MMBTA93LT1

Single Bipolar Transistors Overview

The MMBTA93LT1 is a PNP silicon high-voltage transistor manufactured by onsemi, housed in an SOT-23 (TO-236AF) surface-mount package. It features a collector-emitter voltage rating of -200 Vdc and a continuous collector current capacity of -500 mAdc. The device exhibits a DC current gain ranging from 25 to 40 at specific operating points and maintains a collector-emitter saturation voltage of -0.5 Vdc under defined load conditions. Thermal dissipation reaches 225 mW on standard FR-5 boards with a junction-to-ambient resistance of 556 °C/W. Operating temperatures span from -55°C to +150°C.

Single Bipolar Transistors Feature Summary

• High voltage capability for demanding circuit applications
• Compact SOT-23 surface-mount packaging for space-constrained designs
• Robust thermal performance across extended temperature ranges

Single Bipolar Transistors Applications

• High voltage switching circuits
• General-purpose amplifier stages
• Driver circuits requiring high voltage tolerance

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and shipping configuration. Ensure compliance with RoHS standards if lead-free variants are required for assembly processes. Cross-reference datasheet revision numbers to validate electrical characteristics against current manufacturing specifications.

Single Bipolar Transistors Selection Notes

Select this component when a PNP transistor requires a minimum collector-emitter breakdown voltage of 200 Vdc. Evaluate thermal management requirements based on the specified power dissipation limits and ambient operating conditions. Confirm that the SOT-23 footprint aligns with the target printed circuit board layout constraints.

Single Bipolar Transistors Part Context

This part belongs to the MMBTA92L/93L series of high-voltage PNP transistors designed for general-purpose use. The series offers distinct voltage ratings, with the MMBTA93 variant providing a lower breakdown voltage compared to the MMBTA92 counterpart while sharing identical current handling capabilities and physical packaging dimensions.

Single Bipolar Transistors Replacement Considerations

MMBTA92LT1 serves as a higher voltage alternative within the same series.