NCS37020 - Self-Test Appliance Leakage Circuit Interrupter
Pin # Name Pad Description 1 SCR Test SCR test input for SCR functionality 2 CTB Differential current transformer bias voltage 3 CTS Differential current signal input 4 CTO Differential current to voltage output 5 IDF Differential low pass filter/ADC input 6 REF 3.3 V Internal r
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
