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NCS37020 Self-Test Appliance Leakage Circuit Interrupter

NCS37020 Description

Self-Test Appliance Leakage Circuit Interrupter (ALCI) NCS37020 The NCS37020 is an UL943B compliant signal processor for ALCI applications with self Pin # Name Pad Description 1 SCR Test SCR test input for SCR functionality 2 CTB Differential current transformer bias voltage 3 CTS Diffe.

NCS37020 Features

* Meets UL943B Self
* test ALCI Requirements
* 12 V Shunt Regulator
* Precision Bandgap
* 3.3 V LDO Linear Regulator
* CT Sense Amplifier VOS Dynamic Cancellation
* Oscillator Frequency Trimmed to AC Input
* Tiered GF Trip Times

NCS37020 Applications

* with self
* test. The device integrates a 12 V shunt power supply, tiered differential fault detection and self
* test per the UL943B standard. Self

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Self-Test Appliance Leakage Circuit Interrupter ON Semiconductor
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