This part is a kind of semiconductor called UDZ.

Function of this product has Zener diode.

Manufacturers : Rohm

Image and pinout :

Some of the text within the PDF file :

UDZ Series Diodes Zener diode UDZ Series !Applications Constant voltage control !External dimensions (Units : mm) CATHODE MARK 2.5±0.2 !Features 1) Compact, 2-pin mini-mold type for high-density mounting. (UMD2) 2) Compatible with chip mounter for automated production. 3) High reliability 1.7±0.1 0.3±0.05 1.25±0.1 0.2 0.7 + −0.1 0.1 0.1 + −0.05 (All pins have the same dimensions.) ∗ Type No. and date of manufacture stamped on body in digital marking. ROHM : UMD2 EIAJ : SC-76 JEDEC : SOD-323 !Construction Silicon epitaxial planar !Absolute maximum ratings (Ta=25°C) Parameter Power dissipation Junction temperature Storage temperature Operating temperature Symbol P Tj Tstg Topr Limits 200 150 −55∼+150 −55∼+150 Unit mW ˚C ˚C ˚C !Markings (Type No.) Product nam [ ... ]

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