bandgap reference
带隙基準
2025-09-06 14:22 浏览次数 10
带隙基準
we have provided improvements on speed, noise, temperature operating range issues compared with traditional bandgap reference design.
通过对电压源传统设计中关于速度、噪声、工作温度范围方面的研究,设计了一种带隙基準电压源。
the current bias design: taking advantage of the bandgap reference voltage , the temperature independent current bias for the system is designed by an operation amplifier.
偏置电流源电路的设计:利用带隙基準电压源提供的 ,通过运算放大器为系统其他的模块提供一个与温度无关的稳定的电流偏置。
bandgap reference voltages are important analog circuit blocks. it can provide a nearly constant reference voltage which is stabilized over process , power supply and temperature variation.
带隙基準电压源之所以是模拟电路中重要的模块,是因为它能够提供近似恒定的参考电压,这个电压不随温度,电源电压,工艺的变化而变化。
a bandgap reference based on current mode structure is designed in this paper, and a trimming circuit is introduced to obtain precision reference voltages.
带隙基準源选用电流模结构,加入了编程修调电路,通过改变电阻阵列的连接关系,得到所需要的基準电压。
the bandgap reference uses the exponential curvature compensation as the nonlinear compensation and has the better temperature characteristic and high psrr(power supply rejection ratio);
其中带隙基準采用指数曲率补偿作为非线性补偿,具有很好的温度性能和高电源电压抑制比;
a high-precision bandgap reference with an over-temperature protection circuit is designed, which is suitable for p-well cmos technology.
设计了一种适用于p阱cmos工艺的高精度带隙基準源及过温保护电路。
performances of output operational amplifier and the bandgap reference circuit have a very deep influence on the d/a converter, so the research of the two parts'design is focused on.
由于输出运算放大器电路和带隙基準电路的性能对d/a转换器的性能影响很大,因此,本文主要研究运算放大器电路和带隙基準电路的设计。
a low voltage bandgap reference for a novel uncooled irfpa readout circuit is presented.
设计了一种用于新型非制冷irfpa读出电路的低温漂的低压带隙基準电路。
a design of a low voltage bandgap reference in 0.
文中设计了一种高阶温度补偿的精确带隙电压基準,使用0。
based on bulk-driven and resistive subdivision techniques, an ultra-low voltage cmos bandgap reference using second-order temperature and current feedback techniques is realized.
采用二阶温度补偿和电流反馈技术,设计实现了一种基于衬底驱动技术和电阻分压技术的超低压cmos带隙基準电压源。
however, the traditional circuit structure of bandgap reference can not meet the requirements of the development of modern integrated circuits.
因此,传统的带隙基準电压源结构已经不能满足集成电路发展的要求。
therefore, high-performance bandgap reference design has practical engineering significance.
因此,设计高性能带隙基準源具有实际工程意义。
as to the method based on oscillator, the resistor thermal noise is effectively added to improve phase jitter, and a bandgap reference is introduced that improves the system robustness.
在基于振蕩器的方法中,有效地增加了电阻热噪声以提高相位抖动,并引入了带隙基準,提高了系统的鲁棒系。
low power, low voltage and high psrr are the main challenges in designing bandgap reference for switching regulator.
微功耗、低工作电压、高电源抑制比是在电源芯片中的基準源设计过程中遇到的主要挑战。
bandgap reference can provide stable voltage with nearly zero temperature coefficient and larger psrr, and also are process unrelated.
带隙基準可提供近似零温度系数和大的电源电压抑制比的稳定电压基準,且与工艺基本无关。
a novel exponential curvature-compensated bandgap reference circuit is presented.
提出了一种新型的指数曲率补偿带隙基準源电路。
starting from analyzing the general principle of typical bandgap reference circuit, the design of a cmos bandgap reference circuit with adjustable output is discussed.
从分析典型的能隙基準电路的一般原理入手,重点讨论了一种输出可调节的cmos能隙基準电路的设计。
the design of a linear temperature compensation voltage bandgap reference is based on the traditional bandgap.
基準电压源根据传统带隙基準温度补偿原理,设计了一级温度补偿的片上带隙基準源。
the schematics includes four parts: bandgap reference voltage and reference current, 2.7v and 1.8v regulator, over-load protection , low battery detection (lbd) .
其原理包括参考电压电流电路,2.7v及1.8v电压调整电路,过流保护电路以及低压检测电路四个部分。
therefore, we get the bandgap reference voltage with very small temperature coefficient.
由此得到温度系数很小的带隙基準电压。
it uses the traditional principle of bandgap reference together with the self-bias structure and startup circuit to get the stable voltage output and good temperature coefficient.
它利用带隙基準的基本原理,结合自偏置结构以及适当的启动电路,获得了相对稳定的电压值以及较好的温度系数。
digital to analog converter, analog integrated filter , bandgap reference and high drive capability operational amplifier are indispensability basic circuit of communication system.
数模转换器、模拟集成滤波器、基準电压源和高驱动能力运放等电路是通信系统中不可缺少的基本电路。
bandgap reference source is an important unit in integrated circuits, which supplied reference voltage or current independent of temperature and supply voltage.
带隙基準源是集成电路中的重要单元,输出不随温度、电源电压变化的基準电压或电流。
this paper presents a general introduction on bandgap reference studies of domestic and aboard, analyzes the theory of bandgap reference, and includes all kinds of trimming method for adjust resist.
本文介绍了带隙基準电压源的发展动态,分析了带隙基準的基本原理,总结了电阻微调的各种方法。