SI9988DQ-T1-E3

Overview

The SI9988DQ-T1-E3 is a half-bridge buffer driver manufactured by Vishay Siliconix, designed for motor and motion control applications. It operates within a supply voltage range of 3.8 V to 13.2 V and features a maximum quiescent current of 1.5 mA. The device is housed in an 8-pin TSSOP surface-mount package and supports operation across a temperature range of -40°C to +85°C.

Feature Summary

• Integrated half-bridge driver topology
• Low quiescent current consumption
• Wide single-supply voltage operation

Applications

• Motor control systems
• Motion control circuits
• Ignition controllers

Procurement Notes

This component is listed as End-of-Life (EOL) and discontinued by the manufacturer. Availability is restricted, and sourcing may require checking secondary market distributors or verifying specific stock conditions. Engineers should prioritize identifying approved replacement parts to ensure long-term supply chain stability and project continuity.

Selection Notes

Select this part for low-power half-bridge driving requirements within the specified voltage window. Verify that the thermal performance of the TSSOP-8 package meets the application's power dissipation needs. Ensure the input logic levels are compatible with the non-inverting configuration before finalizing the design.

Part Context

The SI9988DQ-T1-E3 belongs to the broader family of power management ICs from Vishay Siliconix, specifically categorized under motor drivers. It serves as a specialized interface solution for controlling power stages in compact electronic designs requiring efficient signal buffering and half-bridge switching capabilities.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.