TL4051CQDBZT

Product Overview

• Category: Integrated Circuit
• Use: Voltage Reference
• Characteristics: Precision, Low Power Consumption
• Package: SOT-23-3
• Essence: TL4051CQDBZT is a precision voltage reference integrated circuit that provides a stable output voltage. It is commonly used in various electronic devices where accurate voltage references are required.
• Packaging/Quantity: The TL4051CQDBZT is typically sold in reels of 3000 units.

Specifications

• Output Voltage: 1.225V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 2.7V to 16V
• Quiescent Current: 60µA

Pin Configuration

The TL4051CQDBZT has a standard SOT-23-3 package with the following pin configuration:

```

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| | --| VDD OUT |-- --| GND |-- |___________| ```

• VDD: Supply Voltage Input
• OUT: Output Voltage
• GND: Ground

Functional Features

• Provides a precise and stable output voltage of 1.225V.
• Low quiescent current consumption of only 60µA.
• Wide operating temperature range from -40°C to +125°C.
• Excellent initial accuracy of ±0.5% ensures reliable voltage references.
• Low temperature coefficient of 50ppm/°C minimizes voltage drift over temperature variations.

Advantages and Disadvantages

Advantages: - High precision and stability. - Low power consumption. - Wide operating temperature range. - Small and compact package.

Disadvantages: - Limited output voltage options. - Requires an external supply voltage.

Working Principles

The TL4051CQDBZT is based on a bandgap reference circuit that generates a stable voltage reference. It utilizes a combination of bipolar and CMOS technologies to achieve high precision and low power consumption. The internal circuitry compensates for temperature variations, ensuring accurate voltage output over a wide temperature range.

Detailed Application Field Plans

The TL4051CQDBZT is commonly used in various applications where precise voltage references are required. Some typical application fields include:

1. Analog-to-Digital Converters (ADCs): Provides a stable reference voltage for accurate conversion of analog signals into digital data.
2. Voltage Regulators: Used as a reference voltage for regulating the output voltage of power supplies.
3. Sensor Interfaces: Ensures accurate measurement and calibration of sensor outputs.
4. Battery Management Systems: Provides a stable reference voltage for monitoring battery voltage levels.
5. Precision Instrumentation: Used in precision measurement equipment such as multimeters and oscilloscopes.

Detailed and Complete Alternative Models

• TL431: Adjustable Precision Shunt Regulator
• LM4040: Precision Micropower Shunt Voltage Reference
• REF5025: Precision Voltage Reference with Integrated Temperature Sensor
• MAX619: Low-Power, Low-Drift Voltage Reference

These alternative models offer similar functionality and can be considered as alternatives to the TL4051CQDBZT depending on specific requirements and design constraints.

In conclusion, the TL4051CQDBZT is a precision voltage reference integrated circuit that provides a stable and accurate output voltage. Its low power consumption, wide operating temperature range, and small package make it suitable for various electronic applications requiring precise voltage references.