LM4140ACM-2.5/NOPB

Product Overview

Category

The LM4140ACM-2.5/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 output noise
• Wide operating temperature range

Package

The LM4140ACM-2.5/NOPB is available in a small surface-mount package.

Essence

This product provides a stable and accurate voltage reference, ensuring precise voltage levels in electronic circuits.

Packaging/Quantity

The LM4140ACM-2.5/NOPB is typically packaged in reels or tubes and is available in large quantities for industrial applications.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Supply Voltage Range: 2.7V to 10V
• Operating Temperature Range: -40°C to +125°C
• Output Current: 10mA

Detailed Pin Configuration

The LM4140ACM-2.5/NOPB has the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage

Functional Features

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

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable performance.
• Low temperature coefficient minimizes voltage variations with temperature changes.
• Low output noise ensures clean and interference-free voltage reference.
• Wide operating temperature range allows usage in extreme environments.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Higher cost compared to less precise voltage references.

Working Principles

The LM4140ACM-2.5/NOPB utilizes bandgap reference technology to generate a stable and accurate voltage reference. It compensates for temperature variations by employing a temperature-dependent current that cancels out the temperature coefficient of the base-emitter voltage of a bipolar transistor. This results in a highly stable output voltage.

Detailed Application Field Plans

The LM4140ACM-2.5/NOPB finds applications in various fields, including:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Oscillators and timers
5. Sensor interfaces
6. Battery management systems

Detailed and Complete Alternative Models

1. LM4040AIM3-2.5/NOPB: 2.5V precision shunt voltage reference
2. LT1021BCN8-2.5#PBF: 2.5V precision reference with low drift and noise
3. REF5025AIDGKT: 2.5V precision voltage reference with high accuracy

These alternative models offer similar functionality and can be considered as substitutes for the LM4140ACM-2.5/NOPB.

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