TL1431AI STMICROELECTRONICS [STMicroelectronics], TL1431AI Datasheet - Page 2

• Manufacturer Part Number: TL1431AI
• Description: PROGRAMMABLE VOLTAGE REFERENCE
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

TL1431
Notes : 1.
2/8
ABSOLUTE MAXIMUM RATINGS
OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS
T
Symbol
amb
Symbol
|Z
Symbol
V
Iref
I
V
I
V
V
V
min
I
off
T
KA
ref
T
V
T
V
ref
KA
ref
ref
ref
I
oper
I
I
ref
stg
KA
KA
K
K
|
= 25
range.
2.
3.
V
ref
The temperature coefficient is defined as the slopes (positive and negative) of the voltage vs temperature limits whithin
which the reference voltage is guaranteed.
The dynamic Impedance is defined as |Z
Reference Input Voltage - (figure 1)
Reference Input Voltage Deviation Over
Temperature Range - (figure 1, note1)
Temperature Coefficient of Reference Input
Voltage - (note 2)
Ratio of Change in Reference Input Voltage to
Change in Cathode to Anode Voltage - (figure 2)
Reference Input Current - (figure 2)
Reference Input Current Deviation Over
Temperature Range - (figure 2)
Minimum Cathode Current for Regulation - (figure
1)
Off-State Cathode Current - (figure 3)
Dynamic Impedance - (figure 1, note 3)
o
= V
V
C (unless otherwise specified)
ref
ref max.
Cathode to Anode Voltage
Continuous Cathode Current Range
Reference Input Current Range
Operating Free-air Temperature Range
Storage Temperature Range
Cathode to Anode Voltage
Cathode Current
V
V
V
I
I
I
V
V
is defined as the difference between the maximum and minimum values obtained over the full temperature
K
K
K
KA
KA
KA
KA
KA
= 10mA, V
= 10mA, R
= 10mA, R
= V
= V
= V
= V
= V
- V
ref min
ref
ref,
ref
ref
ref
, I
, I
, I
I
K =
K
K
K
1
1
= 10mA
= 10mA, T
10mA, T
KA
= 1 to 100mA, f
= 10k , R
= 10k , R
Parameter
= 36V to 3V
T
T
T
amb
min.
min.
min.
= 25
min.
2
2
Parameter
T
T
Parameter
=
=
amb
amb
o
T
C
T
amb
amb
KA
V
V
T
T
T
1kHz
|
ref ma x.
re fmin.
amb
max.
max.
T
TL1431I/AI
T
V
T1
max.
I
= 25
max.
KA
K
m a x
2.5V
min
o
C
TL1431C/AC
25 C
2.490 2.500 2.510 2.493 2.500 2.507
T2
Min.
-2
TL1431C
Te m pe ra ture
Typ.
-1.1
180
1.5
0.2
0.5
0.2
3
13
Tempe ra tur e
Max.
500
2.5
1.2
0.5
20
90
3
1
-100 to +150
-0.05 to +10
-40 to +105
-65 to +150
-20 to +70
V
1 to 100
Min.
Value
Value
ref
-2
37
to 36
TL1431AC
Typ.
-1.1
180
1.5
0.2
0.5
0.2
3
13
Max.
500
2.5
1.2
0.6
0.5
20
90
3
Unit
Unit
mA
mA
mA
ppm/
o
o
V
V
mV/V
C
C
Unit
mV
mA
nA
V
A
A
o
C