LM4040DYM3-4.1-TR

Product Overview

Category

The LM4040DYM3-4.1-TR belongs to the category of precision voltage references.

Use

This product is primarily used in electronic circuits where a stable and accurate voltage reference is required.

Characteristics

• Precision: The LM4040DYM3-4.1-TR provides a highly precise output voltage of 4.1 volts.
• Low Temperature Coefficient: It exhibits a low temperature coefficient, ensuring stability over a wide range of temperatures.
• Low Power Consumption: This voltage reference consumes minimal power, making it suitable for battery-powered applications.
• Small Package Size: The LM4040DYM3-4.1-TR comes in a small SOT-23 package, allowing for space-efficient integration into circuit designs.
• High Accuracy: It offers high accuracy with low initial tolerance and excellent long-term stability.
• Low Output Noise: The LM4040DYM3-4.1-TR generates minimal output noise, making it ideal for sensitive analog circuits.

Package and Quantity

The LM4040DYM3-4.1-TR is available in a SOT-23 package. It is typically sold in reels containing a specified quantity of units.

Specifications

• Output Voltage: 4.1 volts
• Initial Tolerance: ±0.1%
• Temperature Coefficient: 50 ppm/°C
• Supply Voltage Range: 2.7V to 10V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 60 µA (typical)
• Load Regulation: 0.1% (typical)

Pin Configuration

The LM4040DYM3-4.1-TR features three pins arranged as follows:

```

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| | --|VOUT|-- --| |-- --|GND |-- |____| ```

• VOUT: Output Voltage Pin
• GND: Ground Pin

Functional Features

• High Precision: The LM4040DYM3-4.1-TR provides a precise and stable output voltage, ensuring accurate operation of electronic circuits.
• Low Power Consumption: It consumes minimal power, making it suitable for battery-powered devices and energy-efficient applications.
• Wide Temperature Range: The LM4040DYM3-4.1-TR operates reliably over a wide temperature range, making it versatile in various environments.
• Low Noise: It generates low output noise, minimizing interference in sensitive analog circuits.

Advantages and Disadvantages

Advantages

• High precision and accuracy
• Low temperature coefficient
• Small package size for space-constrained designs
• Low power consumption
• Wide operating temperature range
• Low output noise

Disadvantages

• Limited output voltage options (specifically 4.1 volts)

Working Principles

The LM4040DYM3-4.1-TR is based on bandgap reference technology. It utilizes a combination of bipolar and CMOS transistors to generate a highly stable and accurate voltage reference. The bandgap reference circuit compensates for temperature variations, ensuring consistent performance across different operating conditions.

Detailed Application Field Plans

The LM4040DYM3-4.1-TR finds application in various fields, including:

1. Industrial Automation: It can be used as a voltage reference in control systems, ensuring precise and reliable measurements.
2. Medical Devices: The LM4040DYM3-4.1-TR provides a stable voltage reference for medical equipment, contributing to accurate readings and safe operation.
3. Automotive Electronics: It is suitable for automotive applications that require precise voltage references, such as engine control units and sensor circuits.
4. Communication Systems: The LM4040DYM3-4.1-TR can be utilized in communication devices to maintain accurate voltage levels for signal processing.

Detailed Alternative Models

1. LM4040AIM3-4.1/NOPB: This model offers similar specifications and characteristics to the LM4040DYM3-4.1-TR but comes in a different package (SOT-23).
2. LT1461ACS8-4.1#PBF: This alternative model provides a 4.1-volt output with high precision and low temperature coefficient. It is available in an SOIC-8 package.
3. MAX6126AASA41+: This model features a 4.1-volt output voltage, excellent accuracy, and low noise. It comes in an SOIC-8 package.

These alternative models can be considered based on specific application requirements and design constraints.

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