2SA1552T-E

Single Bipolar Transistors Overview

The onsemi 2SA1552T-E is a PNP epitaxial planar silicon transistor designed for high-voltage and high-current switching applications. It features a collector-emitter voltage rating of 160 V and a continuous collector current capacity of 1.5 A, with a peak pulse current of 2.5 A. The device utilizes FBET and MBIT processes to achieve ultrahigh-speed switching capabilities, characterized by a gain-bandwidth product (fT) of 120 MHz at 50 mA. It offers low collector-to-emitter saturation voltage and operates within a junction temperature range up to 150 °C. Packaged in the TP-FA (SC-63/TO-252) surface-mount format, it supports power dissipation of 1 W at ambient temperature and 15 W at case temperature.

Single Bipolar Transistors Feature Summary

• Adopts FBET and MBIT processes for enhanced electrical performance
• Provides ultrahigh-speed switching characteristics suitable for high-frequency circuits
• Features low collector-to-emitter saturation voltage for improved efficiency
• Utilizes a small and slim package design to facilitate compact equipment integration

Single Bipolar Transistors Applications

• Converters
• Inverters
• Color TV audio output stages

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix 'TL' corresponds to the TP-FA reel packaging configuration as defined in the official datasheet. Confirm that the component meets Pb-Free requirements if RoHS compliance is mandatory for the target assembly process. Ensure the selected variant matches the required thermal management strategy given the distinct power dissipation ratings for ambient versus case temperatures.

Single Bipolar Transistors Selection Notes

Select this component when designing circuits requiring a single PNP transistor capable of handling 160 V blocking voltage and 1.5 A load current. The device is appropriate for applications demanding fast switching speeds and low saturation losses. Consider the TP-FA package dimensions and thermal pad requirements for proper PCB layout and heat sinking strategies to maintain safe operating junction temperatures under continuous load conditions.

Single Bipolar Transistors Part Context

This part belongs to the 2SA1552/2SC4027 family of bipolar transistors manufactured by onsemi. The series includes complementary NPN counterparts and various packaging options such as through-hole TP and surface-mount TP-FA configurations. The family is engineered for general-purpose high-current switching, offering robust performance in consumer electronics and industrial control systems where reliability and speed are critical design parameters.

Single Bipolar Transistors Replacement Considerations

Direct substitutes include other variants within the same family, such as 2SA1552T-H or 2SA1552S-TL-E, provided the package type and environmental specifications align with the design requirements. Verify pinout compatibility and electrical parameter margins before substitution.