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參數(shù)資料
| 型號： | TL431AU |
| 廠商： | MICRO COMMERCIAL COMPONENTS |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Programmable Precision Regulator |
| 中文描述： | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.5 V, PDSO3 |
| 封裝： | SOT-23, 3 PIN |
| 文件頁數(shù)： | 1/3頁 |
| 文件大?。?/td> | 260K |
| 代理商： | TL431AU |
TL431AU
Programmable
Precision Regulator
Features
Programmable Output Voltage 36V
Sink Current Capability of 0.1mA to 100 mA
Temperature Compensated for operation over full rated operating
temperature range
Low output noise voltage and Fast turn on response
The Reference Input Voltage tolerance is 1%
Marking Code: 431
Maximum Ratings
Parameter
Symbol
V
KA
I
K
I
REF
P
D
R
θ
JA
T
J
T
g
T
STG
Value
37
-100~150
0.05~10
0.2
300
0--150
0---70
-55---+150
Unit
V
mA
mA
W
/W
Cathode Voltage
Cathode Current Range
Reference Input Current Range
Power Dissipation at 25
Thermal Resistance Junction to Ambient
Junction Temperature
Operating Temperature
Storage Temperature Range
Recommended Operating Conditions
Parameter
Cathode Voltage
Cathode Current Range
Electrical Characteristics @ 25
°
C Unless Otherwise Specified
Parameter
Sym
Min
Reference Input
Voltage
Deviation of
reference input
voltage
Ratio of Change in
Reference Input
Voltage to the
Change in Cathode
Voltage
Reference Input
Current
Deviation of
Reference Input
Current Over Full
Temperature Range
Minimum Cathode
Current for
Regulation
Off-State Cathode
Current
Sym
V
KA
I
K
Min
V
REF
1.0
Max
36
100
Unit
V
mA
Typ
Max
Test conditions
V
ref
2.475V
2.500V
2.525V
V
ref(dev)
3.0mV
17mV
T
min
Ta
T
max
-1.4
-2.7
V
KA
=10V
V
ref
V
ref
/
V
KA
-1.0
-2.0
V
KA
=36V
10V
I
ref
1.8
μ
A
4.0
μ
A
I
KA
=10mA,
R
1
=10K
R
2
=
I
ref
/
T
0.4
μ
A
1.2
μ
A
I
KA
=10mA,
R
1
=10K
T
A
=full Temperature
R
2
=
I
KA(min)
0. 5mA
1.0mA
I
KA
(off)
0.26
μ
A
1.0
μ
A
V
KA
=36V, V
REF
=0V
Dynamic Impedance
Z
KA
0.22
0.5
I
KA
=10 to 100mA,
f
1.0KHz
INCHES
MIN
.110
.083
.047
.035
.070
.018
.0005
.035
.003
.015
MM
DIM
A
B
C
D
E
F
G
H
J
K
MAX
.120
.098
.055
.041
.081
.024
.0039
.044
.007
.020
MIN
2.80
2.10
1.20
.89
1.78
.45
.013
.89
.085
.37
MAX
3.04
2.64
1.40
1.03
2.05
.60
.100
1.12
.180
.51
NOTE
A
B
C
D
E
F
G
H
J
K
Suggested Solder
Pad Layout
.079
2.000
inches
mm
.031
.800
.035
.900
.037
.950
.037
.950
DIMENSIONS
SOT-23
1.
(A) ANODE
2.
(R) REFERENCE
3.
(K) CATHODE
1
2
3
omp
onents
20736 Marilla Street Chatsworth
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M C C
www.
mc c semi
.c om
Revision: 2 2003/07/28
TM
Micro Commercial Components
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