LM4040DEM3-4.1+T

Product Overview

Category

The LM4040DEM3-4.1+T belongs to the category of precision voltage references.

Use

It is commonly used in electronic circuits that require a stable and accurate voltage reference.

Characteristics

• Precision: The LM4040DEM3-4.1+T provides a highly precise output voltage of 4.1V.
• Low Temperature Coefficient: It exhibits a low temperature coefficient, ensuring stability across varying temperatures.
• Low Power Consumption: The device operates with low power consumption, making it suitable for battery-powered applications.
• Small Size: The LM4040DEM3-4.1+T comes in a compact package, allowing for easy integration into circuit designs.

Package

The LM4040DEM3-4.1+T is available in a small SOT-23 package, which facilitates its use in space-constrained applications.

Essence

The essence of the LM4040DEM3-4.1+T lies in its ability to provide a precise and stable voltage reference, ensuring accurate operation of electronic circuits.

Packaging/Quantity

This product is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Output Voltage: 4.1V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA

Detailed Pin Configuration

The LM4040DEM3-4.1+T has three pins:

1. VOUT: This pin provides the output voltage of 4.1V.
2. GND: This pin is connected to the ground reference.
3. VIN: This pin is used to connect the supply voltage in the range of 2.7V to 10V.

Functional Features

• High Precision: The LM4040DEM3-4.1+T offers a highly accurate and stable output voltage, ensuring precise operation of electronic circuits.
• Low Power Consumption: With its low quiescent current, the device minimizes power consumption, making it suitable for battery-powered applications.
• Wide Operating Temperature Range: The LM4040DEM3-4.1+T can operate reliably across a wide temperature range, from -40°C to +85°C.
• Easy Integration: Its small package size allows for easy integration into various circuit designs.

Advantages and Disadvantages

Advantages

• High precision and stability
• Low power consumption
• Wide operating temperature range
• Compact size for easy integration

Disadvantages

• Limited output voltage options (specifically 4.1V in this case)
• Not suitable for applications requiring higher output voltages

Working Principles

The LM4040DEM3-4.1+T utilizes bandgap voltage reference technology to generate a precise and stable output voltage. It compensates for temperature variations by employing a temperature-compensated design, resulting in minimal drift over a wide temperature range.

Detailed Application Field Plans

The LM4040DEM3-4.1+T finds application in various fields, including:

1. Industrial Automation: It can be used as a voltage reference in industrial automation systems, ensuring accurate measurements and control.
2. Medical Devices: The LM4040DEM3-4.1+T provides a stable voltage reference for medical devices, guaranteeing reliable operation.
3. Automotive Electronics: It is suitable for automotive electronics applications that require precise voltage references, such as sensor interfaces and control systems.
4. Portable Electronics: The low power consumption and small size make it ideal for portable electronic devices, including smartphones, tablets, and wearables.

Detailed and Complete Alternative Models

1. LM4040DEM3-2.5+T: Provides a precise output voltage of 2.5V.
2. LM4040DEM3-5.0+T: Offers a precise output voltage of 5.0V.
3. LM4040DEM3-ADJ+T: Adjustable voltage reference with a wide output voltage range.

These alternative models cater to different voltage requirements, providing flexibility in various applications.

In conclusion, the LM4040DEM3-4.1+T is a precision voltage reference that offers high accuracy, stability, and low power consumption. Its compact size and wide operating temperature range make it suitable for diverse electronic applications.