BC848CW

Overview

The BC848CW is a general-purpose NPN silicon epitaxial planar transistor manufactured by Taiwan Semiconductor Corporation. It is designed for low-voltage, low-power amplifier applications within the BC848 series. The device features a collector-emitter voltage rating of 30V and a continuous collector current capacity of 100mA. It utilizes an SOT-23 surface-mount package to facilitate automated assembly processes. The component operates across a junction temperature range from -55°C to +150°C, ensuring reliability in various electronic circuits.

Feature Summary

• NPN epitaxial silicon planar design optimized for low-voltage operation
• Suitable for general-purpose amplification tasks
• Surface-mount construction compatible with standard pick-and-place equipment

Applications

• Low-voltage signal amplification
• General-purpose switching circuits
• Audio pre-amplifier stages

Procurement Notes

Verify the manufacturer designation on the datasheet to confirm Taiwan Semiconductor Corporation as the source. Ensure the ordering part number matches the specific suffix required for the desired tape and reel configuration. Cross-reference the RoHS compliance status with the latest environmental declaration provided by the manufacturer before finalizing procurement specifications.

Selection Notes

Select this component when a standard NPN small-signal transistor with 30V breakdown and 100mA current capability is required. The SOT-23 package offers space efficiency for compact designs. Consider the DC current gain (hFE) binning requirements for specific amplifier linearity needs. Evaluate thermal dissipation constraints relative to the 200mW power rating in the intended application environment.

Part Context

This device belongs to the BC848 family of general-purpose transistors, which includes complementary PNP variants such as the BC858. These components are widely utilized in consumer electronics and industrial control systems due to their standardized pinout and reliable performance characteristics. The BC848CW specifically denotes the NPN variant within this established product line.

Replacement Considerations

Compatible substitutes include the BC848C from other manufacturers such as Diodes Incorporated or Nexperia, provided the pinout and electrical ratings align. Verify that alternative sources offer equivalent hFE grading and package dimensions to ensure mechanical compatibility without redesigning the PCB footprint.