2SA1225-Y(Q)

Single Bipolar Transistors Overview

The 2SA1225-Y(Q) is a PNP epitaxial planar silicon transistor manufactured by Toshiba Semiconductor and Storage. It features a collector-emitter voltage rating of 60 V and a maximum collector current of 3 A. The device utilizes the PCT process to achieve low collector saturation voltage, specified as 4.0 V typical at 3 A collector current and 0.3 A base current. It supports a collector power dissipation of 20 W at 25°C case temperature and operates with a junction temperature up to 150°C. The component is housed in a TO-220AB package.

Single Bipolar Transistors Feature Summary

• Utilizes PCT (Process for Complementary Transistors) technology for matched characteristics
• Provides low collector saturation voltage for efficient switching performance
• Designed for high power dissipation capabilities in compact packages

Single Bipolar Transistors Applications

• DC/DC converter circuits
• Relay driver applications
• Motor driver circuits
• Lamp drivers

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'Y(Q)' against official Toshiba documentation to confirm exact binning or packaging specifications. Ensure compliance requirements are met, as standard versions may not be RoHS compliant. Cross-reference the datasheet revision date to confirm technical parameters match your design requirements before finalizing procurement.

Single Bipolar Transistors Selection Notes

Select this component for applications requiring a robust PNP switch with high current handling and low saturation voltage. The TO-220AB package facilitates effective heat sinking for high-power operations. Consider the complementary 2SD1221-N for push-pull configurations where matched performance is critical. Evaluate thermal management strategies to maintain junction temperatures within the specified 150°C limit during continuous operation.

Single Bipolar Transistors Part Context

This transistor belongs to Toshiba's general-purpose small signal and power transistor lineup, designed for versatile switching and amplification tasks. The 2SA1225 series is engineered to complement NPN counterparts, facilitating balanced circuit designs. Its construction focuses on reliability and thermal stability, making it suitable for industrial and consumer electronics requiring durable semiconductor components.

Single Bipolar Transistors Replacement Considerations

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