MCQ1823GQTE-305BRL23AEC-P

Current Sensors Overview

The MCQ1823GQTE-305BRL23AEC-P is an automotive-grade linear Hall-effect current sensor IC designed for AC or DC current sampling. It features a ±5A bidirectional current range with ±2.5% total accuracy over temperature. The device operates on a single 3.3V or 5V supply and offers a 120kHz bandwidth. It integrates a low-resistance 0.6mΩ primary conductor and fast overcurrent detection (OCD) with a 1μs response time. Packaged in a compact TQFN-12 (3mmx3mm) footprint, it meets AEC-Q100 Grade 1 certification requirements.

Current Sensors Feature Summary

• Differential Hall array eliminates interference from uniform or gradient stray magnetic fields
• Integrated fast overcurrent detection (OCD) enables rapid monitoring of system overcurrent events
• Low resistance internal conductor allows high current flow near the integrated circuit
• Rotating current technology ensures stable low offset performance

Current Sensors Applications

• Automotive battery management systems
• Motor control applications
• Power supply current monitoring
• Inverter and converter protection circuits

Current Sensors Procurement Notes

Verify the specific suffix BRL23 against official Monolithic Power Systems documentation to confirm package type and reel configuration. Ensure the part number matches the required bidirectional functionality and ±5A rating. Cross-reference the AEC-Q100 Grade 1 certification status with the manufacturer's latest release notes. Confirm that the TQFN-12 package dimensions align with your PCB layout constraints before finalizing procurement orders.

Current Sensors Selection Notes

Select this component when space-constrained automotive designs require precise AC/DC current sensing. The differential sampling architecture is critical for environments with significant external magnetic gradients. The integrated OCD feature simplifies protection logic design by providing a direct digital output for fault conditions. Consider the 120kHz bandwidth for high-frequency switching applications requiring fast transient response.

Current Sensors Part Context

The MCQ1823 series represents Monolithic Power Systems' solution for high-precision current sensing in automotive electronics. This specific model belongs to the GQTE variant family, indicating a qualified automotive-grade product line. The series utilizes advanced Hall-effect technology to replace traditional shunt-based solutions, offering galvanic isolation benefits without the need for external isolators.

Current Sensors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing board layouts if considering alternative sensors from other manufacturers. Ensure any replacement maintains the same TQFN-12 footprint and pinout configuration to avoid redesign efforts.