The TD62786F is a high-voltage, high-current source driver array manufactured by Toshiba Semiconductor and Storage. This integrated circuit is designed to interface between low-level logic circuits and high-voltage, high-current loads. It features built-in protection diodes to safeguard against inductive kickback, making it suitable for driving relays, solenoids, and other inductive loads.

Applications

• Driving relays
• Driving solenoids
• Driving stepper motors
• Driving LED displays
• Driving thermal printers
• Logic buffers

Features

• High output voltage: Up to 50V
• High output current: 500mA per channel
• Built-in clamp diodes for inductive load protection
• TTL and CMOS compatible inputs
• Low power consumption
• 8 channels per package

Benefits

• Simplified interface between logic circuits and high-power loads
• Protection against voltage spikes from inductive loads
• Reduced component count and board space
• Improved system reliability
• Easy to use with standard logic circuits

Additional Details

The TD62786F consists of eight NPN Darlington transistor pairs, each capable of sourcing up to 500mA at voltages up to 50V. The inputs are compatible with both TTL and CMOS logic levels, simplifying the interface with a wide range of microcontrollers and other digital circuits. The integrated clamp diodes provide essential protection when driving inductive loads, preventing damage from voltage transients. The operating temperature range is typically -40°C to +85°C. This part is often used in industrial control systems, automotive applications, and consumer electronics.