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The BD239F-S is a single NPN bipolar junction transistor manufactured by Bourns Inc. It features a collector-emitter breakdown voltage of 160 V and a maximum continuous collector current of 2 A. The device is designed for through-hole mounting in a TO-220 package. It supports a power dissipation rating of 2 W at case temperature, with an operating temperature range spanning from -65°C to +150°C. The component is lead-free and RoHS compliant.
Verify the specific suffix 'S' against the manufacturer's official documentation to confirm lead-free status and compliance details. Confirm that the TO-220 package variant matches the required pinout and thermal pad specifications for the target PCB layout. Ensure the 160V rating aligns with the circuit's peak voltage requirements.
Select this component when a standard NPN transistor requires a 160V collector-emitter voltage rating and 2A current handling capacity. The TO-220 package is suitable for applications requiring direct heatsinking or significant thermal dissipation. Verify that the 2W power dissipation limit is sufficient for the intended duty cycle and ambient conditions.
This part belongs to the Bourns Inc. single bipolar transistor family. It is distinct from lower-voltage variants such as the BD239-S, which offers a 45V rating. The BD239F-S provides higher voltage isolation while maintaining similar current capabilities, making it suitable for medium-power industrial and consumer electronics applications.
Cross-reference with other NPN transistors offering 160V Vceo and 2A Ic ratings in TO-220 packages. Verify pin compatibility and thermal resistance characteristics before substitution.