NCP1562A, NCP1562B
http://onsemi.com
10
UNDERVOLTAGE
OVERVOLTAGE
I
AUX
, AUXILIARY SUPPLY CURRENT (mA)
10
1
1501251007550250-- 2 5-- 5 0
T
J
, JUNCTION TEMPERATURE (C)
Figure 7. Auxiliary Supply Current
vs. Junction Temperature
9
8
7
6
5
4
3
2
V
UVOV
=2.3V,C
out1
=C
out2
= 100 pF
V
AUX
=12V
0
V
UVOV
=2.3V,V
EA
=0V
V
UVOV
=0V
I
AUX3
, POWER SUPPLY CURRENT (mA)
8.0
3.5
151413121110
V
AUX
, POWER SUPPLY VOLTAG E (V)
Figure 8. Supply Current vs. Supply Voltage
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.0
20
V
in
=48V
T
J
=25C
f
OSC
≈ 230 kHz
C
out1
=C
out2
= 100 pF
T
J
, JUNCTION TEMPERATURE (C)
V
UV/OV
, LINE UNDER/OVERVOLTAGE THRESHOLDS (V)
3.2
2.2
-- 5 0
3.1
3.0
2.9
2.8
2.7
2.5
2.4
2.3
2.0
2.6
2.1
--25 0 25 50 75 100 125 150
Figure 9. Line Under/Overvoltage Thresholds
vs. Junction Temperature
V
UV/OV(H)
, UNDER/OVERVOLTAGE HYSTERESIS (mV)
150
50
1501251007550250-- 2 5-- 5 0
T
J
, JUNCTION TEMPERATURE (C)
Figure 10. Line Under/Overvoltage Hysteresis
vs. Junction Temperature
140
130
120
110
100
90
80
70
60
UNDERVOLTAGE
OVERVOLTAGE
I
offset(UVOV)
,UVO
OFFSET CURRENT (mA)
75
25
1501251007550250-- 2 5-- 5 0
T
J
, JUNCTION TEMPERATURE (C)
Figure 11. UVOV Offset Current
vs. Junction Temperature
70
65
60
55
50
45
40
35
30
V
AUX
=12V
V
UVOV
=2.8V
I
FF(D)
, DISCHARGE CURRENT (mA)
50
0
1501251007550250-- 2 5-- 5 0
T
J
, JUNCTION TEMPERATURE (C)
Figure 12. FF Discharge Current
vs. Junction Temperature
45
40
35
30
25
20
15
10
5
V
CC
=12V
V
SS
=0V
V
FF
=0.5V
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