دانلود رایگان مقاله Design Enhancement of Power Supply System for BLDC Motor-Driven Circuit with State-of-Charge Equalization and Capacity Expansion

دانلود رایگان مقاله Design Enhancement of Power Supply System for BLDC Motor-Driven Circuit with State-of-Charge Equalization and Capacity Expansion

This study presents a design enhancement of power supply system for brushless DC (BLDC) motor-driven circuits with state-of-charge (SOC) equalization and capacity expansion. The proposed design incorporates different types of battery as the input power, in which SOC equalization and battery modularization are both concerned.

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دانلود رایگان مقاله Inner Supply Data Transmission in Quasi-Resonant Flyback Converters for Li-Ion Battery Applications Using Multiplexing Mode

دانلود رایگان مقاله Inner Supply Data Transmission in Quasi-Resonant Flyback Converters for Li-Ion Battery Applications Using Multiplexing Mode

This paper proposes data transmission method between primary and secondary of the flyback converter without additional communication circuit while simultaneously transferring power. In some application such as a battery charger, the data exchanges between the primary and secondary sides are necessary.

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دانلود رایگان مقاله Ultra-low Input-Output Capacitance PCBEmbedded Dual-Output Gate-Drive Power Supply for 650 V GaN-Based Half-Bridges

دانلود رایگان مقاله Ultra-low Input-Output Capacitance PCBEmbedded Dual-Output Gate-Drive Power Supply for 650 V GaN-Based Half-Bridges

Wide-bandgap devices have been widely used to reduce the size and increase the efficiency of power converters by operating at high switching frequency, at the expense of heightened radiated and conducted electromagnetic inference (EMI) emissions, of which the latter circulate through the power loop and ancillary circuitry.

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دانلود رایگان مقاله Hysteresis Current Control for Multilevel Converter in Parallel-Form Switch-Linear Hybrid Envelope Tracking Power Supply

دانلود رایگان مقاله Hysteresis Current Control for Multilevel Converter in Parallel-Form Switch-Linear Hybrid Envelope Tracking Power Supply

Parallel-form switch-linear hybrid (SLH) envelope tracking (ET) power supply is constituted by a linear amplifier and a switched-mode converter connected in parallel. The switched-mode converter is usually implemented by a buck converter with hysteresis current control.

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دانلود رایگان مقاله A 65-nm CMOS Low Dropout Regulator Featuring >60-dB PSRR Over 10-MHz Frequency Range and 100-mA Load Current Range

دانلود رایگان مقاله A 65-nm CMOS Low Dropout Regulator Featuring >60-dB PSRR Over 10-MHz Frequency Range and 100-mA Load Current Range

One of the most critical attributes of low dropout regulators (LDOs) in increasingly complex systems on chip (SoCs) is high-power supply rejection ratio (PSRR), not only over a wide frequency range but also over a large load current range. This paper presents an LDO, realized in 65-nm CMOS, featuring >۶۰-dB PSRR over a 10-MHz frequency range and a 100-mA large load current range.

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دانلود رایگان مقاله Loss Analysis for Efficiency Improvement of the Integrated Buck-Flyback LED Driver

دانلود رایگان مقاله Loss Analysis for Efficiency Improvement of the Integrated Buck-Flyback LED Driver

This paper presents a study of the losses in the integrated buck-flyback converter (IBFC) used as highpower-factor LED driver. The aim of the study is to investigate the possibilities of increasing the efficiency of the IBFC converter. The procedure of the improvement is done by obtaining the equations of the current through each component in terms of converter parameters.

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دانلود رایگان مقاله Flyback PFC with a Series Pass Module in Cascode Structure for Input Current Shaping

دانلود رایگان مقاله Flyback PFC with a Series Pass Module in Cascode Structure for Input Current Shaping

A flyback power factor corrector (PFC) using a series pass module (SPM) to shape its input current is presented. The input current is profiled by the SPM with its waveform controlled to be in the same wave shape and phase with the supply voltage and its magnitude controlled to regulate the output voltage.

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