NCV8669
http://onsemi.com
8
TYPICAL CHARACTERISTICS
TIME (100 ms/div)
Figure 16. Power Up and Down Transient
V
in
(5 V/div)
V
out
(5 V/div)
V
RO
(5 V/div)
V
SO
(5 V/div)
T
J
= 25°C
R
SI_ext
= 150 kW
R
out
= 5 kW
Figure 17. PSRR vs. Frequency
0
10
20
30
40
50
60
70
80
90
100
10 100 1000 10000 100000
f, FREQUENCY (Hz)
PSRR (dB)
T
J
= 25°C
V
in
= 13.2 V $0.5 V
PP
C
out
= 2.2 mF
I
out
= 1 mA
Figure 18. Noise Density vs. Frequency
0
500
1000
1500
2000
2500
3000
3500
4000
4500
10 100 1000 10000 100000
f, FREQUENCY (Hz)
NOISE DENSITY (nV/√Hz)
T
J
= 25°C
V
in
= 12.5 V
C
out
= 2.2 mF
I
out
= 1 mA
Figure 19. Reset Threshold vs. Temperature
4.60
4.65
4.70
4.75
4.80
−40 −20 0 20 40 60 80 100 120 140 160
T
J
, JUNCTION TEMPERATURE (°C)
V
RT
, RESET THRESHOLD (V)
V
in
= 13.2 V
Figure 20. Reset Delay Times vs. Temperature
10
15
20
25
30
35
40
−40 −20 0 20 40 60 80 100 120 140 160
T
J
, JUNCTION TEMPERATURE (°C)
t
RD
, RESET DELAY TIME (ms)
V
in
= 13.2 V
V
DT
= V
out
V
DT
= GND
Figure 21. V
in
EW Thresholds vs. Temperature
5.5
5.6
5.7
5.8
5.9
6.0
6.1
6.2
6.3
6.4
6.5
−40 −20 0 20 40 60 80 100 120 140 160
INPUT VOLTAGE EW THRESHOLD
(V)
T
J
, JUNCTION TEMPERATURE (°C)
V
in_EW(th),H
(V
in
increasing)
V
in_EW(th),L
(V
in
decreasing)
R
SI_ext
= 150 kW
