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| FAN41501 Datasheet, PDF (2/11 Pages) Fairchild Semiconductor – Ground Fault Interrupter Self-Test Digital Controller | |||
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Typical Application
Line Hot
Line Neutral
MOV
TEST
RTEST1
Neutral Coil 1:200 Sense Coil 1:1000
D1
D2 D3
D4 D5
C3 C2
RIN
R3
Load Hot
Load Neutral
RTEST2
Q1
RSET
D6 R4
SCR
AmpOut
SCR Test Fault Test
Q2
C1
GND
VFB
GND
EOL Alarm
C4
C5
VS
R1
VREF
VDD
R2
Phase
Figure 1. Typical Application(1,2)
Table 1. Typical Values(3)
R1: 75 kï
RSET: 750 kï(4)
C1: 22 nF
R2: 75 kï
RIN: 470 ï
C2: 10 nF
R3: 1 Mï
RTest1: 15 kï
C3: 5.6 nF
R4: 909 kï
RTest2: 10 kï
C4: 220 nF
Notes:
1. Contact Fairchild Semiconductor for self-test requirement details.
2. Portions of this schematic are subject to U.S. patents 8,085,516 and 8,760,824.
3. XMFR: Magnetic Metals 5029/F3006.
4. Value depends on sense coil characteristics and application.
C5: 1 ïF
© 2014 Fairchild Semiconductor Corporation
FAN41501 ⢠1.0.1
Figure 2. Block Diagram
2
www.fairchildsemi.com
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