SI9986CY-E3

Overview

The SI9986CY-E3 is a half-bridge motor driver manufactured by Vishay Siliconix. It operates within a supply voltage range of 4.5 V to 12 V and draws a typical quiescent current of 2 mA. The device supports an operating temperature range from 0°C to +70°C and is housed in an SOIC-8 surface-mount package.

Feature Summary

• Integrated half-bridge architecture for direct motor control
• Low power consumption with minimal quiescent current draw
• Compatible with standard logic input levels

Applications

• DC motor speed control circuits
• Small appliance drive systems
• Automotive ignition modules

Procurement Notes

This component is officially designated as End-of-Life (EOL) by the manufacturer. Distribution channels indicate restricted availability or complete unavailability. Verification of current stock status through authorized distributors is essential before design finalization due to discontinuation.

Selection Notes

Engineers should evaluate alternative components from the same product family or newer generations that offer enhanced performance metrics. Considerations must include pin compatibility, thermal characteristics, and updated electrical specifications to ensure seamless integration into existing designs.

Part Context

Part of the Vishay Siliconix motor controller portfolio, this IC simplifies driving inductive loads. It integrates high-side and low-side switching elements, reducing external component count compared to discrete solutions. The SOIC-8 package facilitates compact PCB layout for space-constrained applications.

Replacement Considerations

SI9987CY-E3