2SB1226

Single Bipolar Transistors Overview

The onsemi 2SB1226 is a PNP power bipolar transistor featuring a Darlington configuration. It provides a collector current of 3A and a breakdown voltage of 100V. The device operates with a transition frequency of 20MHz and dissipates up to 2W of power. Designed for through-hole mounting, it utilizes the TO-220ML package. The component supports an operating junction temperature of 150°C and includes base-emitter voltage characteristics suitable for standard logic interfacing.

Single Bipolar Transistors Feature Summary

• Darlington architecture for high current gain
• Robust thermal performance in TO-220ML package
• High voltage handling capability

Single Bipolar Transistors Applications

• Audio power amplifier output stages
• General-purpose switching circuits
• Solenoid drivers

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and tape/reel specifications. Ensure compliance with RoHS directives as indicated by manufacturer data sheets. Cross-reference part numbers with authorized distributors to avoid counterfeit components. Confirm lead times and availability directly with suppliers prior to finalizing procurement plans.

Single Bipolar Transistors Selection Notes

Select this component for applications requiring moderate current switching with high gain. The Darlington structure simplifies drive circuitry compared to single-transistor alternatives. Consider the thermal resistance of the TO-220ML package when designing heat dissipation strategies. Evaluate the 100V rating against peak transient voltages in the target circuit to ensure reliable operation under all conditions.

Single Bipolar Transistors Part Context

This discrete power transistor belongs to the general-purpose bipolar transistor category from onsemi. It complements the company's portfolio of audio and switching solutions. The device is engineered for reliability in consumer electronics and industrial control systems where robust PNP switching is required.

Single Bipolar Transistors Replacement Considerations

Consult official substitution guides for equivalent Darlington transistors with matching voltage and current ratings. Verify pinout compatibility and thermal characteristics before replacing the original component in existing designs.