This part is a kind of semiconductor called LM350.

Function of this product has ADJUSTABLE VOLTAGE REGULATORS THREE-TERMINAL 3 A.

Manufacturers : STMicroelectronics

Image and pinout :

Some of the text within the PDF file :

LM150/250 LM350 THREE-TERMINAL 3 A ADJUSTABLE VOLTAGE REGULATORS . . . . . . . GUARANTEED 3A OUTPUT CURRENT ADJUSTABLE OUTPUT DOWN TO 1.2V LINE REGULATION TYPICALLY 0.005% /V LOAD REGULATION TYPICALLY 0.1% GUARANTEED THERMAL REGULATION CURRENT LIMIT CONSTANT WITH TEMPERATURE STANDARD 3-LEAD TRANSISTOR PACKAGE TO3 K SUFFIX (Steel Can) ORDER CODE PART NUMBER TEMPERATURE RANGE PACKAGE K • • • LM150 -55 oC to + 150 oC LM250 -25 oC to + 150 oC LM350 0 oC to + 125 oC EXAMPLE: LM150K PIN CONNECTION (bottom view) Case is output March 1993 1/7 LM150-LM250-LM350 ABSOLUTE MAXIMUM RATING Symbol Ptot V I - VO Toper Power Dissipation Input-Output Voltage DIfferential Operating Junction Temperature Range LM150 LM250 LM350 Parameter Value Internally Limited 35 -55 to 150 -25 to 150 0 to 12 [ ... ]

LM350 PDF Datasheet Download