Analysis of Symmetric Dual Switch Converter under High Switching Frequency Conditions
Abstract
:1. Introduction
2. Analysis of Sneak Circuit of Dual-Switch Converter with Parasitic Parameters
2.1. Analysis of Normal Modes
2.2. Analysis of Sneak Modes
3. Considering the Influences of Parasitic Parameters on Converter Characteristic
3.1. Effects of Parasitic Parameters on Voltage Gain
- In the Ideal Case
- 2.
- Considering Parasitic Parameters
3.2. Effects of Parasitic Parameters on Switch Stress
- Ideal conditions
- Conditions considering parasitic parameters
3.3. Influence of Parasitic Parameters Asymmetry on Circuit
4. Simulations and Experiment Verification
4.1. Simulations in Saber
4.2. Experimental Verification
4.3. Comparative Analysis of Simulation and Experimental Waveforms
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Components | Parameter Values |
---|---|
Ui/Uo | 30–50 V/200 V |
FS | 200 kHz |
S1, S2 | IRFP250 |
D | SF24 |
CD | 126 pF |
Ld1, Ld2 | 135 nH |
Ls1, Ls2 | 12 nH |
Cds1, Cds2 | 232 pF |
RL, Rd | 0.05 Ω |
Rs1, Rs2 | 0.1 Ω |
CD01, CD02 | 60 pF |
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Tang, Y.; Kong, D.; Tong, H. Analysis of Symmetric Dual Switch Converter under High Switching Frequency Conditions. Electronics 2020, 9, 2183. https://doi.org/10.3390/electronics9122183
Tang Y, Kong D, Tong H. Analysis of Symmetric Dual Switch Converter under High Switching Frequency Conditions. Electronics. 2020; 9(12):2183. https://doi.org/10.3390/electronics9122183
Chicago/Turabian StyleTang, Yu, Dekai Kong, and Haisheng Tong. 2020. "Analysis of Symmetric Dual Switch Converter under High Switching Frequency Conditions" Electronics 9, no. 12: 2183. https://doi.org/10.3390/electronics9122183
APA StyleTang, Y., Kong, D., & Tong, H. (2020). Analysis of Symmetric Dual Switch Converter under High Switching Frequency Conditions. Electronics, 9(12), 2183. https://doi.org/10.3390/electronics9122183