ACS773KCB-150B-SMT-T

Current Sensors Overview

The Allegro ACS773KCB-150B-SMT-T is a high-accuracy, Hall-effect-based current sensor IC designed for galvanically isolated measurement of AC and DC currents up to ±150A. It features a 200 kHz bandwidth and a fast response time of 2.5µs. The device operates on a supply voltage of 3V to 3.6V with a maximum supply current of 15mA. It provides an analog voltage output with a sensitivity of 8.8mV/A and maintains a linearity of ±0.9%. The sensor is housed in a 5-CB surface-mount package and is qualified to AEC-Q100 standards for automotive applications.

Current Sensors Feature Summary

• Galvanic isolation between the current path and signal circuitry
• High accuracy with low offset drift characteristics
• Fast dynamic response suitable for high-frequency control loops

Current Sensors Applications

• Motor control systems
• Automotive power management
• Industrial inverter drives

Current Sensors Procurement Notes

Verify the specific suffix 'SMT' against official datasheets to confirm surface-mount configuration versus leaded variants. Ensure compatibility with AEC-Q100 automotive qualification requirements if deploying in vehicle environments. Cross-reference pinout diagrams for the 5-CB package to prevent assembly errors during PCB design integration.

Current Sensors Selection Notes

Select this component when precise bidirectional current monitoring is required in space-constrained designs. The SMT package facilitates automated assembly processes. Consider the 200kHz bandwidth limit for high-speed switching applications. Evaluate thermal dissipation capabilities within the 5-CB module footprint for continuous load conditions.

Current Sensors Part Context

This part belongs to the ACS773 family of Hall-effect current sensors from Allegro MicroSystems. The family offers economical solutions for AC/DC sensing with integrated signal conditioning. The KCB variant denotes specific packaging and performance grades within the broader product line, targeting industrial and automotive sectors requiring reliable isolation.

Current Sensors Replacement Considerations

Public confirmed substitutes include other ACS773 family members with matching current ratings and package types. Verify electrical parameter equivalence before substitution. Consult manufacturer documentation for direct cross-references.