TL431CDT STMicroelectronics, TL431CDT Datasheet - Page 5

IC VREF PROG 2.5V-36V 8-SOIC

TL431CDT

Manufacturer Part Number
TL431CDT
Description
IC VREF PROG 2.5V-36V 8-SOIC
Manufacturer
STMicroelectronics
Type
Voltage Referencer
Datasheets

Specifications of TL431CDT

Reference Type
Shunt, Adjustable
Voltage - Output
2.495 ~ 36 V
Tolerance
±2%
Temperature Coefficient
100ppm/°C
Number Of Channels
1
Current - Cathode
500µA
Current - Output
100mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Product
Voltage References
Topology
Shunt References
Output Voltage
2.495 V to 36 V
Initial Accuracy
2 %
Average Temperature Coefficient (typ)
100 PPM / C
Series Vref - Input Voltage (max)
37 V
Shunt Current (max)
100 mA
Maximum Operating Temperature
+ 70 C
Input Voltage
2.52 V
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Shunt Current (min)
1 mA
Current, Supply
1.8 μA
Package Type
SO-8
Power Dissipation
960 mW
Regulator Type
Shunt
Temperature, Operating, Range
0 to +70 °C
Voltage, Input
2.495 V
Voltage, Supply
2.5 to 36 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Input
-
Current - Quiescent
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-3036-2

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TL431CDT
Manufacturer:
STMicroelectronics
Quantity:
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Part Number:
TL431CDT
Manufacturer:
ST
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TL431
3
Table 3.
1. See definition of
2. The dynamic impedance is defined as
Symbol
⏐ZKA⏐
ΔV
ΔVref
------------
ΔVka
ΔI
V
I
I
I
min
ref
off
ref
ref
ref
Reference input voltage
Reference input voltage deviation over temperature
range
Ratio of change in reference input voltage to change
in cathode to anode voltage
Reference input current
I
Reference input current deviation over temperature
range
Minimum cathode current for regulation
Off-state cathode current
Dynamic impedance
k
V
T
V
I
ΔV
= 10 mA, R1 = 10 kΩ, R2 = ∞
T
T
I
T
V
V
Electrical characteristics
TL431C: 0° C to 70° C (T
k
k
min
amb
min
min
KA
KA
KA
KA
= 10 mA - ΔV
= 10 mA, R1 = 10 kΩ, R2 =∞
KA
(1)
= V
= V
= V
= V
≤ T
≤ T
≤ T
Section 3.1: Reference input voltage deviation over temperature
= 25° C
= 36 V to 10 V
ref
ref
ref
ref
amb
amb
amb
, I
, I
, Δ I
k
k
≤ T
≤ T
≤ T
= 10 mA, T
= 10 mA, T
k
KA
max
max
max
= 1 to 100 mA, f ≤ 1 kHZ
= 10 V to V
Parameter
(2)
|
amb
min
ZKA
≤ T
= 25° C
|
amb
ref
=
amb
ΔV
--------------- -
= 25° C unless otherwise specified)
Doc ID 4467 Rev 8
Δ
≤ T
I
KA
k
max
2.423
Min.
2.44
-2.7
-2
TL431C
2.495 2.55
Typ.
0.22
-1.4
1.8
0.4
0.5
2.6
-1
3
range.
2.567
Max.
1000
5.2
1.2
0.5
17
4
1
Electrical characteristics
2.453
Min.
2.47
-2.7
-2
TL431AC
2.495 2.52
Typ.
0.22
-1.4
1.8
0.4
0.5
2.6
-1
3
2.537
Max.
1000
5.2
1.2
0.6
0.5
15
4
mV/V
Unit
mV
mA
µA
µA
nA
Ω
V
5/19

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