ACS773LCB-050B-SMT-T

Current Sensors Overview

The Allegro MicroSystems ACS773LCB-050B-SMT-T is a Hall-effect current sensor IC designed for AC and DC current sensing. It features a 50A current rating with a sensitivity of 26.4mV/A and an offset voltage of ±6mV. The device operates on a supply voltage of 3V to 3.6V, consuming a maximum of 15mA. It offers a bandwidth of 200kHz, a response time of 2.5µs, and linearity of ±0.9%. The component is housed in a 5-CB surface-mount package and supports bidirectional measurement.

Current Sensors Feature Summary

• Provides precise AC or DC current sensing using Hall-effect technology
• Features high accuracy with low offset voltage for reliable signal integrity
• Supports bidirectional current measurement for versatile application integration

Current Sensors Applications

• Motor control systems
• Power supply monitoring
• Industrial automation equipment

Current Sensors Procurement Notes

Verify the specific suffix SMT-T against official datasheets to confirm surface-mount configuration versus other variants like PFF. Ensure the AEC-Q100 automotive qualification aligns with target industry requirements. Cross-reference the 5-CB package dimensions with PCB footprint libraries to prevent assembly errors during manufacturing.

Current Sensors Selection Notes

Select this model when a 50A bidirectional current range is required with high precision. The 200kHz bandwidth suits applications needing fast transient response. Consider the 3V to 3.6V supply constraint for system power design. The surface-mount format facilitates automated assembly processes compared to through-hole alternatives.

Current Sensors Part Context

This component belongs to the ACS773 family of high-accuracy Hall-effect current sensors. It serves as a modern replacement for older series such as the ACS758 and ACS759, offering improved performance metrics. The family targets demanding industrial and automotive environments requiring robust current monitoring capabilities.

Current Sensors Replacement Considerations

Public confirmed substitutes include ACS773LCB-050B-PFF-T (through-hole variant) and ACS773KCB-150B-PFF-T (higher current rating). Verify package compatibility before substitution.