LM4040CIM3X-8.2

Product Overview

Category

The LM4040CIM3X-8.2 belongs to the category of voltage references.

Use

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

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Low dropout voltage
• Wide operating temperature range

Package

The LM4040CIM3X-8.2 is available in a SOT-23 package.

Essence

This product serves as a reliable and precise voltage reference, ensuring accurate voltage levels in electronic systems.

Packaging/Quantity

The LM4040CIM3X-8.2 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Output Voltage: 8.2V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM4040CIM3X-8.2 has three pins:

1. VOUT: Output pin connected to the reference voltage.
2. GND: Ground pin for the device.
3. VIN: Input pin for the supply voltage.

Functional Features

• Precise Voltage Reference: The LM4040CIM3X-8.2 provides a stable and accurate reference voltage for various applications.
• Low Dropout Voltage: It operates with a low dropout voltage, minimizing power dissipation.
• Temperature Stability: With a low temperature coefficient, it maintains stability across a wide temperature range.

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable performance.
• Low dropout voltage minimizes power consumption.
• Wide operating temperature range allows for versatile applications.

Disadvantages

• Limited output voltage options.
• Sensitive to external noise and disturbances.

Working Principles

The LM4040CIM3X-8.2 utilizes a bandgap reference circuit to generate a stable voltage output. It compensates for temperature variations, ensuring accurate voltage levels even in challenging environments. The device operates by comparing the reference voltage with an internal feedback mechanism, continuously adjusting to maintain the desired output.

Detailed Application Field Plans

The LM4040CIM3X-8.2 finds application in various fields, including:

1. Precision Instrumentation: It is used as a voltage reference in precision measuring instruments, ensuring accurate readings.
2. Analog-to-Digital Converters (ADCs): The LM4040CIM3X-8.2 provides a stable reference voltage for ADCs, enhancing their accuracy.
3. Power Management Systems: It is employed in power management circuits to regulate voltage levels and improve system efficiency.
4. Sensor Calibration: The LM4040CIM3X-8.2 serves as a reliable reference for calibrating sensors, maintaining their accuracy.

Detailed and Complete Alternative Models

1. LM4040AIM3X-8.2: Similar to LM4040CIM3X-8.2 but available in an SOT-23 package.
2. LM4040BIM3X-8.2: Provides the same functionality with slight variations in specifications.
3. LM4040DIM3X-8.2: Another alternative with similar characteristics and pin configuration.

These alternative models offer flexibility in choosing the most suitable voltage reference based on specific requirements.

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