Overview
The TL1431IZ, produced by STMicroelectronics, is an adjustable shunt voltage reference known for its guaranteed temperature stability across the entire operating temperature range. This component 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, ensuring stable voltage reference in various applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Reference Input Voltage (Vref) | 2.490 | 2.500 | 2.510 | V |
| Reference Input Voltage Deviation over Temperature Range (ΔVref) | 7 | - | 30 | mV |
| Temperature Coefficient of Reference Input Voltage | ±22 | - | ±100 | ppm/°C |
| Sink Current Capability | 1 | - | 100 | mA |
| Typical Output Impedance | - | 0.22 | - | Ω |
| Voltage Precision | - | - | - | 0.4% and 0.25% |
| Operating Temperature Range | -40 | - | 125 | °C |
Key Features
- Adjustable output voltage: 2.5 V to 36 V using two external resistors
- Sink current capability: 1 to 100 mA
- Typical output impedance: 0.22 Ω
- Voltage precision: 0.4% and 0.25%
- Automotive temperature range: -40 °C to +125 °C
Applications
The TL1431IZ is suitable for a variety of applications requiring a stable and adjustable voltage reference, including industrial, automotive, and general electronic systems. It is particularly useful in scenarios where temperature stability is crucial, such as in precision measurement instruments, power supplies, and control systems.
Q & A
- What is the TL1431IZ?
The TL1431IZ is an adjustable shunt voltage reference produced by STMicroelectronics.
- What is the adjustable output voltage range of the TL1431IZ?
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 TL1431IZ?
The TL1431IZ can sink current in the range of 1 to 100 mA.
- What is the typical output impedance of the TL1431IZ?
The typical output impedance is 0.22 Ω.
- What is the voltage precision of the TL1431IZ?
The voltage precision is 0.4% and 0.25%.
- What is the operating temperature range of the TL1431IZ?
The operating temperature range is -40 °C to +125 °C.
- In what types of applications is the TL1431IZ commonly used?
The TL1431IZ is commonly used in industrial, automotive, and general electronic systems where a stable and adjustable voltage reference is required.
- How does the TL1431IZ ensure temperature stability?
The TL1431IZ ensures temperature stability through its design, which guarantees stable operation over the entire operating temperature range.
- What are the available package types for the TL1431IZ?
The TL1431IZ is available in various packages including TO-92, SOT23, SOT23-5L, SO-8, and others.
- Is the TL1431IZ RoHS compliant?
