LM4040C20ILPR

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Precision voltage reference - Low dropout voltage - High accuracy and stability - Wide operating temperature range - Low quiescent current

Package: SOT-23-3

Essence: The LM4040C20ILPR is a precision voltage reference IC used to provide a stable and accurate voltage reference in various electronic circuits.

Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Output Voltage: 2.048V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 100ppm/°C
• Dropout Voltage: 60mV
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM4040C20ILPR has three pins:

1. VOUT: Output pin, provides the stable reference voltage of 2.048V.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, connected to the power supply voltage.

Functional Features

• Provides a precise and stable voltage reference for accurate circuit operation.
• Low dropout voltage allows for efficient power utilization.
• High accuracy and stability ensure reliable performance over a wide temperature range.
• Low quiescent current minimizes power consumption.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low dropout voltage - Wide operating temperature range - Low quiescent current

Disadvantages: - Limited output voltage options - Sensitive to external noise and fluctuations

Working Principles

The LM4040C20ILPR utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by employing a temperature coefficient compensation technique. The IC operates by comparing the bandgap voltage with an internal precision resistor network, resulting in a precise and stable output voltage.

Detailed Application Field Plans

The LM4040C20ILPR is widely used in various applications that require a stable voltage reference, such as: - Analog-to-digital converters (ADCs) - Digital-to-analog converters (DACs) - Voltage regulators - Precision measurement equipment - Sensor calibration circuits

Detailed and Complete Alternative Models

1. LM4040AIM3-2.5/NOPB: Output Voltage - 2.5V, SOT-23-3 package.
2. LT1461AIS8-2.5#PBF: Output Voltage - 2.5V, SOIC-8 package.
3. MAX6126AASA25+: Output Voltage - 2.5V, SOT-23-8 package.
4. REF5025AIDGKT: Output Voltage - 2.5V, VSSOP-8 package.
5. ADR3412ARMZ-REEL7: Output Voltage - 2.5V, MSOP-8 package.

These alternative models offer similar functionality and can be used as substitutes for the LM4040C20ILPR in various applications.

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