This is an LM317 based adjustable voltage regulator with a maximum output of 3V and 1.5A. The output voltage depends on the VIN, R1 and R2 values, so the
LM317 CDIL - IC: voltage regulator, linear,adjustable; 1.2÷40V; 1.5A; TO220-3; LM317-CDI
Variable Current and voltage supply 1.5v-30v and 0-10A-Electron-FMUSER FM/TV Broadcast One-Stop Supplier
LM317 Based 0 to 3V Adjustable Power Supply - EEWeb
Solved ADJUSTABLE IC VOLTAGE REGULATOR - LM317a. Examine
LM317 Adjustable Down To 0 V Voltage Regulator - Multisim Live
LM317 Variable Power Supply Kit - Creatron Inc
LM317 Power Supply (My First Circuit)
LM317 Adjustable Voltage Regulator - Multisim Live
Circuit Projects Archives - Page 183 of 187 - EEWeb
Power Supply Design Notes: 7.5 Ampere voltage regulator with LT1083 - Power Electronics News