RAA7881502GSU#HB0

Drivers, Receivers, Transceivers Overview

The RAA7881502GSU#HB0 is a half-duplex RS-485/RS-422 transceiver manufactured by Renesas Electronics. It operates on a single 5V supply and supports data rates up to 20Mbps. The device features high output drive voltage (3.1V typical into 54Ω) and robust protection, including ±5kV EFT immunity and ±16.5kV ESD protection on bus I/O pins. It offers low power consumption with 550μA supply current in driver disabled mode and 70nA shutdown current. The component is housed in an 8-pin MSOP package and functions within an industrial temperature range of -40°C to +85°C.

Drivers, Receivers, Transceivers Feature Summary

• High electromagnetic interference resilience with ±5kV EFT immunity and ±16.5kV ESD protection on bus pins
• Ultra-low power consumption capabilities featuring 70nA shutdown current for energy-efficient systems
• Supports hot plug operations and includes full fail-safe outputs for open or shorted inputs
• Enables extensive network scalability with 1/8 unit load allowing up to 512 transceivers on the bus

Drivers, Receivers, Transceivers Applications

• Humanoid robot battery management systems requiring real-time power control
• Three-phase AC motor soft start applications with relay bypass
• High-power motor control systems supporting up to 10.5kW
• Photovoltaic arc detection systems for fire risk minimization

Drivers, Receivers, Transceivers Procurement Notes

Verify the exact part number suffix against official Renesas documentation to confirm packaging and temperature grade specifications. Ensure compatibility with system voltage requirements and interface standards before integration. Check for updated lifecycle status and availability through authorized distributors to mitigate supply chain risks during production planning.

Drivers, Receivers, Transceivers Selection Notes

Select this component for applications requiring high-speed 20Mbps communication over RS-485/RS-422 networks with stringent noise immunity needs. The 5V supply requirement and MSOP package make it suitable for compact industrial designs. Consider the 1/8 unit load feature when designing large-scale bus networks requiring high node density.

Drivers, Receivers, Transceivers Part Context

This device belongs to the RAA78815x family of powered RS-485/RS-422 transceivers. The family includes both half-duplex and full-duplex variants with active-high driver-enable and active-low receiver-enable pins. These components are characterized for industrial temperature ranges and offer consistent performance across the series for balanced communication standards.

Drivers, Receivers, Transceivers Replacement Considerations

RAA7881582GSU#HB0 is a related half-duplex variant within the same family offering similar protection features.