NCS37020
Table 4. OPERATING RANGES (Unless otherwise noted, ISUP = 3 mA, Phase input = 60 Hz, Refer to Figure 2)
Parameter
Operating Temperature
Conditions
Min
Typ
Max
70
Units
°C
Ambient
0
Shunt Regulator Voltage
Shunt Regulator Current
Quiescent Current
SUP to GND, I
= 1 mA
12
13
V
SUP
SUP
I
10
mA
mA
I , SUP = 10.5 V
SUP
575
203
800
215
4
RMS Trip Threshold Voltage
SCR Trigger Current
IDF to CTB, R5 = 32 kW
191
mV
mA
V
I
SCR
SCR Trigger Output Voltage
LED Output Voltage
SCR to GND, SUP > 4 V
LED to GND, SUP > 4 V
CTB to GND, REF = 3.3 V
CTS−CTB
3
3
3.6
3.6
V
CTB Bias Voltage
1.65
V
CTS−CTB Absolute Offset Voltage
Ground Fault Response Time
Ground Fault Response Time
Ground Fault Response Time
Ground Fault Response Time
Internal Oscillator Frequency
Phase Pin Max Clamp Current
Phase Pin Pull Down Current
First ST Timer
−300
300
150
100
40
mV
6 mA ≤ I
<15 mA
<30 mA
<100 mA
ms
DIFF
15 mA ≤ I
ms
DIFF
30 mA ≤ I
ms
DIFF
I
≥ 100 mA
25
ms
DIFF
F
AC
= 60 Hz +/−0.1
1.8
2
2.2
400
MHz
mA
I
Max Sink Current
Phase
Phase = 1 V
SUP > 4 V
1
1
mA
0.75
9
1.25
15
5
seconds
minutes
seconds
Periodic ST Timer, Pass
Periodic ST Timer, Fail
Steady State, ST Pass
ST Fail
12
4.5
16
4
4
Consecutive ST Failure Timer
LED Blink Frequency
ST Fail Counter, Enable SCR
ST Failure, EOL
3.6
5
4.4
15
Hz
mA
ms
ST Cycle GF Pass Window
Phase Pin Check Wait Time to Enable EOL
I
Ground Fault
DIFF
No Phase signal
32
Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond
the Recommended Operating Ranges limits may affect device reliability.
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