DDTA143ECA-TP

Overview

The DDTA143ECA-TP is a PNP digital transistor manufactured by Micro Commercial Components (MCC). It integrates a single PNP transistor with internal biasing resistors in an SOT-23 surface-mount package. The device features a typical input resistance of 4.7 kOhms and a resistor ratio of 1. Key electrical specifications include a minimum DC collector/base gain (hfe) of 30, a maximum operating frequency of 250 MHz, and a power dissipation rating of 200 mW. The component supports a maximum operating temperature of +150 C and is supplied in reel or cut tape formats with a factory packaging quantity of 3000 units.

Feature Summary

• Integrated pre-biased PNP transistor configuration for simplified circuit design
• Compact SOT-23 surface-mount package suitable for space-constrained applications
• High-frequency operation capability up to 250 MHz
• Internal base and emitter resistors eliminate external component requirements

Applications

• General-purpose switching circuits
• Driver applications for low-current loads
• Logic level translation interfaces
• Pulse amplification stages

Procurement Notes

Verify the specific part number against official MCC documentation to confirm availability and compliance status. Check RoHS details through manufacturer datasheets as distributor listings may vary. Confirm packaging options such as reel or cut tape directly with authorized suppliers. Ensure the component meets project requirements for operating temperature and power dissipation before finalizing procurement decisions.

Selection Notes

Select this component when a PNP digital transistor with integrated biasing is required in an SOT-23 package. Verify that the 250 MHz frequency limit and 200 mW power dissipation meet the application needs. Compare the 4.7 kOhm input resistance against circuit design requirements. Consider the +150 C maximum operating temperature for thermal management planning.

Part Context

This component belongs to the DDTA143ECA series of digital transistors from Micro Commercial Components. It is part of a broader family of pre-biased transistors designed for efficient switching and amplification. The series includes various configurations with different resistor values and transistor polarities to suit diverse electronic design requirements.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official MCC documentation or authorized distributors for verified equivalent components if replacement is necessary.