2SB1406-AN

Single Bipolar Transistors Overview

The onsemi 2SB1406-AN is a PNP Darlington bipolar junction transistor (BJT) designed for high-power switching and amplification applications. It features a collector current rating of 1.5A and a maximum collector-emitter voltage of 50V. The device utilizes a Darlington configuration to provide high current gain, making it suitable for driving loads in medium to high-power circuits. This component is available in a lead-free package compliant with RoHS standards.

Single Bipolar Transistors Feature Summary

• PNP Darlington configuration for high current gain
• Rated for 1.5A continuous collector current
• Supports up to 50V collector-emitter voltage

Single Bipolar Transistors Applications

• High-power switching circuits
• Amplification stages in audio or signal processing
• Driver circuits for relays or motors

Single Bipolar Transistors Procurement Notes

Verify the specific package type and pinout configuration against the official datasheet before integration, as variations may exist across manufacturing runs. Confirm that the lead-free RoHS compliance status meets your environmental regulatory requirements. Ensure thermal management solutions are adequate for the expected power dissipation levels during operation.

Single Bipolar Transistors Selection Notes

Select this component when high current gain is required from a single PNP transistor stage. The 1.5A rating and 50V breakdown voltage define its operational limits. Consider the Darlington structure's inherent voltage drop and switching speed characteristics compared to standard BJTs or MOSFETs for your specific circuit topology and performance needs.

Single Bipolar Transistors Part Context

This part belongs to the discrete semiconductor product category, specifically within the bipolar junction transistors segment. It is manufactured by onsemi, which acquired Fairchild Semiconductor. The 2SB1406 series is positioned for general-purpose high-power applications requiring robust switching capabilities.

Single Bipolar Transistors Replacement Considerations

Direct substitutes should match the PNP Darlington topology, 1.5A current rating, and 50V voltage rating. Verify pin compatibility and thermal resistance values. Cross-reference with other onsemi PNP Darlington transistors or equivalent parts from manufacturers like STMicroelectronics or Toshiba if availability is constrained.