Broadcom

ACHS-7121-000E

ACHS-7121-000E Description

The ACHS-7121-000E from Broadcom Limited is a high-performance Hall Effect-based current sensor designed for precise AC/DC current measurement up to 10A. Operating within a 4.5V to 5.5V supply range, this sensor delivers a ratiometric voltage output with exceptional linearity (±0.18%) and a sensitivity of 185mV/A. Its bidirectional polarization allows for seamless measurement of both positive and negative currents, while the ultra-fast 4µs response time and 80kHz bandwidth ensure accurate real-time monitoring in dynamic applications. Packaged in a surface-mount tube, the ACHS-7121-000E is RoHS3 compliant and REACH unaffected, making it suitable for environmentally conscious designs.

ACHS-7121-000E Features

• Hall Effect Technology: Non-intrusive, isolated current sensing with minimal power loss.
• High Accuracy: ±0.18% linearity and 185mV/A sensitivity for precise measurements.
• Bidirectional Sensing: Measures both AC and DC currents with a single sensor.
• Fast Response: 4µs response time and 80kHz frequency support high-speed applications.
• Low Power Consumption: Max supply current of 15mA ensures energy efficiency.
• Robust Packaging: MSL 1 (unlimited) rating for extended shelf life and handling flexibility.
• Compliance: Meets RoHS3 and REACH standards, with ECCN EAR99 and HTSUS 8542.39.0001 classifications.

ACHS-7121-000E Applications

• Motor Control: Ideal for servo and brushless DC motor current feedback.
• Power Supplies: Monitors inrush and load currents in switched-mode power supplies (SMPS).
• Battery Management: Ensures precise current measurement in charging/discharging systems.
• Industrial Automation: Used in PLCs, inverters, and robotics for real-time current monitoring.
• Renewable Energy: Integrates into solar inverters and wind turbine systems for efficient power management.

Conclusion of ACHS-7121-000E

The ACHS-7121-000E stands out for its high accuracy, bidirectional capability, and rapid response, making it a superior choice for demanding current-sensing applications. Its surface-mount design, compliance with environmental standards, and broad frequency range cater to industries ranging from automotive to renewable energy. For engineers seeking a reliable, high-performance Hall Effect sensor, the ACHS-7121-000E delivers unmatched precision and versatility.