NCS37021 Overview
Pin # Name Pin Description 1 CTG Ground Neutral current transformer stimulus 2 SCM Test input for SCR functionality 3 CTB Differential current transformer bias voltage 4 CTS Differential current input 5 CTO Differential current to voltage output 6 IDF.
NCS37021 Key Features
- Meets UL943 Self-test GFCI Requirements
- 12 V Operation
- Wide Operating Temperature Range from 40°C to 95°C
- Low Quiescent Current
- Optimized Solenoid Deployment
- Power Supply Monitor that Verifies Full Diode Bridge Operation
- Tiered GF Trip Times that Increase Immunity to Noise
- Under-voltage Detection that Allows for Increased Operation at
- Intelligent Sensing Differentiating Ground Fault versus Ground
- 16 Pin QFN Package