TL4050B25QDBZT

Product Overview

• Category: Integrated Circuit
• Use: Voltage Reference
• Characteristics: Low-power, Precision, Fixed Output Voltage
• Package: SOT-23-3
• Essence: TL4050B25QDBZT is a precision voltage reference integrated circuit that provides a stable and accurate fixed output voltage of 2.5V.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 1.8V to 5.5V
• Quiescent Current: 45µA (typical)
• Dropout Voltage: 200mV (typical)

Pin Configuration

The TL4050B25QDBZT has a SOT-23-3 package with the following pin configuration:

```

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| | --+----+-- VDD GND ```

• Pin 1: VDD (Power Supply Input)
• Pin 2: GND (Ground)
• Pin 3: Not Connected

Functional Features

• Provides a precise and stable 2.5V reference voltage.
• Low quiescent current makes it suitable for low-power applications.
• Wide operating temperature range allows for use in various environments.
• Excellent initial accuracy and temperature coefficient ensure high precision.

Advantages and Disadvantages

Advantages: - High precision and stability. - Low power consumption. - Small form factor. - Wide supply voltage range.

Disadvantages: - Fixed output voltage may limit flexibility in certain applications. - Limited pin configuration options.

Working Principles

The TL4050B25QDBZT utilizes a bandgap reference circuit to generate a stable 2.5V output voltage. It compensates for temperature variations by employing a proportional-to-absolute-temperature (PTAT) current source and a negative temperature coefficient (NTC) resistor. This design ensures accurate voltage output over a wide temperature range.

Detailed Application Field Plans

The TL4050B25QDBZT is commonly used in various applications that require a precise and stable 2.5V reference voltage. Some typical application fields include:

1. Precision Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage Regulators
4. Battery Management Systems
5. Sensor Calibration
6. Industrial Control Systems

Detailed and Complete Alternative Models

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

These alternative models offer similar functionality and can be considered as substitutes for the TL4050B25QDBZT in different applications.

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