

Circuit

T R I N A M I C

I C R O C H I P S I G M B H

I M

249

TMC

Features

Drives 2-phase stepper motors

Integrated load measurment allows

sensorless stall detection (Pat. Fi.)StallGuard™

Up to 10A and 75V with external circuitry

7V to 28.5V motor supply voltage

TMC249 Application Environment

Low power dissipation via external low

RDS-ON power stage

High Current Microstep Stepper Motor Driver with Sensorless Stall

Detection,Protection / Diagnosis and SPI Interface

4 bit DACs allow up to 16 times µ-stepping via

SPI, higher resolution via analog control

The TMC249 is a dual full bridge driver IC choice for applications, where a reference

for bipolar stepper motor control applica- point is needed, but where a switch is not

tions. The TMC249 is realized in a HVC- desired. Its ability to predict an overload

Control via SPI with easy to use 12 bit

protocol or external analog / digital signals

Status Flags for short circuit,open load,

over temperature, temperature pre-warning,

undervoltage

MOS technology and directly

drives eight external Low-RDS-ON

high efficiency MOSFETs. It sup-

ports up to 4000mA coil current.

makes the TMC249 an optimum

choice for drives, where a high relia-

bility is desired. Internal DACs allow

microstepping as well as smart cur-

Short circuit, over temperature, over voltage

protection integrated

With additional drivers, motor current and rent control. The device can be controlled by

voltage can be increased. The driver tran- a serial interface (SPI™) or by analog / digi-

sistors can be chosen depending on output tal input signals. Short circuit, temperature,

current or environment temperature. The undervoltage and overvoltage protection are

integrated unique sensorless stall detec- integrated.

Internal open load detector

Mixed decay feature for smooth motor

operation

tion (pat.fi.) StallGuard™ makes it a good

SPI^TMis a trademark of Motorola,Inc.

3.3V or 5V operation for digital part

TMC249 Block Diagram

Current control allows cool motor and

driver operation

Standby and shutdown mode available

Slope control user programmable to reduce

electromagnetic emissions

Chopper frequency programmable via single

capacitor or external clock

Only 4 external PMOS transistors required for

unipolar operation

DEELBOEGENKAMP 4C 22297 HAMBURG GERMANY TEL +49 (0)40 - 51 48 06 0 FAX +49 (0)40 - 51 48 06 60

TRINAMICINORTHIAMERICA,IINC.I4011N.MICHIGANIAVE.ISUITE125251CHICAGO,IILLINOISI60611I TEL: 1-866-TRINAMIC

W W W . T R I N A M I C . C O M

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TMC249-EVAL	ETC	High Current Microstep Stepper Motor Driver with Sensorless Stall D e t e c t i o n ,P rot	获取价格
TMC249-HVHR	TRINAMIC	Evaluation Board for TMC249 with High Voltage and High Resolution	获取价格
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