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The BC847A/SNR is a silicon NPN general-purpose transistor manufactured by Nexperia USA Inc. It is housed in an SOT-23 (TO-236AB) surface-mount package. The device supports a maximum collector current of 100 mA and a collector-emitter voltage of 45 V. Key electrical parameters include a collector-base voltage of 50 V, an emitter-base voltage of 6 V, and a power dissipation rating of 250 mW. The component features a transition frequency of 100 MHz and a DC current gain range of 110 to 220.
Verify the specific suffix 'SNR' against official Nexperia documentation to confirm reel specifications and tape-and-reel dimensions. Confirm RoHS compliance status through the manufacturer's datasheet. Check the product longevity program for end-of-life notifications, as availability may be restricted or subject to change based on manufacturing schedules.
Select this component for applications requiring a standard NPN transistor with moderate voltage ratings and defined gain characteristics. Ensure the design accommodates the 250 mW power dissipation limit within the SOT-23 package. Verify that the required current gain falls within the specified 110 to 220 range for the 'A' selection group.
This part belongs to the BC847 series of NPN general-purpose transistors from Nexperia. It serves as the high-gain variant within the family, complemented by PNP counterparts like the BC857A. The series is widely used in consumer electronics and industrial control systems where small form factor and reliable switching are required.
Compatible substitutes include BC847A/115 and BC847A/QS. Verify pinout compatibility and electrical parameter equivalence before substitution.