2SA2222

Single Bipolar Transistors Overview

The onsemi 2SA2222 is a PNP epitaxial planar silicon transistor designed for high-current switching applications. It features an MBIT process enabling large current capacity and low collector-to-emitter saturation voltage. Key electrical parameters include a collector-to-emitter voltage of -50 V, a continuous collector current of -10 A, and a pulse collector current of -13 A. The device exhibits a typical fall time of 22 ns and a DC current gain ranging from 150 to 450 at -270 mA. It is housed in a TO-220ML package.

Single Bipolar Transistors Feature Summary

• Adopts MBIT process technology for enhanced performance
• Provides large current capacity for demanding loads
• Ensures low collector-to-emitter saturation voltage
• Supports high-speed switching operations

Single Bipolar Transistors Applications

• Relay drivers
• Lamp drivers
• Motor drivers

Single Bipolar Transistors Procurement Notes

Verify the specific manufacturer origin, as the datasheet indicates SANYO Semiconductor Co.,Ltd. while the brand is listed as onsemi. Confirm the exact package variant and ordering number (ENA1148) matches your design requirements. Check for any obsolescence notices or lifecycle status updates directly with the supplier before finalizing procurement plans.

Single Bipolar Transistors Selection Notes

Select this component for circuits requiring robust PNP switching with high current handling capabilities up to 10 A. Ensure the thermal management design accommodates the specified collector dissipation ratings at the intended case temperature. Verify that the -50 V voltage rating aligns with the maximum circuit voltages to prevent breakdown during operation.

Single Bipolar Transistors Part Context

This component belongs to the family of high-current bipolar junction transistors optimized for power switching. It utilizes an epitaxial planar silicon structure to deliver reliable performance in industrial and consumer electronics. The device is engineered to replace older discrete solutions with improved saturation characteristics and switching speeds.

Single Bipolar Transistors Replacement Considerations

Consult official substitution guides for equivalent PNP transistors with matching -50 V ratings and similar current capacities. Verify pinout compatibility and package dimensions if replacing in existing footprints.