Page 45 - Power Electronics News - December 2020

Motion Control TEST & MEASUREMENTS

Figure 1: Management Layers.
So whether directly copied or (partially) in for mand for ultimate dependability will lead to more

new design, the modular evaluation kit is opti- smartness of the system – and this needs to be
mized to shorten design cycles and make motor at the edge, decentralized. Decisions need to be
and motion control as easy as 1-2-3 in line with made in real-time, data needs to be collected at
Trinamic’s vision. Their benchmark is not the the source and shared in the cloud. A second big
solution that other semiconductor companies trend is functional safety, a logical consequence
offer. Instead, their benchmark is offering com- of the fact that robots are released from their
panies sophisticated yet intuitive and ready-to- cages and operate side-by-side with humans,
use solutions transforming digital information either as cobots or independent robots ranging
into perfect physical motion because that’s what from pick-and-place devices to vacuum cleaners.

engineers expect today so they can focus on their To enable these trends, new hardware needs to
core expertise instead. be developed that offloads the processor from
real-time critical tasks while enabling more di- Finding Relationships
For the future of motor and motion control, the agnostics, predictive maintenance and AI, and to
increasing complexity in connection with the de- enable functional safe systems. between Power Rail

Noise and Jitter
For More Information

By Lee Morgan, Tektronix, Senior Technical Marketing Manager EMEA
▶ Trinamic

To get to the root cause of bit errors, jitter analysis domains. Comparing PJ (periodic jitter) frequencies
▶ Motor Control
is the best starting point but in some cases power in the TIE spectrum to spurs in the power ripple
rail analysis can help get to the true root cause. To spectrum is a fast and accurate way to identify
▶ Stepper Motors get to the bottom of bit errors, we look at jitter and signal integrity problems caused by the PDN (power
power rail noise in both the time and frequency distribution network).

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