Performance and indexes are introduced of Ic components lm317

The Performance and indexes are introduced about the electronic components of lm317 follows:

Normally, no capacitors are needed unless the device is situated more than 6 inches from the input filter capacitors in which case an input bypass is needed. An optional output capacitor
can be added to improve transient response.

The adjustment terminal can be bypassed to achieve very high ripple rejection ratios which are difficult to achieve with standard 3-terminal regulators.

Besides replacing fixed regulators, the ic components LM317 is useful in a wide variety of other applications. Since the regulator is “floating” and sees only the input-to-output differential voltage,supplies of several hundred volts can be regulated as long as the maximum input to output differential is not exceeded, i.e.,