BC550BBU

Description：TRANS NPN 45V 0.1A TO-92-3
Series：-

SKU:7b9d2becf035 Category: Single Bipolar Transistors Brand: onsemi

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Product introduction

BC550BBU is listed in the Single Bipolar Transistors range at ChipApex. The manufacturer field lists onsemi. Its product description is TRANS NPN 45V 0.1A TO-92-3. Review the specifications below when checking this part for your BOM.

Single Bipolar Transistors specifications for BC550BBU

Description：TRANS NPN 45V 0.1A TO-92-3
Series：-
Mfr：onsemi
Package：Bulk
Transistor Type：NPN
Current - Collector (Ic) (Max)：100 mA
Voltage - Collector Emitter Breakdown (Max)：45 V
Vce Saturation (Max) @ Ib, Ic：600mV @ 5mA, 100mA
Current - Collector Cutoff (Max)：15nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce：200 @ 2mA, 5V
Power - Max：500 mW
Frequency - Transition：300MHz
Operating Temperature：150°C (TJ)
Mounting Type：Through Hole
Package / Case：TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package：TO-92-3

Single Bipolar Transistors datasheet and documents for BC550BBU

BC550BBU

Single Bipolar Transistors Overview

The onsemi BC550BBU is an NPN epitaxial silicon transistor housed in a TO-92 package. It features a collector-emitter voltage of 45V and a continuous collector current of 100mA. The device offers a DC current gain (hFE) range of 200 to 450, classifying it as a low-noise component suitable for sensitive signal processing. Key electrical limits include a collector-base voltage of 50V, an emitter-base voltage of 5V, and a maximum power dissipation of 500mW at 25°C.

Single Bipolar Transistors Feature Summary

Low-noise design optimized for high-fidelity audio and RF applications
High DC current gain providing effective signal amplification
Complementary pairing with the BC560B PNP transistor

Single Bipolar Transistors Applications

General-purpose switching circuits
Audio pre-amplifier stages
Signal conditioning and buffering

Single Bipolar Transistors Procurement Notes

Verify the specific suffix BBU against the manufacturer's current ordering guide to confirm pinout orientation and binning specifications. Ensure compliance with RoHS directives and check for any recent part number updates resulting from corporate integrations or packaging changes.

Single Bipolar Transistors Selection Notes

Select this component when a moderate voltage rating and high current gain are required for small-signal amplification. The BBU suffix indicates a specific hFE binning tier; verify that the 200-450 gain range aligns with circuit stability requirements compared to lower-gain alternatives.

Single Bipolar Transistors Part Context

This device belongs to the widely used BC547 series family of NPN transistors. It shares physical dimensions and basic electrical characteristics with peers like the BC547 and BC548, differing primarily in gain classification and noise performance profiles defined by the manufacturer's sorting criteria.