Overview
The TL431AIL5T from STMicroelectronics is an adjustable micropower shunt voltage reference. It is part of the TL431 and TL432 series, known for their guaranteed temperature stability over the entire operating temperature range. This device is particularly useful in applications requiring precise voltage regulation and stability across a wide range of temperatures.
The TL431AIL5T can be set to any output voltage between 2.5 and 36 V using two external resistors, making it highly versatile. It operates with a sink current capability of 1 to 100 mA and has a typical dynamic impedance of 0.22 Ω, ensuring low output noise and high stability.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Operating Temperature | -40 | 105 | °C | |
| Output Voltage Range | 2.495 | 36 | V | |
| Sink Current Capability | 1 | 100 | mA | |
| Typical Output Impedance | 0.22 | Ω | ||
| Voltage Precision | 0.5% (B grade) | 1% (A grade) | 2% (Standard grade) | |
| Package Type | SOT23-5L |
Key Features
- AEC-Q100 qualified for automotive applications
- Adjustable output voltage: 2.5 to 36 V
- Sink current capability: 1 to 100 mA
- Typical output impedance: 0.22 Ω
- Voltage precision: 0.5% (B grade), 1% (A grade), and 2% (Standard grade)
- Wide operating temperature range: -40 °C to +125 °C for automotive versions
- Low output noise
Applications
- Power supply systems
- Industrial AC/DC power supplies
- AC inverter and variable frequency (VF) drives
- Servo drive control modules
- Notebook PC power adapter designs
- Automotive systems requiring precise voltage regulation
Q & A
- What is the operating temperature range of the TL431AIL5T?
The operating temperature range is from -40 °C to +105 °C.
- How is the output voltage of the TL431AIL5T adjusted?
The output voltage can be set to any value between 2.5 and 36 V using two external resistors.
- What is the sink current capability of the TL431AIL5T?
The sink current capability ranges from 1 to 100 mA.
- What is the typical output impedance of the TL431AIL5T?
The typical output impedance is 0.22 Ω.
- Is the TL431AIL5T AEC-Q100 qualified?
- What are the common applications of the TL431AIL5T?
- What is the voltage precision of the TL431AIL5T?
- What package type is the TL431AIL5T available in?
- Does the TL431AIL5T have low output noise?
- What is the storage temperature range for the TL431AIL5T?
