The introduction of integrated regulator circuits has
greatly simplified the work involved in designing
supplies. Regulation and protection circuits required
for the supply, previously realized using discrete
components, are now integrated in a single chip.
This had led to significant cost and space saving as
well as increased reliability. Today the designer has
a wide range of fixed and adjustable, positive and
negative series regulators to choose from as well as
an increasing number of switching regulators.
The L200 is a positive variable voltage regulator
which includes a current limiter and supplies up to
2 A at 2.85 to 36 V
The output voltage is fixed with two resistors or, if a
continuously variable output voltage is required,
with one fixed and one variable resistor