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IR21771S - Phase Current Sensor IC

Download the IR21771S datasheet PDF. This datasheet also covers the IR22771S variant, as both devices belong to the same phase current sensor ic family and are provided as variant models within a single manufacturer datasheet.

Description

IR21771/IR22771 is a high voltage, high speed, single phase current sensor interface for AC motor drive applications.

The current is sensed by an external shunt resistor.

Features

  • Floating channel up to 600V for IR21771 and 1200V for IR22771 Product Summary.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (IR22771S_InternationalRectifier.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by International Rectifier (now Infineon)

Part Number Description
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Full PDF Text Transcription

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Data Sheet No. PD60234 revB IR22771S/IR21771S(PbF) Phase Current Sensor IC for AC motor control Features • Floating channel up to 600V for IR21771 and 1200V for IR22771 Product Summary VOFFSET (max) Vin range Bootstrap supply range Floating channel quiescent current (max) Sensing latency (max) Throughput Over Current threshold (max) IR22771 IR21771 1200 V 600V ±250mV 8-20 V 2.2 mA 7.5 µsec (@20kHz) 40ksample/sec (@20kHz) ±470 mV • Synchronous sampling measurement system • High PWM noise (ripple) rejection capability www.DataSheet4U.com • Digital PWM output • Fast Over Current detection • Suitable for bootstrap power supplies • Low sensing latency (<7.
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