Features 2 3 · Output Current in Excess of 500 mA · Output Adjustable between 1.2 V and 37 V SOT-223 · Internal Thermal Overload Protection ST SUFFIX 1 · Internal Short Circuit Current Limiting CASE 318E 2 3 · Output Transistor Safe-Area Compensation · Floating Operation for High Voltage Applications 4 · Eliminates Stocking Many Fixed Voltages DPAK · Pb-Free Packages are Available DT SUFFIX 1 2 CASE 369C · NCV Prefix for Automotive and Other Applications Requiring Site 3 and Control Changes Heatsink Surface (shown as terminal 4 in Vin Vout case outline drawing) is connected to Pin 2. Vin LM317M Vout R1 240 IAdj Adjust PIN ASSIGNMENT * ** Cin +C 1 Adjust O 0.1mF 1.0mF 2 Vout R2 3 Vin ORDERING INFORMATION See detailed ordering and shipping information in the package * = Cin is required if regulator is located an appreciable distance from power supply filter. dimensions section on page 1