闭环增益和相位图是用于确定开关调节器控制环路稳定性的常用工具。正确完成增益和相位测量需熟悉高级网络分析仪。测量包括断开控制环路、注入噪声，以及测量一定频率范围内的增益和相位（见图1）。这种测量控制环路的做法很少应用于LED驱动器。

适当的控制环路相位和增益测量应由拥有（昂贵的）设备和相应经验的工厂专家进行。如果缺少其中一个或两个都没有，则还有另一种选择。 摘要 适当的控制环路相位和增益测量应由拥有（昂贵的）设备和相应经验的工厂专家进行。如果缺少其中一个或两个 ...

Earlier this year, we presented a series of LTSpice simulations with temperature control provided by NTC thermistor SPICE models driven by a voltage: Old-School Analog Temperature Control Circuits ...

A guidebook for the LTSpice IV software application used to produce high performance electronics has recently been released. Written by Gilles Brocard,with a preface from Mike Engelhardt, the book ...

Explore improved simulation convergence and a more seamless workflow with LTspice 26. LTspice continues to deliver regular updates and improvements, with LTspice 26 bringing enhanced usability. ADI is ...

When a design engineer evaluates a new electronic simulation tool, they should keep as many of the following points in mind as possible: In the numerous articles already published on the “Planet ...