LM4040D25QDBZR

Product Overview

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

Specifications

• Voltage Output: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: ±50ppm/°C
• Dropout Voltage: 60mV (typical)
• Operating Temperature Range: -40°C to +85°C
• Input Voltage Range: 2.7V to 20V
• Quiescent Current: 60µA (typical)

Pin Configuration

The LM4040D25QDBZR has three pins arranged as follows:

```

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| | --| V+ |-- --| |-- |____| ```

1. V+: Positive supply voltage input
2. GND: Ground reference
3. VOUT: Voltage reference output

Functional Features

• High precision voltage reference with low temperature coefficient
• Low dropout voltage allows for operation in low voltage systems
• Small package size enables space-constrained designs
• Wide input voltage range provides flexibility in various applications
• Low quiescent current minimizes power consumption

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low dropout voltage - Small form factor - Wide operating temperature range - Low power consumption

Disadvantages: - Limited output voltage options (only 2.5V in this model) - Sensitive to input voltage fluctuations

Working Principles

The LM4040D25QDBZR is a precision voltage reference IC that generates a stable and accurate 2.5V output voltage. It utilizes bandgap voltage reference technology to provide a reliable reference voltage over a wide range of operating conditions. The internal circuitry compensates for temperature variations, ensuring consistent performance across different temperatures.

Detailed Application Field Plans

The LM4040D25QDBZR can be used in various electronic applications that require a precise and stable voltage reference. Some potential application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Battery-powered devices
5. Sensor calibration circuits
6. Precision instrumentation
7. Test and measurement equipment

Detailed and Complete Alternative Models

1. LM4040AIM3-2.5/NOPB: 2.5V voltage reference in SOT-23 package
2. LT1461AIS8-2.5#PBF: 2.5V precision voltage reference in SOIC-8 package
3. MAX6126AASA25+: 2.5V ultra-low noise voltage reference in SOIC-8 package
4. REF5025AIDGKT: 2.5V precision voltage reference with integrated gain and temperature compensation in VSSOP-8 package

These alternative models offer similar functionality and characteristics to the LM4040D25QDBZR, providing designers with options based on their specific requirements.

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