BC33725TFR

Single Bipolar Transistors Overview

The BC33725TFR is an NPN silicon epitaxial planar transistor from the onsemi BC337 series, designed for general-purpose switching and amplifier applications. It features a maximum collector current of 800 mA and a collector-emitter voltage rating of 45 V. The device offers a high DC current gain (hFE) range of 160 to 630, with a transition frequency of 100 MHz. Packaged in a TO-92-3 leaded format, it supports through-hole mounting and operates at junction temperatures up to +150°C.

Single Bipolar Transistors Feature Summary

• High DC current gain subdivided into specific groups for precise circuit design
• Low collector-emitter saturation voltage for efficient switching performance
• Suitable for audio frequency amplifier stages and driver applications

Single Bipolar Transistors Applications

• General-purpose switching circuits
• Audio frequency amplifier stages
• Driver transistor applications

Single Bipolar Transistors Procurement Notes

Verify the exact suffix against official onsemi documentation to confirm pinout orientation and gain binning. Confirm RoHS compliance status and packaging type directly with the manufacturer or authorized distributors, as availability may vary by region. Ensure the component matches the required thermal and electrical specifications for the target application before procurement.

Single Bipolar Transistors Selection Notes

Select this component when a medium-power NPN transistor with high current gain is required for low-voltage applications. The BC33725 variant provides a specific gain range suitable for linear amplification where consistent beta is critical. Consider thermal management requirements given the 625 mW power dissipation limit in the TO-92 package.

Single Bipolar Transistors Part Context

This part belongs to the widely used BC337 family of NPN transistors, which are standard components for general-purpose electronics. The '25' designation indicates a specific DC current gain subgroup within the series, distinguishing it from other variants like BC337-16 or BC337-40. It serves as a complementary counterpart to PNP devices such as the BC327 series.

Single Bipolar Transistors Replacement Considerations

Compatible substitutes include BC337-25TA, BC337-25BU, and BC337-25G, provided they meet the same electrical parameters and package requirements. Verify that alternative manufacturers offer equivalent hFE ranges and thermal characteristics.