The TD62074AFG is a high-voltage, high-current source driver manufactured by Toshiba Semiconductor and Storage. It is designed for driving inductive loads such as relays, solenoids, and lamps. This driver incorporates built-in diodes for handling back EMF generated by inductive loads, protecting the device from damage. Its robust design and high output voltage make it suitable for various industrial and automotive applications.

Applications

• Relay drivers
• Solenoid drivers
• Lamp drivers
• Stepping motor control
• Logic buffers
• Power drivers in automotive and industrial equipment

Features

• High output voltage: Up to 50V
• High output current: Up to 500mA per channel
• Built-in clamp diodes for inductive load protection
• TTL and CMOS compatible inputs
• Four independent channels
• Low saturation voltage
• Thermal shutdown protection

Benefits

• Protection against inductive kickback: The integrated clamp diodes protect the device and other circuit components from voltage spikes caused by inductive loads.
• Versatile applications: Suitable for a wide range of applications due to its high voltage and current capabilities.
• Easy to interface: TTL and CMOS compatible inputs simplify the connection to digital logic circuits.
• Increased system reliability: The thermal shutdown feature prevents overheating and potential damage to the device.
• Compact design: The four channels integrated into a single package save board space.

Technical Specifications: The TD62074AFG operates with a supply voltage range typically from 4.75V to 5.25V for the logic supply and up to 50V for the output supply. The output current is rated at 500mA per channel. The device comes in a surface-mount package. Its operating temperature range is typically -40°C to +85°C.