Here is an image showing the pin diagram of this transistor.
Classification of hFE
The KTD882-O transistor can have a current gain of 100 to 200. The gain of the KTD882 will be in the range from 100 to 400, for the KTD882-GR it will be in the range from 200 to 400, for the KTD882-Y it will be in the range from 160 to 320.
Complementary PNP transistor
The complementary PNP transistor to the KTD882-O is the KTB772-O.
Replacement and Equivalent for KTD882-O transistor