2SA1579U3T106

Single Bipolar Transistors Overview

The 2SA1579U3T106 is a PNP silicon epitaxial planar transistor manufactured by ROHM Semiconductor, housed in an SOT-323 (UMT3) surface-mount package. It features a collector-emitter breakdown voltage of -120 V and a maximum continuous collector current of -50 mA. The device supports a power dissipation of 200 mW and operates within a junction temperature range up to +150°C. Its DC current gain (hFE) ranges from 180 to 560, with a transition frequency of 140 MHz.

Single Bipolar Transistors Feature Summary

• High breakdown voltage capability for robust operation in high-voltage circuits
• Integrated bias resistor structure for simplified circuit design
• Surface-mount packaging optimized for automated assembly processes

Single Bipolar Transistors Applications

• General-purpose amplification stages
• Switching applications requiring high voltage tolerance
• Automotive electronic systems compliant with AEC-Q101 standards

Single Bipolar Transistors Procurement Notes

Verify the specific suffix configuration against the official datasheet to ensure compatibility with your design requirements. Confirm the supply status as Not Recommended for New Designs (NRND) before finalizing procurement plans. Check for alternative recommended parts if long-term availability is critical for production continuity.

Single Bipolar Transistors Selection Notes

Select this component when a PNP transistor with high voltage ratings is required in a compact surface-mount form factor. Ensure the application current does not exceed the 50 mA limit and that thermal management accommodates the 200 mW dissipation rating. Verify pinout compatibility with existing PCB layouts designed for the UMT3 package.

Single Bipolar Transistors Part Context

This part belongs to the 2SA1579 series of general-purpose amplification transistors. It is designed to complement NPN counterparts such as the 2SC4102U3. The device is qualified under AEC-Q101 standards, indicating suitability for automotive environments where reliability and stability are paramount.

Single Bipolar Transistors Replacement Considerations

The 2SA1579U3HZG is listed as a similar level replacement with the same pinout and package. Verify electrical parameter equivalence before substitution.