SI8235AB-D-IM1

Isolators - Gate Drivers Overview

The SI8235AB-D-IM1 is a dual-channel digital isolator from Skyworks Solutions, designed for high-speed signal transmission across isolation barriers. It features a maximum data rate of 150 Mbps per channel and operates with a supply voltage range of 2.25 V to 5.5 V. The device provides 5 kVrms isolation voltage and utilizes silicon dioxide (SiO2) insulation technology. It is housed in an 8-pin SOIC package with a wide body, offering a propagation delay of typically 6 ns. The component supports common-mode transient immunity of 50 kV/μs and includes built-in noise filtering capabilities.

Isolators - Gate Drivers Feature Summary

• Dual-channel architecture enabling independent signal isolation for two separate data lines
• Silicon dioxide insulation technology providing robust dielectric barrier between input and output sides
• High common-mode transient immunity ensuring reliable operation in electrically noisy environments
• Integrated noise filtering to suppress high-frequency interference and prevent false triggering

Isolators - Gate Drivers Applications

• Industrial automation systems requiring galvanic isolation for sensor interfaces
• Medical equipment needing certified isolation for patient-connected circuits
• Power electronics control loops where high-voltage isolation is critical
• Automotive infotainment and body control modules demanding signal integrity

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix 'D' indicates the tape and reel packaging option when ordering. Confirm the operating temperature range matches your application requirements, as industrial variants may differ. Ensure the 8-pin SOIC footprint aligns with your PCB design constraints. Check for RoHS compliance status if required by your regulatory framework. Validate that the isolation voltage rating meets the safety standards applicable to your end product.

Isolators - Gate Drivers Selection Notes

Choose this component when dual-channel isolation is necessary within a compact form factor. Consider the 150 Mbps data rate limit for high-speed communication needs. Evaluate the 5 kVrms isolation rating against your system's safety requirements. Assess the power consumption characteristics relative to battery-operated or low-power designs. Compare propagation delay specifications with timing-critical applications to ensure signal integrity.

Isolators - Gate Drivers Part Context

This part belongs to Skyworks' Si82xx family of digital isolators, which utilize CMOS technology for low power consumption. The family offers various channel configurations and isolation ratings to suit different application needs. The SI8235 specifically targets applications requiring dual-channel isolation with moderate speed requirements. It complements single-channel and quad-channel variants within the same product line.

Isolators - Gate Drivers Replacement Considerations

Direct replacements include other Skyworks Si823x series devices with compatible pinouts and electrical characteristics. Verify that substitute parts maintain the same isolation voltage and data rate specifications. Check for equivalent package dimensions to ensure mechanical compatibility. Confirm that any alternative components meet the same safety certifications and regulatory approvals.