LM4050QBEM3X5.0/NOPB

Product Overview

Category

LM4050QBEM3X5.0/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
• Small package size

Package

The LM4050QBEM3X5.0/NOPB is available in a small SOT-23 package.

Essence

The essence of LM4050QBEM3X5.0/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.

Specifications

• Output Voltage: 5.0V
• 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 LM4050QBEM3X5.0/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
• Excellent line and load regulation
• Short-circuit current limiting
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable performance.
• Low temperature coefficient minimizes voltage drift over temperature.
• Low dropout voltage allows operation in low-power applications.
• Wide operating temperature range enables usage in various environments.
• Small package size facilitates space-constrained designs.

Disadvantages

• Limited output voltage options (only 5.0V available).
• Relatively high initial cost compared to some alternatives.

Working Principles

The LM4050QBEM3X5.0/NOPB utilizes a bandgap reference circuit to generate a precise and stable voltage reference. It compensates for temperature variations by employing a proportional-to-absolute-temperature (PTAT) current source and a negative temperature coefficient (NTC) resistor. This design ensures accurate voltage output over a wide temperature range.

Detailed Application Field Plans

The LM4050QBEM3X5.0/NOPB finds applications in various fields, including:

1. Precision analog circuits
2. Data acquisition systems
3. Industrial control systems
4. Portable electronic devices
5. Medical equipment
6. Automotive electronics

Detailed and Complete Alternative Models

1. LM4040CIM3-5.0/NOPB: Similar specifications and package, but with an initial accuracy of ±0.5%.
2. LT1004CZ-5.0#PBF: Higher initial accuracy of ±0.05%, but in a larger TO-92 package.
3. MAX6070AAUT50+: Ultra-low power consumption and initial accuracy of ±0.1%, but in a SOT-23 package.

These alternative models offer different trade-offs in terms of accuracy, package size, and cost, allowing designers to choose the most suitable option for their specific requirements.

In conclusion, the LM4050QBEM3X5.0/NOPB is a highly accurate and stable voltage reference that finds widespread use in precision electronic circuits. Its small package size, low dropout voltage, and wide operating temperature range make it a versatile choice for various applications. Designers can also consider alternative models with different specifications to meet their specific needs.