2017-08-10 - Paul Rako

How to deal with battery corrosion in Fluke meters

The 1,000V ratings make the Fluke meter safe to use on higher voltages, but its battery terminals aren't as well-designed…

2017-08-02 - Akshat Jain, Ranajay Mallik

Power topologies for induction cooker design

To control power delivery to the induction cooker, which is transferred to cookware, the authors discuss quasi-resonant and half-bridge topologies…

2017-07-27 - Steve Taranovich

TI rolls out scalable power solution for wearables

Reference designs, such as the one introduced by Texas Instruments, enable designers to add their talent and creativity to reach…

- Steve Taranovich

Using energy harvesting to keep wearables running

A possible design solution uses an inkjet-printed mmWave rectenna which is a rectifying antenna that will convert electromagnetic energy into…

- Steve Taranovich

Power ideas to spur wearable designers’ creativity

The biggest challenge for wearables has been keeping them properly and conveniently powered, as present designs force the user to…

2017-07-26 - David Levett, Tim Frank, Márcio Sari, Uwe Jansen, Klaus Vogel

Switching patterns, harmonics of Cascade H Bridge

CHB has become a popular topology and is regularly selected by power electronics design engineers for MVDs, not least because…

- David Levett, Tim Frank, Márcio Sari, Uwe Jansen, Klaus Vogel

Why CHB is popular topology for medium voltage drives

Design engineers have the luxury of several suitable topologies for Medium Voltage Drives (MVDs). Recently, one particular topology, the Cascade…

2017-07-14 - Rayleigh Lan, Antonio Manenti

Frequency-domain analysis for optimal snubber design

Due to space constraints, mechanical limitations or extreme operating conditions, a snubber network is necessary to limit the oscillations created…

- Rayleigh Lan, Antonio Manenti

Snubber design: Choosing the proper Rsnb value

The value of the optimum snubber resistor is mathematically derived using the analysis in the frequency domain, leading to a…

- Rayleigh Lan, Antonio Manenti

Choosing proper Csnb value for snubber design

One approach to find the optimum value for Csnb is to follow a rigorous mathematical approach. A different approach consists…