LM4050AEM3-4.1/NOPB

Product Overview

Category

The LM4050AEM3-4.1/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: The LM4050AEM3-4.1/NOPB provides a highly accurate output voltage of 4.1V.
• Low temperature coefficient: It exhibits a low temperature coefficient, ensuring stable performance across a wide range of temperatures.
• Low power consumption: This voltage reference consumes minimal power, making it suitable for battery-powered applications.
• Small package size: The LM4050AEM3-4.1/NOPB is available in a compact SOT-23 package, allowing for easy integration into space-constrained designs.
• Excellent line regulation: It maintains a stable output voltage even when the input voltage varies.

Package and Quantity

The LM4050AEM3-4.1/NOPB is typically packaged in a SOT-23 package. It is available in reels or tubes, with a quantity of 3000 units per reel or 100 units per tube.

Specifications

• Output Voltage: 4.1V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM4050AEM3-4.1/NOPB has three pins:

1. VOUT: Output pin, connected to the load or circuit requiring a stable 4.1V reference voltage.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, connected to the power supply voltage.

Functional Features

• Precision voltage reference: The LM4050AEM3-4.1/NOPB provides a highly accurate and stable output voltage, ensuring precise operation of the connected circuitry.
• Low power consumption: It consumes minimal power, making it suitable for battery-powered devices or applications where power efficiency is crucial.
• Wide operating temperature range: The LM4050AEM3-4.1/NOPB can operate reliably in extreme temperature conditions, allowing for versatile usage across various environments.
• Excellent line and load regulation: It maintains a stable output voltage even when the input voltage or load current changes, ensuring consistent performance.

Advantages and Disadvantages

Advantages

• High accuracy and stability
• Low power consumption
• Compact package size
• Wide operating temperature range
• Excellent line and load regulation

Disadvantages

• Limited output voltage options (specifically designed for 4.1V)

Working Principles

The LM4050AEM3-4.1/NOPB utilizes bandgap voltage reference technology to generate a precise and stable output voltage. It employs a combination of temperature-compensated diodes and amplifiers to achieve accurate voltage references. By carefully controlling the internal circuitry, it ensures that the output voltage remains constant despite variations in temperature and input voltage.

Detailed Application Field Plans

The LM4050AEM3-4.1/NOPB finds applications in various fields, including:

1. Industrial control systems: It can be used as a voltage reference in industrial control systems to ensure accurate and reliable measurements.
2. Portable electronic devices: Due to its low power consumption and small package size, it is suitable for use in portable devices such as smartphones, tablets, and wearable technology.
3. Automotive electronics: The LM4050AEM3-4.1/NOPB can be utilized in automotive electronics for voltage reference applications, ensuring stable operation of critical systems.
4. Medical equipment: It is commonly employed in medical devices that require precise voltage references, such as patient monitoring systems and diagnostic equipment.

Detailed and Complete Alternative Models

1. LM4040AEM3-4.1/NOPB: This is a similar voltage reference with the same output voltage of 4.1V but offers even higher accuracy and lower temperature coefficient.
2. LM4140AIM3-4.1/NOPB: Another alternative model with a 4.1V output voltage, featuring improved line and load regulation characteristics.
3. LT1236CIS8-4.1#PBF: This voltage reference from Linear Technology offers a 4.1V output voltage with excellent long-term stability and low noise performance.

These alternative models provide options with varying specifications and features, allowing designers to choose the most suitable voltage reference for their specific application requirements.

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