CR9421-ACA-M

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Current transducers are devices that measure current signals and transmit real-time signals or data through a transducer. The CR9421-ACA-M is a current transducer that accurately measures current signals and converts them into an analog output. The CR9421-ACA-M works by utilizing three shunts; the two outer shunts form a full-bridge and measure the AC current signal. The two outer shunts measure the two half-cycles of the AC current signal; the inner shunt measures the DC current signal.

The CR9421-ACA-M has a variety of applications. It is designed for switching power supply applications as it can accurately measure up to 2A in current. It is also suitable for AC motor control and feedback control in electronic products. In addition, it can be used for current measurement and protection, battery protection, and various sensor signal conditioning applications.

The CR9421-ACA-M covers a wide input range of 4-200 A AC, and the output is low-cost and stable 2-3mV/A. Its wide-range current measurement capabilities, wide operational temperature range, and high accuracy make it an ideal component for any application.

The working principle behind the CR9421-ACA-M is simple and effective. The current signal is detected by the three shunts and converted to a voltage signal. The voltage signal is then amplified, rectified, and filtered through an operational amplifier. The output signal is proportional to the size of the current signal, allowing for accurate and real-time measurement.

The CR9421-ACA-M is an advanced current transducer designed to accurately measure current signals for switching power supply, motor control, and signal conditioning applications. Its three-shunt design, wide operational temperature range, and excellent accuracy make it an ideal component for any electronic design.

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