2SA1342-TB-E

Single Bipolar Transistors Overview

The onsemi 2SA1342-TB-E is a silicon PNP epitaxial planar transistor designed for switching applications. It features a built-in bias resistor with a resistance value of 22kΩ, simplifying circuit design by reducing component count. The device utilizes a small-sized CP package suitable for surface mount technology. Key electrical characteristics include a collector-emitter breakdown voltage of 50V and a continuous collector current rating of 150mA. It operates within a junction temperature range up to 150°C and offers high-speed switching capabilities.

Single Bipolar Transistors Feature Summary

• Integrated bias resistor eliminates external base drive components
• Optimized for high-speed switching performance
• Compact surface-mount package facilitates automated assembly

Single Bipolar Transistors Applications

• General-purpose switching circuits
• Logic interface drivers
• Inverter stages in digital systems

Single Bipolar Transistors Procurement Notes

Verify the specific suffix -TB-E against the manufacturer datasheet to confirm the exact tape-and-reel packaging configuration and quantity. Ensure the procurement source provides valid RoHS compliance documentation consistent with the 2SA1342 family specifications. Cross-reference the ordering number with official onsemi catalogs to avoid counterfeit components.

Single Bipolar Transistors Selection Notes

Select this component when a compact PNP switch with integrated base control is required. The built-in resistor reduces board space and simplifies layout compared to discrete transistor configurations. Evaluate thermal management requirements based on the 200mW power dissipation limit in the specified package. Confirm compatibility with the target logic voltage levels for reliable switching operation.

Single Bipolar Transistors Part Context

This part belongs to the 2SA134x series of composite transistors manufactured by onsemi. These devices are engineered to replace multiple discrete components in switching applications. The series is characterized by its integration of a driver transistor and a main output transistor into a single package, offering improved reliability and reduced footprint in consumer and industrial electronics designs.

Single Bipolar Transistors Replacement Considerations

Direct substitutes may include other PNP composite transistors with similar 22kΩ internal bias resistors and comparable voltage/current ratings. Verify pinout compatibility and thermal characteristics before substitution. Generic replacements must match the CP package dimensions to ensure mechanical fit.