因此介绍了一种采用自偏置低压共源共栅电流源的带隙基准电路结构,用两个电阻代替了偏置电路。
This paper introduces a low supply voltage band -gap reference circuit which used a self-bias cascode current mirror.
分段补偿电流对电压基准源的温度特性提升效果明显。
It is obvious that piecewise compensation current could significantly improve temperature characteristics of the voltage reference source.
该电路采用耗尽型NMOS管作电流源器件,结合负反馈,实现了稳定的电压基准。
A depleted NMOS transistor, which was used as current source, and a negative feedback loop constitute a stable voltage reference.
该分段线性电流产生电路还形成了一个负反馈,以改善带隙基准源的电源抑制和线性调整率。
The piecewise corrected current generator also forms negative feedback to improve the line regulation and power supply rejection(PSR).
本文提出了一种新型低温度系数和高PSRR基准电流源设计方案。
A new low temperature coefficient and high-PSRR current reference design was presented.
带隙基准源是集成电路中的重要单元,输出不随温度、电源电压变化的基准电压或电流。
Bandgap reference source is an important unit in integrated circuits, which supplied reference voltage or current independent of temperature and supply voltage.
基准源模块广泛的应用于模拟和混合电路中,如A/D、D/A转换器,电压调谐器,电压表,电流表等测试仪器以及偏置电路。
Reference sources are widely used in analog and mix-mode circuits, such as A/D, D/A converters, voltage regulators, measurements, instrumentation circuits, and bias circuits.
设计了基准电压源和电压微调电路,为adc提供参考电压和电流,而且能进行一定范围内的微调。
Design a bandgap voltage reference circuit and a voltage-modifying circuit to provide precise voltage and current reference for the referred ADC.
该电路采用高精度低温漂的基准源为铂电阻形成静态工作电流。
The circuit also USES high accuracy, low drift voltage reference to bias the platinum resistor.
基准源作为其中关键模块之一,不仅需要为系统提供精准的偏置电压和偏置电流,差分基准源还将为其提供比较电平和残差电压,它的性能将直接影响到系统指标。
Reference is the key part of ADC, not only providing the bias voltage and current for the system but also playing the part of the compared voltage and subtracted voltage.
偏置电流源电路的设计:利用带隙基准电压源提供的,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。
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:利用带隙基准电压源提供的,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。
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.
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