This part is a kind of semiconductor called A1084.

Function of this product has 2SA1084.

Manufacturers : Renesas Technology

Image and pinout :

Some of the text within the PDF file :

2SA1084, 2SA1085 Silicon PNP Epitaxial REJ03G0635-0300 (Previous ADE-208-1007A) Rev.3.00 Aug.10.2005 Application Low frequency low noise amplifier Outline RENESAS Package code: PRSS0003DA-A (Package name: TO-92 (1)) 1. Emitter 2. Collector 3. Base 3 2 1 Absolute Maximum Ratings (Ta = 25°C) Item Collector to base voltage Collector to emitter voltage Emitter to base voltage Collector current Emitter current Collector power dissipation Junction temperature Storage temperature Symbol VCBO VCEO VEBO IC IE PC Tj Tstg 2SA1084 –90 –90 –5 –100 100 400 150 –55 to +150 2SA1085 –120 –120 –5 –100 100 400 150 –55 to +150 Unit V V V mA mA mW °C °C Rev.3.00 Aug 10, 2005 page 1 of 5 2SA1084, 2SA1085 Electrical Characteristics (Ta = 25°C) Item Collector to [ ... ]

A1084 PDF Datasheet Download