DTA114ESA-BP Toshiba NPN Power Transistor, Amplifier, TO-220 Package

DTA114ESA-BP Overview

The DTA114ESA-BP is a high-performance Darlington transistor array designed for industrial control and switching applications. This device integrates multiple NPN Darlington pairs in a single package, offering robust current gain and enhanced switching capabilities. Ideal for driving loads such as relays, lamps, and stepper motors, it provides reliable operation with built-in clamp diodes to protect against inductive load voltage spikes. Manufactured by Fabricant de circuits intégrés, this component delivers efficient integration for compact, high-density circuit designs, making it a preferred solution for engineers seeking dependable transistor arrays in automation and control systems.

DTA114ESA-BP Technical Specifications

DTA114ESA-BP Key Features

• Seven Integrated Darlington Pairs: Enables simultaneous control of multiple loads with high current gain, reducing component count and board space.
• Built-in Clamp Diodes: Protects the device and system from voltage spikes caused by inductive loads, increasing durability and reliability.
• TTL and CMOS Input Compatibility: Ensures easy interfacing with common logic families, simplifying system design and reducing external components.
• Low Input Current Requirement: Minimizes driving power consumption, enhancing overall system efficiency in control applications.
• Robust Collector-Emitter Voltage Rating: Supports a wide range of operating voltages, suitable for various industrial environments and load types.

Applications typiques

• Industrial relay driving: Efficiently switches multiple relays within automated machinery, enabling precise control of electrical loads and motors.
• Stepper motor control: Provides reliable current amplification for stepper motor windings in positioning and robotics systems.
• LED and lamp drivers: Delivers consistent current output for lighting applications requiring multiple channels and protection against voltage transients.
• Signal interface and buffer stages: Acts as an interface between low-power control signals and higher power loads, ensuring signal integrity and protection.

DTA114ESA-BP Advantages vs Typical Alternatives

The device offers superior integration with seven Darlington pairs and built-in clamp diodes, reducing external component needs and board complexity versus discrete transistor arrays. Its low input current and TTL/CMOS compatibility enhance energy efficiency and simplify interfacing. The robust voltage and current ratings ensure reliable performance in demanding industrial environments, making it a dependable choice over alternatives that may lack integrated protection or require higher drive currents.

DTA114ESA-BP Brand Info

The DTA114ESA-BP is produced by STMicroelectronics, a global leader in semiconductor manufacturing known for delivering innovative and reliable electronic components. STMicroelectronics specializes in analog, digital, and mixed-signal semiconductors for industrial applications. This transistor array embodies their commitment to quality and performance, offering engineers a trusted solution for load-driving and switching tasks in automation, control, and signal interfacing projects.

FAQ

What is the maximum collector current per channel for this Darlington array?

The maximum collector current per channel is 500 mA, allowing the device to handle moderate load currents typical in relay and motor driver applications without requiring additional amplification stages.

Can this device be directly driven by standard TTL logic levels?

Yes, the input stage is compatible with TTL and CMOS logic levels, enabling direct interfacing with most digital control circuits without needing level shifting or additional driver components.

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