LM4040D30IDBZT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Precision, Low Dropout, Micropower, Shunt Voltage Reference
• Package: SOT-23-3
• Essence: Provides a stable and accurate voltage reference for various electronic applications.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Output Voltage: 3.0V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 100 ppm/°C
• Operating Current: 60 µA typical
• Dropout Voltage: 200 mV typical
• Line Regulation: 0.2% typical
• Load Regulation: 0.4% typical
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM4040D30IDBZT has three pins in the SOT-23-3 package:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage

Functional Features

• Provides a precise and stable 3.0V output voltage reference.
• Low dropout voltage allows for efficient operation even with low input voltages.
• Excellent initial accuracy and temperature coefficient ensure reliable performance over a wide temperature range.
• Low operating current minimizes power consumption, making it suitable for battery-powered applications.
• Good line and load regulation characteristics ensure consistent output voltage under varying conditions.

Advantages

• High precision and stability make it ideal for applications requiring accurate voltage references.
• Low dropout voltage enables efficient operation in low voltage systems.
• Micropower consumption extends battery life in portable devices.
• Small form factor and easy-to-use package allow for space-saving integration into various circuit designs.
• Wide operating temperature range ensures reliable performance in extreme environments.

Disadvantages

• Limited output voltage options, only providing a fixed 3.0V reference.
• SOT-23-3 package may not be suitable for applications requiring higher power dissipation or additional features.

Working Principles

The LM4040D30IDBZT is a shunt voltage reference IC that utilizes a bandgap voltage reference circuit to generate a stable and accurate 3.0V output voltage. It operates by comparing the bandgap voltage with an internal precision resistor network, resulting in a precise output voltage that remains relatively constant over temperature and load variations.

Detailed Application Field Plans

The LM4040D30IDBZT can be used in various electronic applications, including:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Battery management systems
5. Sensor calibration circuits
6. Test and measurement equipment
7. Industrial control systems
8. Portable devices

Detailed and Complete Alternative Models

1. LM4040AIM3-2.5/NOPB: 2.5V Precision Shunt Voltage Reference
2. LM4040CIM3-5.0/NOPB: 5.0V Precision Shunt Voltage Reference
3. LM4040DIM3-10.0/NOPB: 10.0V Precision Shunt Voltage Reference
4. LM4040QIM3-1.2/NOPB: 1.2V Precision Shunt Voltage Reference
5. LM4040QIM3-5.0/NOPB: 5.0V Precision Shunt Voltage Reference

These alternative models offer different output voltage options to suit specific application requirements.

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