LM4120IM5X-4.1

Product Overview

Category

LM4120IM5X-4.1 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 output noise
• Wide operating temperature range

Package

LM4120IM5X-4.1 is available in a miniature SOT-23-5 package.

Essence

The essence of LM4120IM5X-4.1 lies in its ability to provide a precise and stable voltage reference for accurate circuit operation.

Packaging/Quantity

LM4120IM5X-4.1 is typically packaged in reels, with each reel containing a specific quantity of units. The exact packaging and quantity can vary depending on the manufacturer.

Specifications

• Output Voltage: 4.1V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: 50ppm/°C
• Supply Voltage Range: 2.7V to 12V
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LM4120IM5X-4.1 has five pins arranged as follows:

```

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| | --| VOUT | --| | --| GND | --| | --| VIN | |_______| ```

Pin Description: - VOUT: Output voltage pin - GND: Ground pin - VIN: Input voltage pin

Functional Features

LM4120IM5X-4.1 offers the following functional features:

• High precision voltage reference
• Low power consumption
• Excellent line and load regulation
• Short-circuit protection
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable circuit performance.
• Low temperature coefficient minimizes voltage drift with temperature changes.
• Low output noise reduces interference in sensitive applications.
• Wide operating temperature range allows for use in various environments.

Disadvantages

• Limited output voltage options (specifically 4.1V in this case).
• SOT-23-5 package may not be suitable for all circuit designs.

Working Principles

LM4120IM5X-4.1 utilizes a bandgap reference circuit to generate a precise voltage reference. This circuit takes advantage of the temperature-dependent properties of semiconductor materials to maintain a stable output voltage over a wide temperature range.

Detailed Application Field Plans

LM4120IM5X-4.1 finds applications in various fields, including but not limited to: - Precision measurement instruments - Data acquisition systems - Industrial control systems - Portable electronic devices - Battery-powered applications

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LM4120IM5X-4.1 include: - LM4040 series by Texas Instruments - LT1236 series by Analog Devices - MAX6126 series by Maxim Integrated

These alternative models provide comparable accuracy, stability, and temperature coefficients, catering to different design requirements.

In conclusion, LM4120IM5X-4.1 is a precision voltage reference widely used in electronic circuits due to its high accuracy, stability, and low temperature coefficient. It offers several advantages such as low output noise and a wide operating temperature range. However, it has limited output voltage options and comes in a specific package. Its working principle relies on a bandgap reference circuit, and it finds applications in various fields. Alternative models from different manufacturers are available to suit specific design needs.