LM4140ACM-1.2/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low Dropout Voltage - High Accuracy - Low Quiescent Current - Wide Operating Temperature Range

Package: SOIC-8

Essence: LM4140ACM-1.2/NOPB is a voltage reference IC that provides a stable and accurate output voltage.

Packaging/Quantity: The LM4140ACM-1.2/NOPB is available in a standard SOIC-8 package. It is typically sold in reels of 2500 units.

Specifications

• Output Voltage: 1.2V
• Dropout Voltage: 200mV
• Initial Accuracy: ±0.5%
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM4140ACM-1.2/NOPB has the following pin configuration:

```

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| | --| Vout Vin|-- --| |-- --| GND NC|-- --|___________|-- ```

Pin Description: - Vout: Output Voltage - Vin: Input Voltage - GND: Ground - NC: No Connection

Functional Features

• Low dropout voltage allows for efficient operation even with small input-output differentials.
• High accuracy ensures precise voltage references for various applications.
• Low quiescent current minimizes power consumption, making it suitable for battery-powered devices.
• Wide operating temperature range enables reliable performance in extreme environments.

Advantages

• Stable and accurate output voltage.
• Low power consumption.
• Compact and easy-to-use package.
• Wide operating temperature range.

Disadvantages

• Limited output voltage options.
• Higher cost compared to some alternative models.

Working Principles

The LM4140ACM-1.2/NOPB is based on a bandgap reference circuit that generates a stable voltage reference. It utilizes a combination of temperature-dependent and temperature-independent components to achieve accurate output voltage over a wide temperature range.

Detailed Application Field Plans

The LM4140ACM-1.2/NOPB can be used in various applications, including but not limited to: - Precision analog circuits - Data converters (ADCs, DACs) - Voltage regulators - Battery-powered devices - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM4140ACM-1.2/NOPB include: - LT6654: Precision Voltage Reference - MAX6190: Low Dropout Voltage Reference - REF3030: Micropower Voltage Reference

These alternative models provide different output voltage options and may have slightly different specifications, but they serve the same purpose as the LM4140ACM-1.2/NOPB.

In conclusion, the LM4140ACM-1.2/NOPB is a voltage reference IC with low dropout voltage, high accuracy, and low quiescent current. It is commonly used in precision analog circuits, data converters, and voltage regulators. While it has limitations in terms of output voltage options and cost, it offers stable and accurate performance in a wide operating temperature range.