2SA1579U3T106S

Single Bipolar Transistors Overview

The ROHM Semiconductor 2SA1579U3T106S is a PNP silicon epitaxial planar transistor housed in an SOT-323 (UMT3) surface-mount package. It is designed for high-voltage amplifier applications, featuring a collector-emitter breakdown voltage of -120V and a maximum continuous collector current of -50mA. The device offers a DC current gain range of 180 to 560 and a transition frequency of 140MHz. Power dissipation is rated at 200mW, with a maximum junction temperature of 150°C.

Single Bipolar Transistors Feature Summary

• High breakdown voltage capability of -120V for robust operation in demanding circuits
• Designed as a complementary pair to the 2SC4102U3 NPN transistor
• Optimized for general-purpose high-voltage amplification tasks

Single Bipolar Transistors Applications

• High voltage amplifier circuits
• Complementary switching stages paired with 2SC4102U3

Single Bipolar Transistors Procurement Notes

Verify the specific hFE rank (R or S) required for your design, as the base part number covers multiple gain classifications. Confirm that the SOT-323 footprint matches your PCB layout constraints. Ensure the -120V rating aligns with your circuit's peak voltage requirements before finalizing the component selection.

Single Bipolar Transistors Selection Notes

Select this component when a PNP transistor with high voltage tolerance is needed in a compact SOT-323 package. It serves as the direct PNP complement to the 2SC4102U3. Consider the 140MHz transition frequency for signal integrity in amplification roles. Verify thermal management capabilities given the 200mW power dissipation limit in small packages.

Single Bipolar Transistors Part Context

This component belongs to the 2SA1579 series of high-voltage amplifier transistors manufactured by ROHM Semiconductor. The 'U3' suffix denotes the SOT-323 (UMT3) surface-mount package type. The 'T106' suffix indicates the specific taping packaging configuration used for automated assembly processes.

Single Bipolar Transistors Replacement Considerations

The datasheet identifies the 2SC4102U3 as its complementary NPN counterpart. No direct pin-compatible replacement parts are listed in the provided documentation.