LM4140BCMX-4.1

Product Overview

Category

The LM4140BCMX-4.1 belongs to the category of voltage references.

Use

This product is primarily used as a precision voltage reference in various electronic circuits.

Characteristics

• High accuracy: The LM4140BCMX-4.1 provides a highly accurate output voltage.
• Low temperature coefficient: It exhibits a low temperature coefficient, ensuring stability over a wide range of temperatures.
• Low power consumption: This voltage reference consumes minimal power, making it suitable for low-power applications.
• Small package size: The LM4140BCMX-4.1 comes in a compact package, allowing for space-efficient designs.
• Wide operating voltage range: It can operate within a wide voltage range, accommodating diverse circuit requirements.

Package

The LM4140BCMX-4.1 is available in a small surface-mount SOT-23 package.

Essence

The essence of the LM4140BCMX-4.1 lies in its ability to provide a stable and accurate voltage reference, which is crucial for precise operation of electronic circuits.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Output Voltage: 4.1V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: 50ppm/°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LM4140BCMX-4.1 features a three-pin configuration:

1. VOUT: Output pin providing the reference voltage of 4.1V.
2. GND: Ground pin for electrical reference.
3. VIN: Input pin for the supply voltage.

Functional Features

• High precision: The LM4140BCMX-4.1 offers a highly accurate and stable output voltage, ensuring precise circuit operation.
• Low power consumption: With its low quiescent current, this voltage reference minimizes power consumption, making it suitable for battery-powered applications.
• Wide operating voltage range: It can operate within a wide voltage range, providing flexibility in various circuit designs.
• Low temperature coefficient: The LM4140BCMX-4.1 exhibits a low temperature coefficient, maintaining stability over a broad temperature range.

Advantages and Disadvantages

Advantages

• High accuracy and stability
• Low power consumption
• Compact package size
• Wide operating voltage range

Disadvantages

• Limited output voltage options
• Relatively higher cost compared to some alternatives

Working Principles

The LM4140BCMX-4.1 utilizes bandgap voltage reference technology to generate a stable and accurate output voltage. It employs a combination of temperature-compensated diodes and amplifiers to achieve the desired voltage reference characteristics.

Detailed Application Field Plans

The LM4140BCMX-4.1 finds application in various electronic systems where a precise voltage reference is required. Some common application fields include: - Analog-to-digital converters (ADCs) - Digital-to-analog converters (DACs) - Voltage regulators - Precision measurement equipment - Sensor interfaces

Detailed and Complete Alternative Models

• LM4040AIM3-4.1/NOPB
• LT1004CZ-4.1#PBF
• REF3030AIDBZT
• MAX6126AASA41+
• ADR3412ARMZ-REEL7

These alternative models offer similar functionality and performance to the LM4140BCMX-4.1 and can be considered as substitutes based on specific application requirements.

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