Zldo485, Typical characteristics, Output impedance vs. frequency – Diodes ZLDO485 User Manual
Page 4: Shutdown current vs. temperature, Output voltage temperature coefficient, Ripple rejection vs. frequency, Quiescent current vs. temperature, Low battery flag operating point
ZLDO485
Frequency (Hz)
Output Impedance vs. Frequency
O
u
tpu
t I
m
pe
da
n
c
e
(
m
Ω
)
100
1K
10K
100K
200
600
400
800
1000
1200
10pF
4.7pF
2.2pF
Sh
u
tdo
w
n
C
u
rr
e
n
t (
µ
A)
Shutdown Current vs. Temperature
Temperature ( ° C)
-40
-20
0
100
6
10
12
14
16
18
8
Out
p
u
t V
o
lt
a
g
e
(
V
)
Temperature ( ° C)
Output Voltage Temperature Coefficient
-40
0
40
80
4.83
4.85
4.87
4.89
Frequency (Hz)
Ripple Rejection vs. Frequency
R
ippl
e
R
e
je
c
ti
on (
d
B
)
100
1K
10K
100K
5
10
15
20
25
30
35
40
45
-20
20
60
Io= 10mA
C
(out)
= 1
µ
F
10pF
4.7pF
2.2pF
100
4.84
4.82
4.86
4.88
Q
u
ie
s
c
en
t C
u
rr
e
n
t
(
µ
A)
Temperature ( ° C)
Quiescent Current vs. Temperature
L
.B
.F
. Ope
ra
ti
on
V
o
lt
a
g
e
(
V
)
Temperature ( ° C)
Low Battery Flag Operating Point
700
680
660
640
620
600
580
540
-40
-20
0
100
5.12
5.10
5.09
5.14
5.15
5.13
5.11
-40
-20
0
100
720
560
20
40
60
80
20
40
60
80
20
40
60
80
V
(in)
= 7V
V
(in)
= 7V
1400
1600
1800
0
C
(out)
= 1
µ
F
V
(in)
= 7V
Io= 10mA
V
(in)
= 7V
TYPICAL CHARACTERISTICS
4-74