2SA2018TL

Single Bipolar Transistors Overview

The 2SA2018TL is a PNP bipolar junction transistor manufactured by ROHM Semiconductor, designed for low-frequency applications. It features an EMT3 (SOT-416) surface-mount package with lead-free construction compliant with RoHS standards. Key electrical parameters include a collector-emitter voltage of -12V, a collector current of -0.5A, and power dissipation of 150mW. The device offers a collector-base voltage of -15V and emitter-base voltage of -6V. It achieves a collector saturation voltage of ≤250mV at IC=-200mA and IB=-10mA, providing high current capability in a compact 1608 or 1208 size footprint.

Single Bipolar Transistors Feature Summary

• High collector current capability within a miniature surface-mount package
• Low collector-emitter saturation voltage for efficient switching performance
• Lead-free construction ensuring environmental compliance

Single Bipolar Transistors Applications

• Low frequency amplifier circuits
• Driver stages for signal processing
• Switching applications requiring compact form factors
• Muting circuits in audio equipment

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required packaging options such as tape and reel configurations. Confirm that the component meets all necessary environmental regulations for your target market. Cross-reference the manufacturer's mounting specifications to guarantee proper soldering profiles and thermal management during assembly processes.

Single Bipolar Transistors Selection Notes

Select this component when space constraints require a small SMD package like EMT3 while maintaining moderate current handling capabilities. Consider the low saturation voltage characteristic for applications demanding efficient power management. Ensure the voltage ratings align with the circuit's operational requirements to prevent breakdown under maximum load conditions.

Single Bipolar Transistors Part Context

This transistor belongs to a family including models like 2SA2018 and 2SA2119K, which share similar low-frequency characteristics. These devices represent a miniaturization trend, offering performance previously found only in larger packages within significantly smaller footprints. The series is optimized for consumer electronics where board space is limited but reliable switching is essential.

Single Bipolar Transistors Replacement Considerations

Direct substitutes may include other PNP transistors in the SOT-416 package with comparable voltage and current ratings. Verify pinout compatibility and thermal characteristics before substitution. Consult the manufacturer's official replacement guide for validated alternatives that maintain identical electrical performance and mechanical dimensions.