As a response to a need for a simpler SMD package and higher current ratings, Semitec have now introduced the new S-series CRD range. The new SOT23 package offers constant current values from 0.1ma ...
FET constant current sources use JFETs and MOSFETs to deliver a load current, which remains constant despite changes in load resistance or supply voltage. A FET constant current source is a type of ...
A simple method of charging a battery from a higher voltage battery is shown in the circuit below to the left. Only one resistor is needed to set the desired charging current and is calculated by ...