Inexpensive aftermarket ac/dc adapters may not be as tightly regulated ... The adapter electronics may fail, resulting in unforeseen overvoltage or overcurrent conditions. Inductive effects of long ...

To ensure optimum dc and ac performance, it is also recommended that source ... Figure 3 below shows a traditional protection scheme against overvoltage and over current by using an external series ...

The NCP346 from ON Semiconductor is an overvoltage protection circuit (OVP) optimized for applications with an external ac-dc adapter, a car charger accessory The NCP346 from ON Semiconductor is ...

MOVs, which are also used in dc circuits, come in a variety of form ... even under extreme circumstances of varistor end-of-life or sustained overvoltage. MOVs are rated for specific ac-line ...

Particularly high operating efficiency allows a full rating of 15W output, commonly above 48VAC input and up to 60C ambient, depending on output voltage variant. Between 18VAC and 48VAC, and at high ...