功率集成电路中电机驱动电路和数控功率放大器的研究与设计
发布时间：2018-08-21 13:37
【摘要】：功率集成电路集信号处理、传感保护、功率传输于一身,其出现大大降低了电路系统成本、提高了系统可靠性,减小了系统的体积,实现了系统小型化、智能化。功率集成电路在4C电子市场占据了三分之二以上的应用市场,因此对功率集成电路的深入研究有十分重要的意义。 本文针对功率集成电路中的电机驱动电路和数控功率放大器分别进行了深入地研究,所设计的马达驱动电路工作于24V/5V双电源电压下,能够提供2A负载电流的三相无刷电机驱动电路,采用BCD0.25um工艺流片,具有迟滞过温保护功能和防止同桥臂直通机制。另外,基于CMOS0.13um工艺设计出了一种工作于840-960MHz的应用于超高频射频识别系统的数控功率放大器,电路工作于1.5V电源电压下,在840-960MHz的工作频率下,能够实现最大8dBm的输出功率,功增效率PAE达到30%,可以实现5bit数控位32通道输出功率控制,输出功率在-23～8dBm之间实现以1dB的线性步进可控。 在电机驱动电路的设计中,介绍了马达的数学模型和三相马达的工作模式,根据设计指标给出了整体电路的结构和子电路的设计方案,重点分析了高低端栅驱动、输入逻辑保护、过温保护和驱动电路的设计。利用Cadence Spectre对电机驱动电路进行仿真,利用Cadence Calibre进行电路的版图设计,通过BCD0.25um工艺流片并完成部分测试工作。 在数控功率放大器电路的设计中,介绍了RFID射频识别系统和PA功放的设计原理,根据设计指标给出数控功放的整体结构,并给出子电路设计方案,重点分析了32通道衰减器和功放的设计。利用EDA软件对电路进行仿真及版图的设计,并给出后仿结果。 最后结合作者在功率集成电路版图方面的设计经验,详细总结了功率集成电路版图方面的设计考虑。
[Abstract]:Power integrated circuit integrates signal processing, sensor protection and power transmission. Its appearance greatly reduces the cost of circuit system, improves the system reliability, reduces the volume of the system, and realizes the miniaturization and intelligence of the system. Power integrated circuit occupies more than 2/3 application market in 4C electronic market, so it is very important to study power integrated circuit deeply. In this paper, the motor drive circuit and the numerical control power amplifier in the power integrated circuit are studied. The motor drive circuit is designed to work under the 24V/5V dual power supply voltage. The drive circuit of three-phase brushless motor with 2A load current can be used in BCD0.25um process. It has the function of hysteresis over-temperature protection and the mechanism of preventing the same bridge arm from passing through. In addition, based on CMOS0.13um process, a kind of numerical control power amplifier working in 840-960MHz is designed. The circuit works at 1.5V power supply voltage, and the maximum output power of 8dBm can be realized under the working frequency of 840-960MHz. The power increase efficiency of PAE is 30. The output power control of 32 channels of 5bit NC bit can be realized. The output power can be controlled by linear step control of 1dB between -23 ~ 8 dBm. In the design of motor driving circuit, the mathematical model of motor and the working mode of three-phase motor are introduced. According to the design index, the structure of the whole circuit and the design scheme of the sub-circuit are given, and the high and low end gate drive is analyzed emphatically. Input logic protection, over-temperature protection and drive circuit design. The motor driving circuit is simulated by Cadence Spectre, the layout of the circuit is designed by Cadence Calibre, and some testing work is completed by BCD0.25um process. In the design of numerical control power amplifier circuit, the design principle of RFID radio frequency identification system and PA power amplifier is introduced. According to the design index, the whole structure of numerical control power amplifier is given, and the design scheme of sub-circuit is given. The design of 32 channel attenuator and power amplifier is analyzed. The simulation and layout design of the circuit are carried out by using EDA software, and the post-simulation results are given. Finally, combined with the author's experience in power integrated circuit layout, the design considerations of power integrated circuit layout are summarized in detail.
【学位授予单位】：中国科学技术大学
【学位级别】：硕士
【学位授予年份】：2015
【分类号】：TN403
本文编号：2195905
[Abstract]:Power integrated circuit integrates signal processing, sensor protection and power transmission. Its appearance greatly reduces the cost of circuit system, improves the system reliability, reduces the volume of the system, and realizes the miniaturization and intelligence of the system. Power integrated circuit occupies more than 2/3 application market in 4C electronic market, so it is very important to study power integrated circuit deeply. In this paper, the motor drive circuit and the numerical control power amplifier in the power integrated circuit are studied. The motor drive circuit is designed to work under the 24V/5V dual power supply voltage. The drive circuit of three-phase brushless motor with 2A load current can be used in BCD0.25um process. It has the function of hysteresis over-temperature protection and the mechanism of preventing the same bridge arm from passing through. In addition, based on CMOS0.13um process, a kind of numerical control power amplifier working in 840-960MHz is designed. The circuit works at 1.5V power supply voltage, and the maximum output power of 8dBm can be realized under the working frequency of 840-960MHz. The power increase efficiency of PAE is 30. The output power control of 32 channels of 5bit NC bit can be realized. The output power can be controlled by linear step control of 1dB between -23 ~ 8 dBm. In the design of motor driving circuit, the mathematical model of motor and the working mode of three-phase motor are introduced. According to the design index, the structure of the whole circuit and the design scheme of the sub-circuit are given, and the high and low end gate drive is analyzed emphatically. Input logic protection, over-temperature protection and drive circuit design. The motor driving circuit is simulated by Cadence Spectre, the layout of the circuit is designed by Cadence Calibre, and some testing work is completed by BCD0.25um process. In the design of numerical control power amplifier circuit, the design principle of RFID radio frequency identification system and PA power amplifier is introduced. According to the design index, the whole structure of numerical control power amplifier is given, and the design scheme of sub-circuit is given. The design of 32 channel attenuator and power amplifier is analyzed. The simulation and layout design of the circuit are carried out by using EDA software, and the post-simulation results are given. Finally, combined with the author's experience in power integrated circuit layout, the design considerations of power integrated circuit layout are summarized in detail.
【学位授予单位】：中国科学技术大学
【学位级别】：硕士
【学位授予年份】：2015
【分类号】：TN403
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