Overview
The TL1431ACDT, 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 TL1431ACDT is versatile and suitable for various applications, including industrial, automotive, and telecommunications sectors.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Adjustable Output Voltage | 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 (Automotive Grade) | °C |
| Package Type | SO-8 (Batwing plastic micropackage) | |
| Power Dissipation | 960 mW (SO-8 package) | 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 is 0.22 Ω.
- High Precision: Voltage precision of 0.4% and 0.25%.
- Wide Operating Temperature Range: Suitable for automotive applications with an operating temperature range of -40 °C to +125 °C.
- Internal Compensation: The device is internally compensated and stable without the need for an output capacitor.
Applications
The TL1431ACDT is versatile and can be used in a variety of applications, including:
- Industrial Equipment: For voltage regulation and reference in industrial control systems.
- Automotive Systems: Suitable for automotive applications due to its wide operating temperature range.
- Telecommunications: Used in telecommunications equipment for stable voltage references.
- Computing and Data Centers: For power management and voltage regulation in computing systems.
Q & A
- What is the adjustable output voltage range of the TL1431ACDT?
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 TL1431ACDT?
The device can sink current in the range of 1 to 100 mA.
- What is the typical output impedance of the TL1431ACDT?
The typical output impedance is 0.22 Ω.
- What are the voltage precision options for the TL1431ACDT?
The device offers voltage precision of 0.4% and 0.25%.
- What is the operating temperature range for the TL1431ACDT?
The operating temperature range is -40 °C to +125 °C for automotive grade devices.
- What package types are available for the TL1431ACDT?
The TL1431ACDT is available in the SO-8 (Batwing plastic micropackage).
- Does the TL1431ACDT require an external capacitor for stability?
No, the device is internally compensated and stable without the need for an output capacitor.
- What are some common applications for the TL1431ACDT?
Common applications include industrial equipment, automotive systems, telecommunications, and computing and data centers.
- What is the power dissipation for the SO-8 package of the TL1431ACDT?
The power dissipation for the SO-8 package is 960 mW.
- What is the storage temperature range for the TL1431ACDT?
The storage temperature range is -65 °C to +150 °C.
