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Let’s take this offline: the changing landscape of AC/DC power for external...
Let’s talk power – the kind you can relate to. Your phone charger, tablet charger and notebook computer adapter. Take a good hard look at them, because they will never be the same.Key forces are...
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How to Select a MOSFET – Part 3
Perhaps the most common use for high-performance power MOSFETs in the current marketplace also presents the greatest challenge in selecting the most appropriate FET. Never are the trade-offs between...
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Drive LEDs in virtual reality applications
“Virtual reality will be big.” What sounded revolutionary several years ago has become true, and the market is now maintaining strong growth. In virtual reality applications, what you might not know is...
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Powering FPGAs – Improving Undershoot of Voltage Regulators for Intel Arria...
An ideal power supply provides a perfect voltage and never varies. In practice, however, all power supplies have some error associated with the output voltage accuracy at steady state. Additionally,...
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10 more reasons to start using Power Stage Designer
Since 2011, TI’s Power Stage DesignerTM has been a great design aid for many electrical engineers when calculating the currents and voltages of different power-supply topologies. It is the easiest tool...
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Use load switches for power sequencing
Virtually all complex processors require some kind of power sequencing at power up and/or power down. The timing requirements vary depending on processor selection and the subsystems being powered. For...
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How to Select a MOSFET – Selection Tool
In my last blog post, I talked about how difficult it can be to select the most appropriate field-effect transistor (FET) for switch-mode power supply (SMPS) applications. Predicting circuit...
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Powering FPGAs – improving overshoot of voltage regulators for Intel Arria 10...
Previously, in my last blog “Improving undershoot of voltage regulators for Intel Arria 10 and Stratix 10 FPGAs” we discussed how Asynchronous Pulse Injection (API) could reduce the undershoot of a...
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Improving the thermal performance of a power module
A derating curve like the one shown in Figure 1 is an essential part of making a power module easy to use. With the derating curve, you can quickly see if the power module is rated to support your...
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How to Select a MOSFET – Load Switching
“Two roads diverged in a yellow wood, marked FemtoFET and SOT-23,So I chose the path of FemtoFET to shrink my PCB” – Robert Frost (I think)MOSFETs are being used as load switches more than they are...
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TI empowers design engineers at APEC
Join Texas Instruments at the Applied Power Electronics Conference (APEC), March 4-8, in San Antonio, Texas to experience the latest innovation in key applications, interactive design stations and...
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Should you power your industrial sensors with a linear or switching regulator?
Modern factories feature automated systems that rely on feedback from many sensors across the factory floor to maintain high productivity. These factories use a digital fieldbus to aggregate the...
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Why you should use a dedicated fuel gauge in your battery management system
Anyone who uses a battery-powered product or device can appreciate the importance of an accurate battery-capacity indicator. It can be very frustrating to have your device suddenly die without any...
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How to increase charging current by 50% with half the size in portable...
Modern portable electronic devices include a high-capacity lithium-ion battery to power the features we know and love, such as high-definition cameras, edge-to-edge high-resolution touchscreens and a...
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Intelligently control an active clamp flyback
When I first got into cooking, I preferred to do it alone, thinking that having anyone else in the kitchen was a distraction. But as I started to cook more complicated recipes with multiple steps, I...
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Maintain a constant phase margin in a synchronous buck converter
When designing a step-down buck converter, converter stability should be a top priority. The converter is stable when the phase margin of the loop gain is greater than 0 degrees, with an acceptable...
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GaN drivers – switching faster than today’s technology
It feels like we are living in a high-speed world, full of technology with a constantly growing demand for higher and faster performance.Power engineers are at the forefront of this battle, developing...
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Can you charge your EV faster?
There have been many announcements about rollouts of electric vehicles (EVs) across the globe. What makes these headlines exciting and different is the increasing capability of long-range driving...
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Measuring efficiency, the right way
Efficiency is the most crucial criteria for some power supplies. With high-efficiency controllers like the UCC28780, it is important now more than ever to understand how to conduct a proper efficiency...
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How to Select a MOSFET – Battery Protection
In the fifth post of this series, I discussed some considerations for selecting a MOSFET for use as a load switch, specifically for small-signal applications. In this post, we will look at a very...
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