LM4050QCIM3X2.0/NOPB

Product Overview

Category

The LM4050QCIM3X2.0/NOPB belongs to the category of voltage references.

Use

It is primarily used as a precision voltage reference in various electronic applications.

Characteristics

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

Package

The LM4050QCIM3X2.0/NOPB is available in a small SOT-23 package.

Essence

The essence of LM4050QCIM3X2.0/NOPB lies in its ability to provide a stable and accurate voltage reference, which is crucial for precise analog circuitry.

Packaging/Quantity

The LM4050QCIM3X2.0/NOPB is typically sold in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Output Voltage: 2.0V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV (typical)
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA (typical)

Detailed Pin Configuration

The LM4050QCIM3X2.0/NOPB has three pins:

1. VOUT: Output voltage pin.
2. GND: Ground reference pin.
3. VIN: Input voltage pin.

Functional Features

• Precise voltage reference for analog circuits.
• Low dropout voltage allows for efficient operation.
• Excellent accuracy and stability ensure reliable performance.
• Wide operating temperature range enables usage in various environments.
• Small package size facilitates integration into compact designs.

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure precise voltage reference.
• Low temperature coefficient minimizes output voltage variations with temperature changes.
• Low dropout voltage reduces power dissipation and improves efficiency.
• Wide operating temperature range enables usage in extreme conditions.
• Small package size allows for space-saving integration.

Disadvantages

• Limited output voltage options (only 2.0V in this case).
• Higher initial cost compared to less precise voltage references.

Working Principles

The LM4050QCIM3X2.0/NOPB utilizes a bandgap voltage reference circuit to generate a stable and accurate output voltage. It compensates for temperature variations by employing a proportional-to-absolute-temperature (PTAT) current source and a negative temperature coefficient (NTC) resistor. These components work together to maintain a consistent output voltage over a wide temperature range.

Detailed Application Field Plans

The LM4050QCIM3X2.0/NOPB finds applications in various fields, including:

1. Precision analog circuits: Provides a reliable voltage reference for ADCs, DACs, and other precision analog components.
2. Industrial instrumentation: Ensures accurate measurements in industrial control systems, data acquisition devices, and test equipment.
3. Automotive electronics: Used in automotive sensors, engine control units, and other critical electronic systems that require precise voltage references.
4. Medical devices: Enables accurate measurements and control in medical instruments such as patient monitors, infusion pumps, and diagnostic equipment.
5. Communication systems: Supports stable voltage references in wireless communication devices, base stations, and network equipment.

Detailed and Complete Alternative Models

Some alternative models to the LM4050QCIM3X2.0/NOPB include:

1. LM4040AIM3-2.0/NOPB: Similar voltage reference with a different package.
2. LT6656BCS6-2.0#TRMPBF: Precision voltage reference with a 2.0V output.
3. MAX6070AAUT25+: Ultra-low-power voltage reference with a 2.5V output.
4. REF5020AIDGKT: High-precision voltage reference with a 2.048V output.

These alternative models offer similar functionality and can be considered based on specific requirements and availability.

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