TL4051AQDCKT

Product Overview

Category

The TL4051AQDCKT belongs to the category of voltage references.

Use

It is primarily used as a precision voltage reference in various electronic circuits.

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Low power consumption
• Wide operating voltage range

Package

The TL4051AQDCKT is available in a small SOT-23 package, which is suitable for surface mount applications.

Essence

The essence of TL4051AQDCKT lies in its ability to provide a precise and stable voltage reference, ensuring accurate operation of electronic circuits.

Packaging/Quantity

The TL4051AQDCKT is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Supply Voltage Range: 2.7V to 16V
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TL4051AQDCKT has three pins:

1. VDD: This pin is connected to the positive supply voltage.
2. GND: This pin is connected to the ground.
3. OUT: This pin provides the output voltage reference.

Functional Features

• Precision voltage reference with low initial accuracy and temperature coefficient.
• Stable output voltage over a wide range of operating conditions.
• Low power consumption, making it suitable for battery-powered applications.
• Fast response time to changes in input voltage.

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable performance.
• Low temperature coefficient minimizes voltage drift with temperature changes.
• Wide operating voltage range allows for versatile applications.
• Small package size enables space-saving designs.

Disadvantages

• Limited output voltage options (only 2.5V in the case of TL4051AQDCKT).
• Relatively higher cost compared to some other voltage references.

Working Principles

The TL4051AQDCKT utilizes a bandgap reference circuit to generate a stable and precise voltage reference. It compensates for temperature variations by employing a temperature-dependent current source and a voltage divider network. This ensures that the output voltage remains constant over a wide temperature range.

Detailed Application Field Plans

The TL4051AQDCKT finds applications in various fields, including:

1. Precision measurement instruments
2. Data acquisition systems
3. Industrial control systems
4. Battery management circuits
5. Voltage regulators
6. Analog-to-digital converters (ADCs)
7. Oscillators and timers

Detailed and Complete Alternative Models

Some alternative models to TL4051AQDCKT include:

1. TL431: Adjustable precision shunt regulator.
2. LM4040: Precision micropower shunt voltage reference.
3. REF5025: Precision voltage reference with low dropout voltage.
4. MAX6190: Ultra-low-power voltage reference with low temperature coefficient.

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

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