BCX70JT116

Overview

The BCX70JT116 is a general-purpose NPN silicon epitaxial planar transistor manufactured by Rohm Semiconductor, housed in the SST3 (SOT-23) surface-mount package. It features a collector-emitter voltage rating of 45V and a continuous collector current capacity of 0.2A. The device supports a collector power dissipation of 0.2W and offers a DC current gain (hFE) range of 140 to 630. Designed for amplification applications, it operates within a storage temperature range of -55°C to 150°C and complies with RoHS standards.

Feature Summary

• General-purpose NPN amplification capability utilizing epitaxial planar technology
• Integrated into compact SOT-23 surface-mount packaging for automated assembly
• Compliant with RoHS directives for environmental safety

Applications

• General signal amplification circuits
• Switching applications in consumer electronics
• Interface driving stages requiring moderate current handling

Procurement Notes

Verify supply status carefully as this component may be designated not recommended for new designs. Confirm exact ordering suffixes match required tape-and-reel quantities. Ensure compatibility with existing PCB footprints before procurement. Check for alternative recommended parts if long-term availability is critical for production planning.

Selection Notes

Select based on required hFE binning and voltage ratings suitable for low-power amplification. Consider thermal management constraints due to the small package size and limited power dissipation. Verify that the SOT-23 footprint matches the design layout. Evaluate if higher current or voltage ratings are needed for future-proofing the design.

Part Context

This component belongs to Rohm's lineup of general-purpose bipolar junction transistors. It serves as a standard discrete semiconductor solution for basic analog and digital switching tasks. The SST3 package variant ensures compatibility with standard surface-mount reflow processes used in modern electronics manufacturing.

Replacement Considerations

The BC847C is listed as a similar level replacement with the same pinout and package. Verify electrical parameter overlaps, particularly hFE ranges and voltage ratings, before substituting. Ensure the alternative part meets all original design specifications.