LM4040D25ILPE3

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, small package size
• Package: SOT-23-3
• Essence: LM4040D25ILPE3 is a precision voltage reference IC that provides a stable and accurate output voltage.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Input Voltage Range: 4V to 30V
• Dropout Voltage: 60mV at 10mA load current
• Quiescent Current: 60µA

Pin Configuration

The LM4040D25ILPE3 has three pins arranged as follows:

```

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

Functional Features

• Provides a precise and stable 2.5V reference voltage.
• Low dropout voltage allows for efficient operation even with low input voltages.
• Excellent initial accuracy and temperature coefficient ensure reliable performance across various operating conditions.
• Low quiescent current makes it suitable for battery-powered applications.
• Short-circuit protection prevents damage to the device in case of accidental shorting.

Advantages and Disadvantages

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

Disadvantages: - Limited output voltage options (only 2.5V in this case) - Not suitable for high current applications

Working Principles

The LM4040D25ILPE3 is based on a bandgap reference circuit that generates a stable voltage reference using temperature-dependent properties of semiconductor materials. It compensates for changes in temperature and input voltage to provide a precise and stable output voltage.

Detailed Application Field Plans

The LM4040D25ILPE3 is commonly used in various electronic systems where a stable and accurate voltage reference is required. Some typical application fields include:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Battery-powered devices
5. Sensor calibration circuits
6. Test and measurement equipment

Detailed and Complete Alternative Models

1. LM4040AIM3-2.5/NOPB: Similar specifications, SOT-23 package
2. LT1004CZ-2.5#PBF: Higher initial accuracy, TO-92 package
3. MAX6126AASA25+: Lower dropout voltage, SOT-23 package
4. REF102CU: Higher output voltage options, SOIC package

These alternative models offer similar functionality and can be considered as substitutes for the LM4040D25ILPE3 depending on specific requirements.

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