This part is a kind of semiconductor called 78L08.

Function of this product has 3-TERMINALS 0.1A POSITIVE VOLTAGE REGULATOR.

Manufacturers : Unisonic Technologies

Image and pinout :

Some of the text within the PDF file :

UNISONIC TECHNOLOGIES CO., LTD 78LXX LINEAR INTEGRATED CIRCUIT 3-TERMINAL 0.1A POSITIVE VOLTAGE REGULATOR  DESCRIPTION The UTC 78LXX family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 100mA.  FEATURES * Output current up to 100mA * Fixed output voltage of 5V, 6V, 8V, 9V, 10V, 12V, 15V and 18V available * Thermal overload shutdown protection * Short circuit current limiting  ORDERING INFORMATION Ordering Number Lead Free Halogen Free Package Pin Assignment 1234567 - 78LXXG-AB3-R SOT-89 O G I - - - - - 78LXXG-AB3-C-R SOT-89 G I O - - - - - 78LXXG-AF5-R SOT-25 G I O N N - 78LXXG-S08-R SOP-8 OGGNNGG 78LXXL-T92-B 78LXXG-T92-B TO-92 OG I - - - - 78LXXL-T92-K 78LXXG-T92-K TO- [ ... ]

78L08 PDF Datasheet Download