LM4050AEM3X-10

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Reference

Characteristics: - Low dropout voltage - High accuracy - Low temperature coefficient - Low quiescent current - Wide operating range

Package: SOT-23-3

Essence: The LM4050AEM3X-10 is a precision voltage reference IC that provides a stable and accurate output voltage. It is commonly used in various electronic devices where a precise voltage reference is required.

Packaging/Quantity: The LM4050AEM3X-10 is available in a SOT-23-3 package, which is a small surface-mount package. It is typically sold in reels or tubes containing a specific quantity of ICs.

Specifications

• Output Voltage: 1.024V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Quiescent Current: 60µA
• Dropout Voltage: 200mV
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM4050AEM3X-10 has three pins arranged as follows:

```

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| | --| V+ |-- --| |-- |____| ```

Pin 1: V+ (Input/Output) Pin 2: GND (Ground) Pin 3: NC (No Connection)

Functional Features

• Precision voltage reference with low dropout voltage
• High accuracy and low temperature coefficient ensure stable output voltage over a wide temperature range
• Low quiescent current minimizes power consumption
• Small package size allows for space-saving designs

Advantages

• Provides a stable and accurate voltage reference for precise circuit operation
• Low dropout voltage enables operation in low voltage applications
• Wide operating temperature range makes it suitable for various environments
• Low quiescent current helps conserve power in battery-powered devices

Disadvantages

• Limited output voltage options (only 1.024V)
• No adjustable output voltage feature
• SOT-23-3 package may require surface-mount soldering expertise

Working Principles

The LM4050AEM3X-10 is based on a bandgap reference circuit that generates a stable voltage reference using a combination of bipolar and CMOS technologies. It utilizes a precision voltage divider and an error amplifier to maintain a constant output voltage regardless of input voltage or load variations.

Detailed Application Field Plans

The LM4050AEM3X-10 can be used in a wide range of applications, including: 1. Precision analog-to-digital converters (ADCs) 2. Digital-to-analog converters (DACs) 3. Voltage regulators 4. Battery management systems 5. Temperature sensors 6. Portable electronic devices

Detailed and Complete Alternative Models

1. LM4040AEM3X-1.2: Provides a 1.2V output voltage with similar characteristics.
2. LM4140AEM3X-2.5: Offers a 2.5V output voltage with comparable specifications.
3. LT1236CDE-10: A precision voltage reference IC with a 10V output voltage.

These alternative models can be considered based on specific application requirements and desired output voltage levels.

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