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Showing 1 to 9 of 9 for “"active clamp"”.
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Active-clamp PWM converters: design-oriented analysis and small-signal characterization
… thesis addresses issues related to the use of an active clamp (ACL) circuit in high-frequency PWM converters with an electrical isolation. Existing design guidelines and design trade-offs for the ACL in forward and flyback converters are reviewed, and specific properties of both circuits that are …
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Design of Active Clamp for Fast Transient Voltage Regulator-Down (VRD) Applications
… control and current control buck converter, active clamp has a lot of the advantages for the transient response. With proper design, active clamp can generate a very high bandwidth since there is no compensator needed in the control loop. Since active clamp bypasses inductor and is connected …
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The Design of an Asic Control Chip for a Forward Active Clamp Converter and the Investigation of Integratable Lateral Power Devices
… the design of an ASIC control chip for a forward active clamp converter is presented. Integration of the control and drive circuit into one IC chip results in higher power density, higher reliability for the converter module. The designed ASIC control chip uses a 2.0 um N well Analog CMOS process, …
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Investigation of High-Input-Voltage Non-Isolated Voltage Regulator Modules Topology Candidates
… the tapped-inductor buck converter and the active-clamp couple-buck converter. The limitations of today¡¯s synchronous buck approach are identified. The extreme duty cycle of the current topology makes it difficult to design an efficient VRM with decent transient response. The …
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Isolated Bi-directional DC-DC Converter with Smooth Start-up Transition
… in the house such as home appliances. The dual active bridge (DAB) converter is very useful because of its high power capability and efficiency. Its symmetry is effective in transferring power in both directions. However, the DAB converter has drawbacks in the start-up stage. These drawbacks in …
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Developing Modeling and Simulation Methodology for Virtual Prototype Power Supply System
… the anomalies of the forward converter with active-clamp reset circuit extensively and facilitate the design and improve the circuit performances by utilizing the virtual prototype. With the help of the virtual prototype, it is the first time that the designer is able to analyze the dynamic …
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Zero-voltage switched resonant and PWM converters: design-oriented analysis and performance evaluation
… which are directly proportional to the reactive energy required by the resonant tank. The comparison of the different converters is based on the reactive energy required for ZVS. The study considers resonant converters with conventional variable frequency control and with phase-shift …
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Integration Challenges In High Power Density Wide Bandgap Based Circuits for Transportation Applications
… a dual-output, PCB-embedded transformer based active-clamp Flyback (ACF) gate-drive power supply (GDPS) for automotive applications is proposed. It has been demonstrated that the PCB-embedding technique effectively improves converter power density. The final prototype achieves a power density …
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Investigation of Power Semiconductor Devices for High Frequency High Density Power Converters
… operation. It is usually required that the active power devices operate at higher switching frequencies to shrink the passive components volume. The power semiconductor devices for high frequency high density power converter applications have been investigated. Firstly, the methodology is …