TL1431ACDT STMicroelectronics, TL1431ACDT Datasheet - Page 5

• Manufacturer Part Number: TL1431ACDT
• Description: IC VREF PROGRAMMABLE 8-SOIC
• Manufacturer: STMicroelectronics

Specifications of TL1431ACDT

• Reference Type: Shunt, Adjustable
• Voltage - Output: 2.5 ~ 36 V
• Tolerance: ±0.25%
• Temperature Coefficient: 90ppm/°C
• Number Of Channels: 1
• Current - Cathode: 500µA
• Current - Output: 100mA
• Operating Temperature: -20°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Product: Voltage References
• Topology: Shunt References
• Output Voltage: 2.5 V to 36 V
• Initial Accuracy: 0.25 %
• Average Temperature Coefficient (typ): 90 ppm/C
• Series Vref - Input Voltage (max): 37 V
• Shunt Current (max): 100 mA
• Maximum Operating Temperature: + 70 C
• Input Voltage: 2.5 V
• Minimum Operating Temperature: - 20 C
• Mounting Style: SMD/SMT
• Shunt Current (min): 1 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Input: -
• Current - Quiescent: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-2222-2

TL1431
Table 4.
1. See
2.
3. See
⏐ Z
Symbol
ΔVref
--------------- -
ΔVref
--------------- -
ΔV
ΔVka
ΔI
V
I
ΔT
I
See
I
min
ref
off
KA
ref
ref
ref
⏐
Reference input voltage deviation over temperature range
Dynamic impedance
Temperature coefficient of reference input voltage
Reference input voltage - see
V
Reference input voltage deviation over
temperature range
V
Temperature coefficient of reference input
voltage
V
Ratio of change in reference input voltage to
change in cathode to anode voltage - see
Figure 5
I
Reference input current
I
Reference input current deviation over
temperature range
I
Minimum cathode current for regulation - see
Figure 4
V
Off-state cathode current - see
Dynamic impedance
V
k
k
k
KA
KA
KA
KA
KA
= 10mA - ΔV
= 10mA, R1 = 10kΩ , R2 = ∞
T
= 10mA, R1 = 10kΩ , R2 =∞ , T
T
min
amb
= V
= V
= V
= V
= V
≤ T
(2)
ref
ref
ref
ref
ref
= 25°C (unless otherwise specified)
, I
, I
amb
, I
, ΔI
k
k
k
= 10 mA, T
= 10 mA, T
= 10 mA
k
≤ T
KA
in
= 1 to100mA, f ≤ 1kHz
Section 4: Parameter definitions on page
= 36V to 3V
max
(1)
Parameter
(3)
- see
min
min
Figure 4
≤ T
≤ T
Figure 4
Figure 6
amb
amb
min
≤ T
≤ T
≤ T
amb
max
max
in
≤ T
Section 4: Parameter definitions on page
max
in
Section 4: Parameter definitions on page
2.490 2.500 2.510 2.493 2.500 2.507
Min.
-2
9.
TL1431I
Typ.
±22
-1.1
180
1.5
0.5
0.5
0.2
7
Max.
±100
500
2.5
0.5
30
3
1
1
Min.
Electrical characteristics
-2
TL1431AI
9.
Typ.
±22
-1.1
180
1.5
0.8
0.5
0.2
7
9.
Max.
±100 ppm/°C
500
2.5
1.2
0.7
0.5
30
3
mV/V
Unit
mV
mA
µA
µA
nA
V
Ω
5/16