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TI电机驱动方案


Device
TMS320F283xx/ TMS320F280xx Delfino™/Piccolo™ AM35x/AM37x/ AM17x/AM18x Sitara
Sitara™ 32-Bit Cortex™-A8 and ARM9™ MPUs
Current Sensing Description
Single-Channel Isolated Modulator and a Quad Digital Filter with Resolver Excitation High Accuracy Current Shunt Monitor (for Inline Current Sensing)
Gate Drivers
Isolated current feedback
etrent Sensing
etc...
Position feedback I/O Encoder
TI = Industrial Automation
Texas Instruments has a strategic commitment to the industrial automation industry ranging from an extensive, reliable solution portfolio to a long product life supply as well as a strong local-based support. • Strong portfolio with industrial feature set – Reliable and dedicated portfolio for industrial temperature ranges – Long product life supply policy – Leading edge technology – Flexibility and future proof – Safety relevant solutions (IEC61508, SIL) – Energy efficiency • Dedicated system solutions • Development tools • Close partnership with the industrial eco-system
1H 2011 /automation
Industrial Automation Solutions
Motor Drive and Control portfolio at a glance
Power Stage Description
5-kVrms Isolated Gate Driver for IGBTs and MOSFETs of up to IC = 150 A and VCE = 1200 V 3-Phase Gate Driver with Dual-Shunt Amplifiers and Buck Converter Dual-Brushed DC / Single-Stepper PWM Motor Driver with Ultra-Low RDS(on) MOSFETs
Key Benefits
• • • • Simplified PCB design High-density signal conditioning in a single, compact device Low RDS(on) Eight power DMOS transistor outputs of 100-mA DC
Key Benefits
• • • • • Simple system design for combined A-to-D conversion and isolation Cost savings on active filters and analog comparators Excellent magnetic immunity High CMRR allows precise bi-directional inline current sensing Saves system power by allowing for smaller shunt resistors
Device
ADS8363/7263/7223
I/O (24 V, 12 mA) Description
Input: Highly Integrated Digital Input Serializer (Eight Channels from 0 to 34 V to SPI Interface) Output: 8-Bit Shift Register Design to Drive Low-Side Switched Resistive Loads
Device
TLK100/TLK110
AM1810 or OMAP-L138 ISO1176T
Stellaris® LM3S Family
Control MPU/ MPU with Integrated Fieldbus Description
C2000™ 32-Bit Real-Time MCUs
Key Benefits
• • • • • Best in class capability for sensorless and field-oriented control (FOC) Motor control library, documentation and system examples Up to 12.5-Mbps, 12-bit ADCs and dedicated motor control timers Extensive set of integrated and flexible industrial control and connectivity interfaces Available in industrial temperature ranges
With the increasing demand for energy efficiency, safety, reliable connectivity and precise control, industrial drives for factory automation are becoming more and more sophisticated systems requiring cutting-edge technologies. TI provides a broad range of analog products, digital controllers and software to precisely control the position, velocity and torque of mechanical drives. A robust process technology and a long product life policy enable TI to meet stringent customer requirements for reliability and continuity of supply.
Key Benefits
• • • • • • • • • Support for high-current / high-voltage operation Improved safety and system performance Proven reliability of SiO2 dielectric, stable over time, temperature and moisture Eliminates external current shunt monitors Eliminates external power supply for MCU and system accessories Enhanced protection features and integrated charge-pump for 100% duty cycle Up to 14-A continuous current (24-A peak) High efficiency of up to 97% Enhanced protection features
Industrial Automation Solutions
Motor Drive and Control
TI’s Motor Drive and Control solutions speed the design cycle with the right devices, software, tools and support.
Device
ISO55xx
DRV8301
DRV8312/32 DRV8412/32
Industrial Communication Interfaces Description
Single-Port Ethernet PHY for 10BaseT and 100Base TX Signaling ARM9™ Microprocessor Isolated PROFIBUS Transceiver with Integrated Transformer Driver ARM® Cortex™-M3 Microcontrollers
Interface Motor
Motor Drive
Safety MCU
Power Supply
Control
(with field bus integration)
Power Stage
Isolated gate driver MOSFETs/IGBTs
Isolation Industrial Interface Control MPU
Device
SN65HVS882 TPIC2810
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