TL1431AC STMicroelectronics, TL1431AC Datasheet - Page 3

• Manufacturer Part Number: TL1431AC
• Description: PROGRAMMABLE VOLTAGE REFERENCE
• Manufacturer: STMicroelectronics

Notes : 1.
ELECTRICAL CHARACTERISTICS
T
Symbol
amb
|Z
V
Iref
I
V
I
V
V
V
min
I
off
KA
ref
T
ref
KA
ref
ref
ref
|
= 25
2.
3.
range.
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
V
V
V
I
I
I
V
V
is defined as the difference between the maximum and minimum values obtained over the full temperature
= V
K
K
K
KA
KA
KA
KA
KA
= 10mA, V
= 10mA, R
= 10mA, R
ref max.
= V
= V
= V
= V
= V
ref
ref,
ref
ref
ref
- V
, I
, I
, I
I
ref min
K =
K
K
K
1
1
= 10mA
= 10mA, T
10mA, T
KA
= 1 to 100mA, f
= 10k , R
= 10k , R
Parameter
= 36 to 3V
T
T
T
amb
min.
min.
min.
= 25
min.
2
2
T
T
=
=
amb
amb
o
T
C
T
amb
V
V
amb
KA
re fma x.
ref min.
T
T
T
1kHz
|
amb
max.
max.
T1
T
T
V
max.
I
= 25
max.
KA
K
m a x
2.5V
min
o
C
T2
25 C
2.490 2.500 2.510 2.493 2.500 2.507
Min.
Te m pe ra ture
TL1431I
Typ.
-1.1
180
1.5
0.5
0.5
0.2
7
22
Tempera ture
Max.
500
2.5
0.5
30
100
-2
3
1
1
Min.
TL1431AI
Typ.
-1.1
180
1.5
0.8
0.5
0.2
7
22
Max.
500
2.5
1.2
0.7
0.5
30
100
-2
3
TL1431
ppm/
mV/V
Unit
mV
mA
nA
V
A
A
o
3/8
C