Saturday, October 5, 2024

250W Motor Inverter Reference Design


The design is a 250W motor inverter and not using a warmth sink. It options low standby energy and sensorless motor management for numerous family purposes.

motor inverter

Motor inverters, also called variable frequency drives, play an important function in fashionable industrial and business purposes by controlling the pace and torque of electrical motors. These units allow exact pace changes by various the frequency of {the electrical} energy provided to the motor, enhancing each operational effectivity and vitality conservation. Moreover, motor inverters contribute to prolonged motor life, lowered mechanical stress, and improved total system stability. Their means to finely tune efficiency results in vital value financial savings and helps organizations adjust to stringent vitality laws, making them an indispensable element in at this time’s technology-driven environments. TIDA-010273, a reference design from Texas Devices (TI), incorporates a 250W high-efficiency motor inverter that operates and not using a warmth sink, using GaN IPM DRV7308. 

The design showcases a low standby energy configuration utilizing UCC28911. It incorporates sensorless FOC motor management for a 3-phase PMSM, using both FAST or eSMO observer know-how. Suitable with each C2000 MCU and MSPM0 microcontroller daughter boards on a single motherboard, the design comes full with {hardware}, GUI software program, and firmware, all prepared to make use of to facilitate faster improvement and market launch.

– Commercial –

The reference design may be utilized in numerous family purposes to boost effectivity and management. These embody fridges and freezers, which persistently regulate temperatures utilizing much less vitality. Warmth pumps and indoor and outside air-con models profit from inverters by optimizing local weather management and lowering operational prices. In kitchen home equipment reminiscent of cooker hoods, dishwashers, and mixer blenders, inverters contribute to quieter operation and improved equipment efficiency. Moreover, they’re utilized in washers and dryers, adjusting motor pace to swimsuit totally different cloth sorts and washing masses, and in residential followers, providing variable pace settings for enhanced consolation.

The design has an effectivity of over 99% and doesn’t require a warmth sink for as much as 250W at a 15kHz switching frequency. It operates inside a voltage enter vary from 165 to 265 VAC at 50/60Hz and has a board dimension of 80mm by 55mm. The design minimizes standby energy utilization and incorporates a modular construction accommodating a C2000 or MSPM0 controller daughterboard on the identical energy motherboard. It helps sensorless Subject Oriented Management (FOC) for motors, together with FAST and eSMO observer, torque compensation, and automated discipline weakening management. It additionally features a graphical person interface (GUI) that aids in controlling, figuring out, and monitoring the motor.

– Commercial –

TI has examined this reference design. It comes with a invoice of supplies (BOM), schematics, meeting drawing, printed circuit board (PCB) format, and extra. The corporate’s web site has extra knowledge concerning the reference design. To learn extra about this reference design, click on right here.


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