实际bandgap电路如(a)所示,该架构中M1/M2存在失配,为了减小失配的影响,一般采用(b)架构,主要是利用R1A/R1B(电阻大,数量多,匹配度高)之间的失配比M1/M2小得多这个原理
2024-01-08 14:52
简单的SC notch filter电路由T型结构的开关电容组成,当fs为高时,CS1采样VI电压,CS2保持输出VG1;当fs为低时,CS2采样V1电压,CS1保持输出VG1
2024-01-08 14:29
观察式(2.15),中PN结导通电压VBE1是负温度系数电压量,热点压VT是正温度系数的量。那么选择合适的(R3/R1)就可以得到一个零温度系数(近似)的电流源。
2023-07-06 10:38
These include bandgap and buried zener topologies in three-terminal series voltage referen
2009-02-22 14:24
to improve the accuracy of bandgap-based digital temperature sensors. This method increases the accuracy by compensating for the offset and curvatur
2009-04-17 11:59
AD7414/AD7415 数字输出温度传感器 The AD7415 is a complete temperature monitoring system in a 5-pin SOT-23 package. It contains a bandgap temperature sensor and
2009-08-23 21:36
and their advantages and disadvantages. Covered topics include 3-terminal series mode references (bandgap and buried zener) and 2-terminal shunt refe
2009-02-22 14:26
碳化硅是一种宽带隙(Wide Bandgap,WBG)半导体材料,与传统的硅(Si)材料相比,具有更宽的能隙、更高的击穿电场强度和热导率。
2024-03-19 11:12
空芯光纤:纤芯是空芯结构,周围环绕着微结构的包层,通过光子带隙效应(photonic bandgap effect)或反谐振效应(anti-resonant effect)来导光。理论上说,空芯光纤可以具备比传统的实芯光纤实现更低的衰减、更低的色散和更高的功率的潜力。
2023-10-26 17:15
氮化镓是一种无机物,化学式GaN,是氮和镓的化合物,是一种直接能隙(direct bandgap)的半导体,自1990年起常用在发光二极管中。
2023-02-03 17:52