Overview
The TL431ACL5T, produced by STMicroelectronics, is an adjustable shunt voltage reference with guaranteed temperature stability over its entire operating temperature range. This device is part of the TL431 and TL432 series, known for their versatility and reliability in various applications. The TL431ACL5T is particularly suited for industrial and automotive environments due to its extended temperature range and high precision voltage reference capabilities.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Cathode to Anode Voltage (VKA) | 37 | V |
| Continuous Cathode Current Range (IKA) | -100 to +150 | mA |
| Reference Input Current Range (Iref) | -0.05 to +10 | mA |
| Operating Junction Temperature Range (TJ) | -40 to +125 | °C |
| Storage Temperature Range (Tstg) | -65 to +150 | °C |
| 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), 2% (Standard grade) | |
| Package | SOT23-5L |
Key Features
- AEC-Q100 qualified for automotive applications
- Adjustable output voltage: 2.5 to 36 V using two external resistors
- Sink current capability: 1 to 100 mA
- Typical output impedance: 0.22 Ω
- Voltage precision: 0.5% (B grade), 1% (A grade), 2% (Standard grade)
- Extended temperature range for automotive version: -40 °C to +125 °C
- Low output noise
Applications
- Power supply systems
- Industrial control systems
- Automotive systems
- Rack server power supplies
- Industrial AC/DC converters
- AC inverter and VF drives
- Servo drive control modules
- Notebook PC power adapters
Q & A
- What is the adjustable output voltage range of the TL431ACL5T? The adjustable output voltage range is from 2.5 to 36 V.
- What is the sink current capability of the TL431ACL5T? The sink current capability is from 1 to 100 mA.
- What is the typical output impedance of the TL431ACL5T? The typical output impedance is 0.22 Ω.
- What are the voltage precision grades available for the TL431ACL5T? The voltage precision grades are 0.5% (B grade), 1% (A grade), and 2% (Standard grade).
- What is the operating temperature range for the automotive version of the TL431ACL5T? The operating temperature range for the automotive version is -40 °C to +125 °C.
- Is the TL431ACL5T AEC-Q100 qualified? Yes, the TL431ACL5T is AEC-Q100 qualified for automotive applications.
- What package type is the TL431ACL5T available in? The TL431ACL5T is available in the SOT23-5L package.
- What are some common applications of the TL431ACL5T? Common applications include power supply systems, industrial control systems, automotive systems, and more.
- How is the output voltage of the TL431ACL5T adjusted? The output voltage is adjusted using two external resistors.
- What is the storage temperature range for the TL431ACL5T? The storage temperature range is -65 to +150 °C.
