This part is a kind of semiconductor called 6A1.
Function of this product has 6 Amp Rectifier 50 - 1000 Volts.
Manufacturers : Micro Commercial Components
Image and pinout :
Some of the text within the PDF file :
MCC Features • • • • • Low Cost Low Forward Voltage Drop High Current Capability High Surge Current Capability Low Leakage omponents 21201 Itasca Street Chatsworth !"# $ % !"# 6A05 THRU 6A10 6 Amp Rectifier 50 - 1000 Volts R-6 • • • Maximum Ratings Operating Temperature: -55 °C to +150°C Storage Temperature: -55°C to +150°C Maximum Thermal Resistance; 10 °C/W Junction To Ambient Device Marking Maximum Recurrent Peak Reverse Voltage 50V 100V 200V 400V 600V 800V 1000V Maximum RMS Voltage Maximum DC Blocking Voltage 50V 100V 200V 400V 600V 800V 1000V MCC Catalog Number D 6A05 6A1 6A2 6A4 6A6 6A8 6A10 --- 35V 70V 140V 280V 420V 560V 700V A Cathode Mark B Electrical Characteristics @ 25 [ ... ]