This part is a kind of semiconductor called D1062.
Function of this product has 2SD1062.
Manufacturers : SavantIC
Image and pinout :
Some of the text within the PDF file :
SavantIC Semiconductor Product Specification Silicon NPN Power Transistors DESCRIPTION ·With TO-220 package ·Low collector saturation voltage ·Complement to type 2SB826 ·Wide area of safe operation APPLICATIONS ·Relay drivers, ·High-speed inverters, ·Converters ·General high-current switching applications PINNING PIN 1 2 3 Base Collector;connected to mounting base Emitter DESCRIPTION 2SD1062 Absolute maximum ratings (Ta=25 ) SYMBOL VCBO VCEO VEBO IC ICM PC Tj Tstg PARAMETER Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current (DC) Collector current-peak Collector power dissipation Junction temperature Storage temperature TC=25 CONDITIONS Open emitter Open base Open collector VALUE 60 50 6 12 15 40 150 -55~150 UNIT V V V A A [ ... ]