Popular Posts
-
There are three common methods of charging a battery; constant voltage, constant current and a combination of constant voltage/constant cu...
-
There are two frequently used terms for types of DC-DC converters; non-isolated and isolated. This “isolation” refers to the existence of a...
-
Switchmode power supplies without Power Factor Correction (PFC) tend to draw the AC input current in short bursts or spikes relative to the ...
-
A power converter’s efficiency (AC-DC or DC-DC) is determined by comparing its input power to its output power. More precisely, the efficien...
-
Many rack-mounted power systems are specified as being 1U, 2U, 3U, etc. What does this mean? For electronic equipment racks (e.g., 19 or 23 ...
-
One question I am frequently asked is: “The customer is looking for a Class two power supply; what can you offer him?” My response is alwa...
-
Conventional AC-DC power supplies and DC-DC converters provide an output that is regulated to provide a “constant-voltage.” However, LED...
-
Most AC-DC power supplies and DC-DC converters have internal current-limiting circuits to protect the power device, and to some degree its l...
-
Most medium to high power AC-DC power supplies and some DC-DC converters include "Remote Sense" connection points (+ and - Sense) ...
-
The Power Guy blog focuses on modern switch-mode power supplies and converters. However, to provide the newbie (newcomer) with some backgro...