DDTC143ECA-TP ON Semiconductor NPN Transistor, High-Speed Switching, SOT-23 Package

DDTC143ECA-TP Overview

The DDTC143ECA-TP is a high-performance dual NPN transistor designed for switching and amplification applications in industrial electronics. This device offers robust electrical characteristics, including a maximum collector current of 150 mA and a collector-emitter voltage rating of 80 V, making it suitable for medium-power signal processing tasks. Its compact SOT-23 package facilitates easy integration into space-constrained PCB layouts. Engineered for reliability and efficiency, this transistor supports a wide range of operating conditions, enhancing circuit stability and performance. For sourcing and detailed technical information, visit the IC Manufacturer website.

DDTC143ECA-TP Technical Specifications

DDTC143ECA-TP Key Features

• Dual transistor configuration: Enables compact circuit design by integrating two NPN transistors in one package, reducing board space and component count.
• High collector-emitter voltage rating: Supports up to 80 V, allowing reliable operation in medium-voltage switching applications.
• Moderate collector current capability: Up to 150 mA collector current ensures effective switching and amplification performance in signal processing circuits.
• High transition frequency: 100 MHz typical f_T supports high-speed switching and RF applications, enhancing circuit responsiveness.
• Compact SOT-23 package: Facilitates efficient PCB layout and assembly, suitable for automated manufacturing processes.
• Wide operating temperature range: Reliable performance from -55??C to 150??C supports demanding industrial environments.

Typical Applications

• Switching regulators and DC-DC converters requiring efficient transistor switching at medium voltages.
• Signal amplification stages in industrial sensor interfaces and measurement equipment.
• General-purpose switching in automation control circuits and embedded systems.
• High-speed switching applications in communication devices operating at frequencies up to 100 MHz.

DDTC143ECA-TP Advantages vs Typical Alternatives

This dual NPN transistor offers a balanced combination of voltage tolerance, current capacity, and switching speed that outperforms many standard single-transistor alternatives. Its integrated dual design reduces PCB footprint and assembly complexity, while the 80 V rating ensures suitability in higher-voltage circuits where typical low-voltage transistors may fail. The high transition frequency delivers improved switching efficiency, making it an ideal choice for industrial and communication applications requiring reliable, fast operation.

DDTC143ECA-TP Brand Info

The DDTC143ECA-TP is manufactured by Diodes Incorporated, a global leader in discrete, logic, and analog semiconductor solutions. Diodes Incorporated specializes in cost-effective, high-quality components used widely in industrial, consumer, and computing markets. This transistor exemplifies their commitment to robust, reliable, and performance-optimized devices for engineers seeking efficient and scalable solutions for switching and amplification tasks.

FAQ

What is the maximum collector current rating of this transistor?

The device supports a maximum collector current of 150 mA, which makes it suitable for medium-power switching and amplification applications commonly found in industrial electronics.

Can this transistor be used in high-frequency circuits?

Yes, with a typical transition frequency of 100 MHz, it supports high-speed switching and amplification, making it appropriate for RF and high-frequency signal processing tasks.

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