NCS37010 - Self Test With Lockout Ground Fault-Circuit Interrupter
Pin # Name 0 Ground 1 MLD 2 CtresGN 3 Ctbias 4 Ctstim 5 CTresD 6 IDF 7 GFtst 8 GnEN 9 SCRtstEN 10 TE 11 PTT 12 LObar 13 LED[0] 14 LO 15 SCRdrv 16 Supply Pad Description QFN center slug Mains Level Detect (Zero Cross) Determines IV converter gain for detection thr
DATA SHEET www.onsemi.com Self Test With Lockout Ground Fault Circuit Interrupter (GFCI) NCS37010 The NCS37010 is a fully UL943 compliant signal processor for GFCI applications with self test and lockout.
The device integrates a flexible power supply (including both shunt and LDO regulators), differential fault, and grounded neutral detection circuits.
Proprietary impedance measurement and signal processing techniques are used to minimize the number of external components and improve pe
NCS37010 Features
* 6.0
* 12 V Operation (120
* 480 V AC Mains with the Appropriate Series Impedance)
* 40 to 85°C
* Very low power consumption: < 15 mW @ 6 V
* 16 Pin QFN or 20 Pin TSSOP Package
* Single Current Transformer (CT) Detection of Both Diffe