IR21771SPBF-INF

Current Regulation/Management Overview

The IR21771SPBF-INF is a high-voltage, high-speed single-phase current sensor interface designed for AC motor drive applications. Manufactured by Infineon Technologies, this integrated circuit operates within an extended temperature range of -40°C to +125°C. It is housed in a 16-SOIC surface-mount package with a width of 7.50mm. The component functions as a current sense regulator, providing necessary signal conditioning and isolation capabilities for precise current monitoring in power electronics systems.

Current Regulation/Management Feature Summary

• High-voltage interface capability suitable for demanding power environments
• Optimized for single-phase AC motor drive current sensing applications
• Surface-mount construction facilitating automated PCB assembly processes

Current Regulation/Management Applications

• Single-phase AC motor drive systems
• Current sensing interfaces in power conversion circuits
• Motor control units requiring phase current monitoring

Current Regulation/Management Procurement Notes

Verify the exact suffix designation against official Infineon documentation, as variations may exist between SPBF and SPBF-INF designations. Confirm RoHS compliance status through the specific datasheet revision. Ensure the 16-SOIC package dimensions match your board layout requirements before finalizing procurement orders.

Current Regulation/Management Selection Notes

Select this component when designing single-phase AC motor drives that require a dedicated current sensor interface. The device is appropriate for applications needing robust performance across wide temperature ranges. Consider the 16-pin SOIC footprint during schematic capture to ensure compatibility with existing manufacturing infrastructure.

Current Regulation/Management Part Context

This part belongs to Infineon's portfolio of power management and motor control integrated circuits. It serves as a specialized interface solution bridging high-voltage power stages with low-voltage control logic. The component supports modern efficiency standards in residential and light industrial motor applications.

Current Regulation/Management Replacement Considerations

Consult official Infineon substitution guides for verified alternatives. Cross-reference pinouts and electrical characteristics carefully if considering generic equivalents. No direct substitute part numbers are confirmed in public documentation.