Texas Instruments SN75479P Dual Peripheral Driver

The SN75479P from Texas Instruments is a versatile dual peripheral driver designed to cater to a variety of interfacing needs in digital systems. This IC is particularly suitable for driving inductive loads such as relays, solenoids, and other high-current/high-voltage devices. The SN75479P is part of a series of peripheral drivers from Texas Instruments that are known for their reliability and performance.

Key Features

• Dual Independent Drivers: The device features two independent drivers that can be used in a variety of configurations, including dual high-side, dual low-side, or a combination thereof.
• High-Voltage Outputs: With a supply voltage of up to 30V, the SN75479P can drive high-voltage peripherals, making it an excellent choice for automotive and industrial applications.
• High-Current Capability: The device can deliver output currents of up to 500mA per channel, allowing it to drive a wide range of loads.
• Integrated Clamp Diodes: Built-in clamp diodes provide protection against inductive voltage spikes, ensuring the longevity and stability of the device and the overall system.
• Flexible Input Logic: The driver is compatible with standard TTL and CMOS logic levels, providing flexibility in interfacing with different control circuits.

Applications

The SN75479P is ideal for a broad array of applications due to its robustness and versatility. Common applications include:

• Relay and solenoid drivers
• Motor controllers
• LED displays and light controllers
• Line drivers
• Logic buffers

Package and Quality

The SN75479P comes in a plastic DIP (Dual In-line Package) making it suitable for through-hole mounting, which is preferred for prototyping or in applications where mechanical robustness is required. Texas Instruments ensures high-quality standards for its components, and the SN75479P is no exception, passing rigorous tests for stability, performance, and longevity.

With its combination of features, the SN75479P from Texas Instruments stands out as a reliable choice for designers looking to interface with high-power peripherals in their digital systems.