TL1431CD STMicroelectronics, TL1431CD Datasheet - Page 6

• Manufacturer Part Number: TL1431CD
• Description: IC VOLTAGE REF PROGRMMBL 8-SOIC
• Manufacturer: STMicroelectronics

Specifications of TL1431CD

• Reference Type: Shunt, Adjustable
• Voltage - Output: 2.5 ~ 36 V
• Tolerance: ±0.4%
• 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: 0.4 %
• 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: 2.4 V to 2.5 V
• Minimum Operating Temperature: - 20 C
• Mounting Style: SMD/SMT
• Shunt Current (min): - 100 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Input: -
• Current - Quiescent: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Electrical characteristics
6/16
Figure 4.
Figure 6.
Figure 8.
Input
0 mA
1 mA
V
REF
Test circuit for V
Test circuit for I
Test circuit for response time
R
V
KA
=36V
I
K
OFF
=10mA
KA
I
OFF
= V
I
K
REF
=1mA
V
KA
Output
Figure 5.
Figure 7.
Figure 9.
Input
Input
V
2.500
2.498
2.496
2.494
2.492
2.490
2.488
2.486
KA
R1
R2
= V
-40
REF
10μF
Reference voltage vs. temperature
Test circuit for V
Test circuit for phase margin and
voltage gain
(
-20
1
+
R1
------- -
R2
I
REF
)
0
V
+ R1 x I
R
REF
20
Temperature (°C)
V
REF
REF
40
KA
I
K
60
I
= V
K
=10mA
I
V
See figure 1
K
=10 mA
KA
REF
80
=V
V
REF
KA
Output
=2.5 V
100
10μF
TL1431
120