ISO7730FQDWQ1

Overview

The ISO7730FQDWQ1 is an automotive-grade, triple-channel digital isolator from Texas Instruments. It features capacitive coupling technology with a maximum data rate of 100 Mb/s and an insulation voltage of 5000 Vrms. The device operates within a supply voltage range of 2.25 V to 5.5 V, drawing a typical quiescent current of 11.6 mA per channel. It exhibits a propagation delay of 17 ns and functions reliably across a temperature range of -40°C to +125°C. Packaged in a 16-pin SOIC (DW) format, it meets AEC-Q100 qualification standards for robust electromagnetic compatibility in demanding environments.

Feature Summary

• Provides galvanic isolation via high-speed capacitive coupling technology
• Engineered for robust electromagnetic compatibility in automotive applications
• Supports unidirectional signal transmission across three independent channels

Applications

• Automotive electronic control units requiring reinforced isolation
• High-speed communication interfaces in electric vehicle powertrains
• Industrial systems demanding reliable signal integrity under high noise conditions

Procurement Notes

Verify the specific suffix against official Texas Instruments documentation to confirm package type and tape/reel specifications. Ensure the component matches the required AEC-Q100 grade for automotive deployment. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit products. Confirm that the ordering information aligns with the intended volume packaging requirements.

Selection Notes

Select this component when high-speed data rates up to 100 Mb/s are required alongside strong electromagnetic immunity. It is suitable for designs needing triple-channel isolation within a compact 16-pin SOIC footprint. Consider its low quiescent current and wide operating temperature range for energy-efficient automotive and industrial solutions.

Part Context

This device belongs to the ISO7730 family of high-speed digital isolators designed for automotive reliability. It complements other Texas Instruments isolation products by offering a balance of speed, power efficiency, and EMC robustness. The family supports various channel configurations to meet diverse interface needs in modern electronic architectures.

Replacement Considerations

Consult official substitution guides for equivalent automotive-qualified isolators. Verify pinout compatibility and electrical parameters before replacing existing components in production designs.