FCX705TA

Single Bipolar Transistors Overview

The FCX705TA is a PNP silicon high voltage Darlington transistor manufactured by Diodes Incorporated. It operates in an SOT-89 package with a collector-emitter breakdown voltage exceeding -120V and supports a continuous collector current of -1A. The device features a minimum DC current gain (hFE) greater than 3,000 at -1A and a low saturation voltage below -1.3V at the same current level. Electrical characteristics include a collector-base breakdown voltage of -140V, an emitter-base breakdown voltage of -10V, and a transition frequency of 160MHz. Thermal resistance from junction to ambient is rated at 139°C/W under standard mounting conditions.

Single Bipolar Transistors Feature Summary

• High voltage capability with collector-emitter breakdown exceeding -120V
• High current gain performance with hFE greater than 3,000 at -1A
• Low saturation voltage for efficient switching operations
• Qualified to AEC-Q101 standards for automotive reliability

Single Bipolar Transistors Applications

• Lamp driving functions
• Motor control circuits
• Relay and solenoid drivers
• High output current switches

Single Bipolar Transistors Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance and Halogen-free status as specified in the datasheet notes. Ensure proper handling procedures are followed due to surface mount packaging requirements. Check for specific marking codes such as '705' to validate part identification against official documentation.

Single Bipolar Transistors Selection Notes

Select this component for applications requiring high voltage PNP switching capabilities within a compact SOT-89 footprint. Consider the thermal resistance values when designing heat dissipation strategies for continuous operation. Evaluate the transition frequency and switching times for high-speed application suitability. Verify that the required collector current does not exceed the -1A continuous limit under all operating conditions.

Single Bipolar Transistors Part Context

This device belongs to the FCX705 series of high voltage Darlington transistors. It is available in multiple package outlines including Eline and SOT223 configurations alongside the SOT-89 variant. The product line emphasizes green manufacturing processes with lead-free finishes and antimony-free compounds. It serves as a robust solution for industrial and automotive electronic systems requiring reliable high-current switching.

Single Bipolar Transistors Replacement Considerations

Consult official manufacturer documentation for direct pin-compatible substitutes. Cross-reference electrical parameters such as breakdown voltage and current gain when evaluating alternative components. Ensure any replacement meets the same AEC-Q101 qualification standards if used in automotive environments.

Single Bipolar Transistors FAQ

What is the maximum collector-emitter voltage rating?

The collector-emitter breakdown voltage (BVCEO) exceeds -120V.

Is this component suitable for automotive applications?

Yes, it is qualified to AEC-Q101 standards for high reliability applications.

What is the typical transition frequency?

The transition frequency (fT) is typically 160MHz at -100mA collector current.