2SA2124-S-TD-E

Single Bipolar Transistors Overview

The onsemi 2SA2124-S-TD-E is a PNP bipolar junction transistor (BJT) designed for surface-mount applications. It features a maximum collector current of 2 A and an emitter-collector breakdown voltage of 30 V. The device operates with a transition frequency of 440 MHz and dissipates up to 3.5 W of power. Key electrical characteristics include a saturation voltage of 400 mV at 75 mA base and 1.5 A collector currents, and a minimum DC current gain of 200 at 100 mA collector current and 5 V collector-emitter voltage. The component utilizes a PCP package and supports a junction temperature up to 150°C.

Single Bipolar Transistors Feature Summary

• High-speed switching capability enabled by a 440 MHz transition frequency
• Robust current handling with a 2 A maximum collector current rating
• Low saturation voltage for efficient power dissipation in saturated states
• Surface-mount PCP packaging for automated assembly integration

Single Bipolar Transistors Applications

• General-purpose high-speed switching circuits
• Audio amplifier output stages
• Driver circuits for loads requiring moderate current levels

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'S' against official datasheets, as standard listings often reference 'TD-E'. Confirm obsolescence status via manufacturer notices. Ensure the PCP package matches design constraints. Validate RoHS compliance documentation. Cross-reference DigiKey part numbers for accurate ordering details.

Single Bipolar Transistors Selection Notes

Select this component for designs requiring PNP switching with 2 A capacity and 30 V blocking voltage. The 440 MHz frequency suits audio and general high-speed applications. Verify thermal management for 3.5 W dissipation. Compare hFE requirements against circuit beta needs. Ensure surface-mount PCP footprint compatibility.

Single Bipolar Transistors Part Context

This component belongs to onsemi's discrete bipolar transistor portfolio. It serves as a surface-mount alternative to through-hole PNP devices. The PCP package offers compact mounting solutions. It complements NPN counterparts in push-pull configurations. Designed for consumer electronics and industrial control systems.

Single Bipolar Transistors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.