Overview
The TL1431CDT, produced by STMicroelectronics, is an adjustable shunt voltage reference known for its guaranteed temperature stability across the entire operating temperature range. This device allows for the output voltage to be set to any value between 2.5 V and 36 V using two external resistors. It operates with a wide current range from 1 to 100 mA and features a typical dynamic impedance of 0.2 Ω. The TL1431CDT is available in various packages, including the SO-8 batwing plastic micropackage, making it versatile for different application needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage Range | 2.5 V to 36 V | V |
| Sink Current Capability | 1 to 100 mA | mA |
| Typical Output Impedance | 0.22 Ω | Ω |
| Voltage Precision | 0.4% and 0.25% | % |
| Operating Temperature Range | -40 °C to +125 °C | °C |
| Package Type | SO-8 batwing | - |
| Power Dissipation | 960 mW (SO-8 batwing) | mW |
| Storage Temperature Range | -65 °C to +150 °C | °C |
| ESD Protection | 2000 V (HBM), 200 V (MM), 1500 V (CDM) | V |
Key Features
- Adjustable Output Voltage: The output voltage can be set to any value between 2.5 V and 36 V using two external resistors.
- Sink Current Capability: The device can sink current in the range of 1 to 100 mA.
- Low Output Impedance: Typical output impedance of 0.22 Ω.
- High Precision: Voltage precision of 0.4% and 0.25%.
- Wide Operating Temperature Range: Operates from -40 °C to +125 °C, making it suitable for automotive and industrial applications.
- Multiple Package Options: Available in various packages including SO-8, TO-92, SOT23, and SOT323-6L.[
Applications
The TL1431CDT is versatile and can be used in a wide range of applications, including:
- Industrial Equipment: Suitable for various industrial applications due to its robust temperature stability and adjustable output voltage.[
- Automotive Systems: Operates within the automotive temperature range, making it ideal for automotive electronics.[
- Telecommunications: Can be used in telecom equipment for voltage regulation and reference purposes.[
- Computing and Data Centers: Useful in computing systems for precise voltage referencing and regulation.[
Q & A
- What is the adjustable output voltage range of the TL1431CDT?
The output voltage can be set to any value between 2.5 V and 36 V using two external resistors.
- What is the sink current capability of the TL1431CDT?
The device can sink current in the range of 1 to 100 mA.
- What is the typical output impedance of the TL1431CDT?
The typical output impedance is 0.22 Ω.
- What are the voltage precision options for the TL1431CDT?
The device offers voltage precision of 0.4% and 0.25%.[
- What is the operating temperature range of the TL1431CDT?
The device operates from -40 °C to +125 °C.
- In what packages is the TL1431CDT available?
The TL1431CDT is available in various packages including SO-8, TO-92, SOT23, and SOT323-6L.[
- What are some common applications for the TL1431CDT?
The device is used in industrial equipment, automotive systems, telecommunications, and computing systems.[
- Does the TL1431CDT require an output capacitor for stability?
No, the TL1431CDT is internally compensated and does not require an output capacitor for stability, although one can be used if desired.[
- What is the power dissipation of the TL1431CDT in the SO-8 package?
The power dissipation for the SO-8 batwing package is 960 mW.[
- What is the storage temperature range for the TL1431CDT?
The storage temperature range is -65 °C to +150 °C.[
