參數(shù)資料
型號: TL431ACZ-AP
廠商: STMICROELECTRONICS
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.495 V, PBCY3
封裝: PLASTIC, TO-92, 3 PIN
文件頁數(shù): 16/16頁
文件大?。?/td> 204K
代理商: TL431ACZ-AP
TL431
Electrical characteristics
Doc ID 4467 Rev 7
9/16
Figure 16.
Static impedance RKA vs.
temperature
Figure 17.
Minimum operating current vs.
temperature
-40
-20
0
20
40
60
80
100
120
0.10
0.12
0.14
0.16
0.18
0.20
V
KA
=V
REF
St
ati
c
i
m
pedan
ce
R
KA
(
Ω
)
Temperature (
°C)
-40
-20
0
20406080
100
120
0.0
0.2
0.4
0.6
V
KA
= V
REF
M
in
imu
m
c
a
th
o
d
e
c
u
rr
e
n
tI
MI
N
(m
A)
Temperature (
°C)
Figure 18.
Gain and phase vs. frequency
Figure 19.
Stability behavior with capacitive
loads
1
10
100
1000
10000
-40
-20
0
20
40
60
-200
-150
-100
-50
0
50
100
150
200
Ga
in
(
d
B)
Frequency (kHz)
I
K
=10 mA
See figure 4
Phase
Gain
P
hase
)
1E-10
1E-9
1E-8
1E-7
1E-6
1E-5
0
20
40
60
80
100
Instable
Area
V
KA
=24 V
V
KA
=12 V
V
KA
=5 V
V
KA
=V
REF
C
a
thode
current
(m
A
)
Capacitive load (Farad)
Figure 20.
Maximum power dissipation
Figure 21.
Pulse response for Ik = 1 mA
0
5
10
15
20
25
30
35
0
20
40
60
80
100
S afe area
for S O 8 B atw ing
Catho
d
e
cu
rr
ent
(m
A
)
C atho de voltag e (V )
024
68
10
0
2
4
6
V
KA
=V
REF
T
AMB
=+25
°C
Output
Input
and
O
u
tput
voltage
(V
)
Time (
μs)
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