Product Overview: SN75468N Darlington Transistor Arrays

The SN75468N from Texas Instruments is a high-voltage, high-current Darlington transistor array designed for interfacing between low-level logic circuitry and multiple peripheral power loads. With its robust design and versatile functionality, this integrated circuit is an excellent choice for driving a wide range of output devices, including solenoids, relays, DC motors, LED displays, filament lamps, and thermal print heads.

Key Features

• Seven Darlington Pairs: Each chip contains seven open-collector Darlington pairs with common emitters, providing ample channels for driving multiple outputs.
• High Voltage Outputs: The transistor array is capable of withstanding up to 50V across the collector-emitter junction, making it suitable for various high-voltage applications.
• High Current Capability: Each Darlington pair can sink a peak current of 500mA, delivering the necessary performance for driving high-power loads.
• Output Clamp Diodes: Integrated clamp diodes are provided for inductive transient suppression, ensuring the protection of the circuit during operation with inductive loads.
• Direct Interface with TTL and CMOS: The SN75468N can be directly connected to TTL and CMOS logic outputs without additional interfacing components, simplifying the design process.

Applications

The SN75468N is a versatile component used in a diverse array of electronic applications. Its ability to interface with various logic families and drive multiple types of loads makes it a popular choice in:

• Industrial Controls
• Motor Controls
• Display Drivers (LED and Incandescent)
• Line Drivers
• Logic Buffers

Quality and Reliability

As a product of Texas Instruments, the SN75468N is manufactured to meet high standards of quality and reliability. The device is available in a standard 16-pin plastic DIP package, ensuring easy integration into a wide range of electronic assemblies. Whether you're developing a prototype or mass-producing consumer electronics, the SN75468N offers a reliable solution for your high-power switching needs.