FAN4147 Fairchild Semiconductor, FAN4147 Datasheet - Page 8

• Manufacturer Part Number: FAN4147
• Description: The FAN4147 is a low-power Ground Fault Interrupter (GFI) controller for detecting hazardous current paths to ground and ground-to-neutral faults
• Manufacturer: Fairchild Semiconductor

© 2010 Fairchild Semiconductor Corporation
FAN4147 • Rev. 1.0.1
Typical Performance Characteristics
Unless otherwise specified, results are T
Figure 8. Typical Waveforms for Grounded Neutral Detection
Figure 9. Typical Waveform for Grounded Neutral Detection
A
=25°C and according to Figure 2 with solenoid disconnected.
8
Sense amplifier oscillates with 2Ω
grounded neutral fault
Ch2: AmpOut (Pin 6) 2V/Div
Ch1: Line (Pin 3) 10V/Div
Ch2: AmpOut (Pin 6) 5V/Div
Ch3: SCR (Pin 1) 1V/Div
~6.9KHz Sense Amplifier
Oscillation
www.fairchildsemi.com