After three long years of extensive work on this project, my new book entitled Transfer Functions of Switching Converters - Fast Analytical Techniques at Work with Small-Signal Analysis is available for purchase via the links given below.

The book starts with a smooth introduction to switching cells, going into the details of the first steps of linearization and small-signal modulation. You will then learn how the PWM switch model was derived and how to apply it to the basic structures operated in fixed switching frequency and various operating conditions like continuous and discontinuous modes in voltage- or current-mode control. The model is extended to other control schemes like quasi-resonance, constant on- and off-time converters, all with an associated small-signal version. The following chapters explore the founding structures like the buck, the boost and buck-boost cells, naturally covering their isolated versions like forward or flyback converters with many variations (push-pull, half- and full-bridge, phase-shift, interleave etc.). The last chapter deals with more complicated structures like Ćuk, Zeta, SEPIC and LLC.

The book represents an ideal companion for the young or seasoned engineer willing to study and stabilize her or his switching converter. Finally, BSEE, MSEE or Ph.D students will also find many useful descriptions and methods they can later apply during their studies or when facing their first industrial projects.

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Create a new, temporary disk image (10--20 GB), often called a .dmg file, on your desktop.

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I can provide specific speed expectations and troubleshooting steps for your exact setup. Share public link

Method 1: The Official DMG Installer (Via Blackmagic Support) Create a new, temporary disk image (10--20 GB),

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Click the large "Start" button in the center. The test will run continuously, cycling between read and write operations. The software is designed to be easy to

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| Issue | Most Likely Cause and Solution | | :--- | :--- | | | You are trying to test the read-only system volume ( Macintosh HD ). Solution : In the target drive selector, choose the Macintosh HD - Data volume instead. | | App won't start | The app may require you to create a large disk image ( .dmg ) as a test target when it can't write to the selected drive. Solution : In Disk Utility, create a new blank disk image at least 7 GB in size. Then, select that disk image as the target in the app. | | Can't test my Mac's internal drive | This is a common misunderstanding. The app is designed to write data to a drive to test it. For the startup disk, follow the workaround above using a DMG image on the internal drive. | | M1/M2/M3 Macs show slower-than-expected results | Some users have noted this issue. Ensure you are testing a writable volume. For the most accurate test, use an external SSD or a large .dmg file as your target. | | App Crashes | Ensure your macOS is up to date. As a last resort, uninstall and reinstall the app from the Mac App Store. | | Can't select an external drive | Make sure the external drive is properly formatted (e.g., APFS, Mac OS Extended (Journaled)) for full read/write access. Drives formatted for Windows (exFAT/NTFS) may not work as reliably. |

Older macOS versions sometimes cannot access the latest App Store updates. The DMG packages let you choose compatible legacy versions.

Free SIMPLIS Simulation Files: when writing this book on transfer functions, I have extensively used SIMPLIS to confim the results obtained with Mathcad and SPICE were correct. The many hours spent in simulating transfer functions of various converters lead me to aggregate all the circuits in ready-to-simulate templates which, for most of them, can work on the free demonstration version Elements. From simple dc-dc cells to more complex isolated converters operated in current- or voltage-mode control and controlled in fixed frequency, phase shift, COT, FOT and so on, you will find in these files converters that are fully compensated with an automated macro for computing type 2 or 3 compensation parameters. The description PDF is here while a ZIP of all the converters is here.

Mathcad calculation files: I have used many sheets to verify my calculations and illustrate the book examples. I have gathered 42 files described here and made them available for a small fee for company/professional individuals (150 USD or 140 Euros) and students/hobbyist (60 USD or 50 Euros). The files work with Mathcad 15 and include auto-toggling CCM/DCM compensation sheets for flyback and forward converters operated in current-mode. I will transfer the compressed file via a specific link to your address. Please to proceed, thank you.

关于书籍(Transfer Functions of Switching Converters - Fast Analytical Techniques at Work with Small-Signal Analysis，中文版：开关变换器小信号建模-基于快速分析技术)中的Mathcad计算文件，在中国大陆的朋友，优惠购买价格分别为：工程师价格为120美元或100欧元，学生价格为60美元或50欧元，使用软件为Mathcad 15，涵盖Buck/Boost/Buck-Boost/Flyback/PFC/LLC等各种电源变换器环路补偿计算表格 (图片)，你可以直接通过Paypal付款给我，Paypal帐号为：cbasso@wanadoo.fr，或是联系我的朋友Eric Wen-文天祥(eric.wen1984@qq.com)，他将指导你如何汇款。谢谢！

经过四年的翻译，中文版终于发布了！感谢Eric和PHEI团队。

您可以通过以下链接找到这本中文书：DangDang TaoBao

I wish these models and files help you in your daily work whether you are a student, a beginner or a seasoned designer. Let me know if you have suggestions or comments, I'll be happy to discuss with you all.