TL1431ACL3T footprint, schematic symbol and 3D model by STMicroelectronics

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Part Number TL1431ACL3T
Manufacturer STMicroelectronics
Pin Count 3
Part Category Integrated Circuit
Package Category SOT23 (3-Pin)
Footprint Name SOT23 (3-Pin) - SOT-23-3L_1
Released Date Jun 23, 2021
Last Modified Date Jan 8, 2026 2:31 PM UTC
Pinout / Pin List Click Here (Member Only)

TL1431ACL3T Details

Manufacturer Part Number:
TL1431ACL3T
Brand Name:
STMicroelectronics
Rohs Code:
Yes
Part Life Cycle Code:
Active
Package Description:
SOT-23, 3 PIN
Country Of Origin:
Malaysia
ECCN Code:
EAR99
HTS Code:
8542.39.00.60
Factory Lead Time:
10 Weeks
Manufacturer:
STMicroelectronics
YTEOL:
6.5
Analog IC - Other Type:
TWO TERMINAL VOLTAGE REFERENCE
JESD-30 Code:
R-PDSO-G3
Length:
2.9 mm
Number of Functions:
1
Number of Outputs:
1
Number of Terminals:
3
Operating Temperature-Max:
70 °C
Operating Temperature-Min:
-20 °C
Output Current-Max:
0.1 A
Output Voltage-Max:
2.507 V
Output Voltage-Min:
2.493 V
Output Voltage-Nom:
2.5 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
TSOP
Package Equivalence Code:
TO-236
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, THIN PROFILE
Peak Reflow Temperature (Cel):
NOT SPECIFIED
Seated Height-Max:
1.12 mm
Surface Mount:
YES
Temp Coef of Voltage-Max:
90 ppm/°C
Terminal Form:
GULL WING
Terminal Pitch:
0.95 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
NOT SPECIFIED
Trim/Adjustable Output:
YES
Voltage Tolerance-Max:
0.25%
Width:
1.3 mm

TL1431ACL3T Frequently Asked Questions (FAQs)

The recommended operating voltage range for the TL1431ACL3T is 2.7V to 5.5V.
To ensure proper power-on and power-off, it is recommended to follow a soft-start sequence, where the input voltage is ramped up slowly (typically 10ms to 100ms) to prevent inrush currents and ensure stable operation.
The maximum output current capability of the TL1431ACL3T is 1A, but it is recommended to limit the output current to 500mA for optimal performance and reliability.
To protect the TL1431ACL3T from overvoltage and undervoltage conditions, it is recommended to use external voltage protection devices, such as a voltage supervisor or a reset IC, to monitor the input voltage and reset the device if it exceeds the recommended operating range.
To ensure proper thermal management, it is recommended to provide adequate heat sinking and airflow around the device, and to follow the thermal design guidelines provided in the datasheet to prevent overheating and ensure reliable operation.

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TL1431ACL3T Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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