期刊文献+

高精度、低温度系数带隙基准电压源的设计与实现 被引量:7

Design and Realization of a High Precision Low Temperature Coefficient Bandgap Voltage Reference
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摘要 为了提高传统带隙基准电压源的温度特性,本文采用一种双差分输入对的运算放大器对传统带隙基准电路进行高阶温度补偿。电路采用TSMC0.35μmCMOS混合信号工艺实现,采用Cadence公司Spectre软件进行电路仿真。仿真结果表明,带隙基准电压源在-40~125℃范围内的温度系数为2.2ppm/℃。 This paper demonstrates a design of bandgap voltage reference with high precision and low temperature coefficient. A dual-differential input operational amplifier is used for high-temperature coefficient compensation. The chip is simulated by using Cadence's Spectre software and implemented by using TSMC 0.35 μm mixed-signal process. Simulation results indicate that the bandgap voltage reference has a temperature coefficient of 2.2 ppra/℃ in -40-125℃.
出处 《电子与信息学报》 EI CSCD 北大核心 2009年第5期1260-1263,共4页 Journal of Electronics & Information Technology
基金 浙江省科技计划重点项目(2007C21021)资助课题
关键词 带隙基准电路 高精度 高阶温度补偿 Bandgap voltage reference High precision High-temperature coefficient compensation
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参考文献9

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二级参考文献22

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共引文献10

同被引文献43

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引证文献7

二级引证文献21

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