LM4040A10IDBZT

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Precision voltage reference - Low dropout voltage - High accuracy and stability - Wide operating temperature range - Small package size

Package: SOT-23-3

Essence: The LM4040A10IDBZT is a precision voltage reference IC that provides a stable and accurate output voltage.

Packaging/Quantity: The LM4040A10IDBZT is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Output Voltage: 1.024V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 100ppm/°C
• Dropout Voltage: 60mV
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA

Pin Configuration

The LM4040A10IDBZT has three pins arranged in the following configuration:

```

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| | --| VOUT |-- --| |-- --| GND |-- |_______| ```

Pin Descriptions: - VOUT: Output voltage pin - GND: Ground pin

Functional Features

• High precision: The LM4040A10IDBZT offers a highly accurate output voltage of 1.024V with an initial accuracy of ±0.1%.
• Low dropout voltage: With a dropout voltage of only 60mV, this voltage reference IC can operate efficiently even with low input voltages.
• Temperature stability: The LM4040A10IDBZT exhibits excellent temperature stability with a temperature coefficient of 100ppm/°C, ensuring consistent performance across a wide temperature range.
• Low quiescent current: The IC has a low quiescent current of 60µA, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Small package size - Wide operating temperature range - Low dropout voltage

Disadvantages: - Limited output voltage options (only 1.024V)

Working Principles

The LM4040A10IDBZT is based on bandgap reference technology. It utilizes the inherent voltage drop across a forward-biased diode to generate a stable and precise output voltage. The internal circuitry compensates for temperature variations, ensuring accurate voltage output over a wide temperature range.

Detailed Application Field Plans

The LM4040A10IDBZT can be used in various applications that require a stable and accurate voltage reference. Some potential application fields include: - Precision analog-to-digital converters (ADCs) - Voltage regulators - Battery management systems - Test and measurement equipment - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM4040A10IDBZT are: - LT1236ACS8-10: Precision Shunt Voltage Reference, 1.024V, ±0.05% Accuracy - MAX6126AASA25: Ultra-High-Precision Voltage Reference, 2.5V, ±0.02% Accuracy - REF5025AIDGKT: Precision Voltage Reference, 2.5V, ±0.05% Accuracy

These alternative models provide different output voltages and accuracies, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the LM4040A10IDBZT is a precision voltage reference IC that offers high accuracy, stability, and low dropout voltage. It is widely used in various applications where a stable and accurate voltage reference is essential.