LM4041CEX3-1.2+T

Product Overview

Category

The LM4041CEX3-1.2+T belongs to the category of voltage references.

Use

This product is commonly used as a precision voltage reference in various electronic circuits.

Characteristics

• High accuracy: The LM4041CEX3-1.2+T provides a highly accurate output voltage.
• Low temperature coefficient: It exhibits a low temperature coefficient, ensuring stable performance across different operating conditions.
• Low power consumption: This voltage reference consumes minimal power, making it suitable for battery-powered applications.
• Wide operating range: It operates within a wide voltage range, allowing for versatile use in different circuit designs.

Package

The LM4041CEX3-1.2+T is available in a small SOT-23 package, which is compact and easy to integrate into circuit boards.

Essence

The essence of the LM4041CEX3-1.2+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 tubes, with a quantity of 3000 units per reel or 250 units per tube.

Specifications

• Output Voltage: 1.2V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Supply Voltage Range: 1.8V to 12V
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM4041CEX3-1.2+T has three pins:

1. VOUT: Output pin, connected to the load or circuit requiring a stable voltage reference.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, connected to the power supply voltage.

Functional Features

• High precision: The LM4041CEX3-1.2+T provides a highly accurate and stable output voltage, ensuring precise operation of electronic circuits.
• Low power consumption: It consumes minimal power, making it suitable for low-power applications and extending battery life.
• Wide operating range: This voltage reference can operate within a wide voltage range, accommodating various circuit designs.
• Low temperature coefficient: The LM4041CEX3-1.2+T exhibits a low temperature coefficient, minimizing voltage variations with temperature changes.

Advantages and Disadvantages

Advantages

• High accuracy and stability
• Low power consumption
• Compact package size
• Wide operating voltage range
• Low temperature coefficient

Disadvantages

• Limited output voltage options (fixed at 1.2V)

Working Principles

The LM4041CEX3-1.2+T utilizes a bandgap voltage reference circuit to generate a precise and stable output voltage. It compensates for temperature variations by employing temperature-dependent current sources and voltage references. These components work together to maintain a consistent output voltage regardless of temperature changes.

Detailed Application Field Plans

The LM4041CEX3-1.2+T finds application in various fields, including:

1. Precision analog circuits: It is commonly used as a voltage reference in precision analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and operational amplifiers (op-amps).
2. Sensor interfaces: The LM4041CEX3-1.2+T provides a stable reference voltage for sensor interfaces, ensuring accurate measurements.
3. Battery-powered devices: Its low power consumption makes it ideal for use in battery-powered devices such as portable electronics, medical devices, and IoT devices.
4. Industrial control systems: This voltage reference is suitable for industrial control systems that require precise and stable voltage references for accurate operation.

Detailed and Complete Alternative Models

1. LM4040CIZ-1.2: This model offers similar specifications and performance to the LM4041CEX3-1.2+T but comes in a different package (TO-92).
2. LT1236ACS8-1.2: This alternative model provides a 1.2V output voltage with high accuracy and low temperature coefficient. It is available in an SO-8 package.
3. MAX6126AASA25: This voltage reference offers a 2.5V output voltage with excellent accuracy and stability. It comes in an SO-8 package.

These alternative models can be considered based on specific application requirements and package preferences.

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