TDK-Lambda UK Chief Technology Officer Andrew Skinner explains how simply reprogramming the AC-DC power supply soft start characteristic can ensure that DC-DC converters run smoothly in a typical distributed power application. Power supplies with digital control are gaining in popularity. However the term 'digital control' is commonly applied to two quite different meanings. 'Digital power management' where users communicate with the power supply to monitor status and adjust certain parameters remotely such as voltage, current limit etc, and 'Digital power conversion', which is still in its infancy in terms of products available commercially, involving replacement of the common power supply analogue control loop with a digital control loop.
展开▼
