TBD62789APG

Overview

The TBD62789APG is an eight-channel low-side gate driver manufactured by Toshiba Semiconductor and Storage. It utilizes a DMOS transistor array architecture to provide high-current switching capabilities for inductive loads. The device operates within a supply voltage range of 4.5 V to 50 V, supporting a maximum output current of 500 mA per channel. Designed for through-hole installation, it features an inverting logic configuration and is housed in a standard DIP-20 package. The component ensures reliable performance across an extended industrial temperature range from -40°C to +85°C.

Feature Summary

• Integrates eight independent low-side DMOS output channels for simultaneous load control
• Supports high-voltage operation up to 50 V with substantial current sourcing capability
• Features inverting input logic for straightforward interface with standard digital controllers

Applications

• Driving solenoid valves and relay coils in industrial automation systems
• Actuating stepper motors and DC motor phases in motion control applications
• Switching high-power LED arrays or lighting fixtures requiring robust drive currents

Procurement Notes

Verify the specific suffix designation against the manufacturer's official documentation to confirm pinout compatibility and thermal characteristics. Ensure that the selected variant matches the required operating temperature range and packaging style for your PCB layout. Cross-reference the datasheet electrical specifications with your system's power supply constraints to guarantee stable operation under all expected load conditions.

Selection Notes

Select this component when designing circuits that require multiple isolated low-side switches capable of handling moderate to high current loads. The DIP-20 package facilitates easy prototyping and manual assembly. Consider the inverting logic requirement when interfacing with microcontrollers or PLC outputs. Evaluate the thermal dissipation requirements based on the total number of active channels and the ambient operating environment to ensure long-term reliability.

Part Context

This part belongs to Toshiba's TBD62xxx series of power driver ICs, which are widely used in industrial and consumer electronics for controlling inductive loads. The series offers various configurations including high-side and low-side options with different channel counts. The TBD62789APG specifically addresses applications needing eight-channel low-side driving with high voltage tolerance, fitting into the broader portfolio of discrete power management solutions provided by the manufacturer.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.