TL1431QLPR

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Adjustable precision shunt regulator - Low temperature coefficient - Wide operating voltage range - High stability over time and temperature - Low dynamic impedance - Programmable output voltage - Low power consumption

Package: QFN (Quad Flat No-Lead)

Essence: The TL1431QLPR is a voltage reference IC that provides a stable and precise output voltage. It is commonly used in various electronic circuits where a stable voltage reference is required.

Packaging/Quantity: The TL1431QLPR is available in a QFN package, which is a small and compact package suitable for surface mount applications. It is typically sold in reels or tubes containing multiple units.

Specifications

• Output Voltage Range: 2.5V to 36V
• Reference Voltage Tolerance: ±1%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.5V to 36V
• Quiescent Current: 100µA

Pin Configuration

The TL1431QLPR has the following pin configuration:

```

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| | --| Vref | --| Anode | --| Cathode | --| K | --| | --| | --| | --| | --|__________| ```

Functional Features

• Adjustable Output Voltage: The TL1431QLPR allows the user to adjust the output voltage according to their specific requirements.
• Precision Voltage Reference: It provides a highly accurate and stable reference voltage for use in various electronic circuits.
• Low Dynamic Impedance: The low dynamic impedance ensures that the output voltage remains stable even under varying load conditions.
• Programmable Output Voltage: The TL1431QLPR can be programmed to provide different output voltages by using external resistors.

Advantages and Disadvantages

Advantages: - High precision and stability - Wide operating voltage range - Low power consumption - Adjustable output voltage

Disadvantages: - Limited output current capability - Requires external components for programming the output voltage

Working Principles

The TL1431QLPR is based on the principle of a shunt regulator. It uses a precision reference voltage and compares it with the feedback voltage to regulate the output voltage. By adjusting the feedback voltage, the output voltage can be set to the desired value.

Detailed Application Field Plans

The TL1431QLPR is widely used in various applications, including: - Power supply circuits - Battery charging circuits - Voltage regulators - Precision measurement instruments - Audio amplifiers - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the TL1431QLPR are: - LM431 - TL431 - LT1009 - REF02 - MAX6126

These alternative models offer similar functionality and can be used as replacements depending on the specific requirements of the application.

In conclusion, the TL1431QLPR is a versatile voltage reference IC that provides precise and stable output voltage. Its adjustable output voltage, low power consumption, and wide operating voltage range make it suitable for various electronic circuits. However, it has limitations in terms of output current capability and requires external components for programming the output voltage.