This part is a kind of semiconductor called BAT65.
Function of this product has Silicon Schottky Diode (Low-power Schottky rectifier diode).
Manufacturers : Siemens Semiconductor Group
Image and pinout :

Some of the text within the PDF file :
Silicon Schottky Diode BAT 65 Features • Low-power Schottky rectifier diode • For low-loss, fast-recovery rectification, meter protection, bias isolation and clamping purposes • Miniature plastic package for surface mounting (SMD) Type BAT 65 1) Marking White/C Ordering Code 1 Q62702-A990 C Pin Configuration 2 A Package1) SOD-123 Dimensions see page 313. Maximum Ratings Parameter Reverse voltage Forward current Average forward current, f = 50 Hz Surage forward current, t ≤ 10 ms Total power dissipation, TS ≤ 100 °C Junction temperature Storage temperature range Symbol VR IF IFAV IFSM Ptot Tj Tstg Limit Values 40 750 500 2.5 600 150 − 55 … + 150 Unit V mA mA A mW °C °C Semiconductor Group 1 05.96 BAT 65 Thermal Resistance Parameter Junction - soldering poin [ ... ]
BAT65 PDF Datasheet Download
