LM4041DELT-1.2

Product Overview

Category

The LM4041DELT-1.2 belongs to the category of voltage references.

Use

It is commonly used as a precision shunt regulator in various electronic circuits.

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Low dropout voltage
• Wide operating current range
• Small package size

Package

The LM4041DELT-1.2 is available in a small SOT-23 package.

Essence

This product serves as a precise voltage reference, providing a stable output voltage for other components in a circuit.

Packaging/Quantity

The LM4041DELT-1.2 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Output Voltage: 1.2V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV (typical)
• Operating Current Range: 60µA to 15mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM4041DELT-1.2 has three pins:

1. VOUT: Output pin, provides the regulated voltage.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, receives the unregulated input voltage.

Functional Features

• Precise voltage reference for accurate circuit operation.
• Low dropout voltage enables efficient power utilization.
• Wide operating current range allows flexibility in different applications.
• Excellent temperature stability ensures consistent performance across varying conditions.

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable circuit operation.
• Low temperature coefficient minimizes voltage variations with temperature changes.
• Small package size saves board space in compact designs.
• Wide operating current range accommodates various circuit requirements.

Disadvantages

• Limited output voltage options, only providing a fixed 1.2V reference.
• Dropout voltage may not be suitable for applications with strict power efficiency requirements.

Working Principles

The LM4041DELT-1.2 utilizes a bandgap voltage reference circuit to generate a precise and stable output voltage. It compares the input voltage with an internal reference voltage and adjusts the current flow accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The LM4041DELT-1.2 finds applications in various fields, including:

1. Precision analog circuits: Provides a stable reference voltage for accurate measurements.
2. Voltage regulators: Ensures a consistent voltage supply for other components.
3. Sensor interfaces: Maintains a reliable voltage reference for sensor calibration.
4. Battery-powered devices: Optimizes power utilization by minimizing dropout voltage.

Detailed and Complete Alternative Models

1. LM4040: Similar voltage reference with different output voltage options.
2. LT1021: Precision shunt regulator with higher accuracy and lower temperature coefficient.
3. REF5025: Voltage reference with adjustable output voltage and low dropout voltage.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific application.

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