LM4041AIX3-1.2+T

Product Overview

Category

The LM4041AIX3-1.2+T 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 range
• Small package size

Package

The LM4041AIX3-1.2+T is available in a SOT-23 package.

Essence

This product serves as a voltage reference, providing a stable and accurate voltage output for other components in an electronic circuit.

Packaging/Quantity

The LM4041AIX3-1.2+T is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Output Voltage: 1.2V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV (typical)
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA (typical)

Detailed Pin Configuration

The LM4041AIX3-1.2+T has three pins:

1. VOUT: Output pin, provides the stable 1.2V reference voltage.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, receives the supply voltage for the voltage reference.

Functional Features

• Precise voltage reference: The LM4041AIX3-1.2+T ensures a highly accurate and stable 1.2V output voltage.
• Low dropout voltage: It operates with a low dropout voltage, minimizing power dissipation and maximizing efficiency.
• Wide operating range: The LM4041AIX3-1.2+T can function within a wide supply voltage range of 2.7V to 10V.
• Low temperature coefficient: Its temperature coefficient is low, ensuring minimal voltage drift with temperature changes.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited output voltage options (only 1.2V in this case)
• Requires an external bypass capacitor for optimal performance

Working Principles

The LM4041AIX3-1.2+T utilizes a bandgap reference circuit to generate a stable 1.2V output voltage. This circuit compensates for temperature variations, ensuring accurate voltage regulation across a wide temperature range. The device also incorporates a feedback loop to maintain the desired output voltage despite changes in input voltage or load conditions.

Detailed Application Field Plans

The LM4041AIX3-1.2+T finds applications in various electronic systems that require a precise and stable voltage reference. Some common application fields include:

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

Detailed and Complete Alternative Models

1. LM4040AIZ-1.2/NOPB: Similar to LM4041AIX3-1.2+T, but available in a TO-92 package.
2. LT1004CZ-1.2#PBF: Another precision shunt regulator with a 1.2V output voltage, offered by Linear Technology.
3. MAX6126AASA25+: A high-precision voltage reference with a 1.25V output, manufactured by Maxim Integrated.

These alternative models provide similar functionality and can be considered as substitutes for the LM4041AIX3-1.2+T in various applications.

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