Operating and Storage Junction Temperature Range: -55 to +150 °C
Package: TO-126F
Pinout of 2SC3420-BL
Here is an image showing the pin diagram of this transistor.
Classification of hFE
The 2SC3420-BL transistor can have a current gain of 300 to 600. The gain of the 2SC3420 will be in the range from 140 to 600, for the 2SC3420-GL it will be in the range from 200 to 400, for the 2SC3420-GL it will be in the range from 200 to 400, for the 2SC3420-Y it will be in the range from 140 to 240.
Marking
Sometimes the "2S" prefix is not marked on the package - the 2SC3420-BL might only be marked "C3420-BL".
SMD Version of 2SC3420-BL transistor
The 2SD1624 (SOT-89), 2SD1624-U (SOT-89), 2STF1550 (SOT-89) and 2STN1550 (SOT-223) is the SMD version of the 2SC3420-BL transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.
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