Overview
The TL431AICT is a programmable precision shunt voltage reference produced by STMicroelectronics. This device operates as a low temperature coefficient zener diode that can be programmed to output any voltage between 2.5 V and 36 V using two external resistors. It is designed to provide high temperature stability and precision voltage regulation, making it suitable for a variety of applications including power supplies, industrial, and automotive systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reference Voltage | 2.495 V | V |
| Adjustable Output Voltage Range | 2.5 V to 36 V | V |
| Sink Current Capability | 1 mA to 100 mA | mA |
| Typical Output Impedance | 0.22 Ω | Ω |
| Voltage Precision | ±1% | % |
| Operating Temperature Range | -40°C to +105°C | °C |
| Package Style | SOT-323-6L | |
| Mounting Method | Surface Mount |
Key Features
- Adjustable output voltage: 2.5 V to 36 V with two external resistors
- Sink current capability: 1 mA to 100 mA
- Typical output impedance: 0.22 Ω
- 1% and 2% voltage precision options
- Automotive temperature range: -40°C to +125°C
- High temperature stability over the entire operating range
- Surface-mount technology for stable mounting
Applications
- Power supplies
- Industrial systems
- Automotive systems
- Digital voltmeters
- Op-amp circuitry
Q & A
- What is the adjustable output voltage range of the TL431AICT?
The TL431AICT can be adjusted to output any voltage between 2.5 V and 36 V using two external resistors.
- What is the sink current capability of the TL431AICT?
The device can sink current in the range of 1 mA to 100 mA.
- What is the typical output impedance of the TL431AICT?
The typical output impedance is 0.22 Ω.
- What is the voltage precision of the TL431AICT?
The voltage precision is ±1% and ±2% depending on the version.
- What is the operating temperature range of the TL431AICT?
The operating temperature range is -40°C to +105°C, with an extended range for automotive versions up to +125°C.
- What package style and mounting method does the TL431AICT use?
The TL431AICT comes in a SOT-323-6L package and uses surface-mount technology.
- Is the TL431AICT AEC-Q100 qualified?
- What are some common applications of the TL431AICT?
- How does the TL431AICT compare to traditional zener diodes?
- What is the maximum cathode to anode voltage for the TL431AICT?
