LM317D2 datasheet pdf
LM137D2 Voltage regulator ic datasheet pdf
Output voltage range: 1.2 to 37 V, Output current in excess of 1.5 A
0.1% line and load regulation, Floating operation for high voltages,
They are designed to supply more than 1.5 A of load current with an output voltage adjustable over a 1.2 to 37 V range.