LM4050QBIM3X10/NOPB

Product Overview

Category

LM4050QBIM3X10/NOPB 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 LM4050QBIM3X10/NOPB comes in a small SOT-23 package, which is suitable for surface mount applications.

Essence

The essence of LM4050QBIM3X10/NOPB lies in its ability to provide a precise and stable voltage reference for accurate circuit operation.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Output Voltage: 1.024V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 12V
• Quiescent Current: 60µA

Detailed Pin Configuration

The LM4050QBIM3X10/NOPB has three pins:

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

Functional Features

• Precise and stable output voltage
• Low power consumption
• Wide supply voltage range
• Excellent line and load regulation
• Short-circuit protection

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable circuit performance.
• Low temperature coefficient minimizes voltage variations with temperature changes.
• Low dropout voltage allows for efficient operation even with low input voltages.
• Wide operating temperature range makes it suitable for various environments.

Disadvantages

• Limited output voltage options (only 1.024V in this case).
• Relatively high quiescent current compared to some other voltage references.

Working Principles

The LM4050QBIM3X10/NOPB utilizes a bandgap reference circuit to generate a precise and stable output voltage. It compensates for temperature variations by employing a proportional-to-absolute-temperature (PTAT) current source and a negative temperature coefficient (NTC) resistor. This ensures that the output voltage remains constant over a wide temperature range.

Detailed Application Field Plans

The LM4050QBIM3X10/NOPB finds applications in various fields, including:

1. Precision analog circuits
2. Data acquisition systems
3. Industrial control systems
4. Portable electronic devices
5. Battery-powered equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LM4050QBIM3X10/NOPB are:

1. LT6654: Precision voltage reference with lower initial accuracy but higher temperature stability.
2. MAX619: Low-power voltage reference with similar accuracy and temperature coefficient.
3. REF102: High-precision voltage reference with better initial accuracy and lower dropout voltage.

These alternative models offer different trade-offs in terms of performance and specifications, allowing users to choose the most suitable option for their specific application.

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