LM4040C25QFTA

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Precision voltage reference - Low dropout voltage - High accuracy and stability - Wide operating temperature range - Low quiescent current

Package: SOT-23-3

Essence: The LM4040C25QFTA is a precision voltage reference IC that provides a stable and accurate output voltage. It is commonly used in various electronic circuits where a precise reference voltage is required.

Packaging/Quantity: The LM4040C25QFTA is available in a SOT-23-3 package, which is a small surface-mount package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV (typical)
• Quiescent Current: 60µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM4040C25QFTA has three pins arranged as follows:

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| | --| VOUT |-- Pin 1 --| GND |-- Pin 2 --| VIN |-- Pin 3 |_______| ```

Functional Features

• Precise and stable output voltage: The LM4040C25QFTA provides a highly accurate and stable output voltage of 2.5V, making it suitable for applications requiring precise voltage references.
• Low dropout voltage: With a low dropout voltage of only 60mV, the LM4040C25QFTA can operate efficiently even when the input voltage is close to the desired output voltage.
• Low quiescent current: The IC has a low quiescent current of 60µA, minimizing power consumption and extending battery life in portable devices.
• Wide operating temperature range: The LM4040C25QFTA can operate reliably in a wide temperature range from -40°C to +85°C, making it suitable for various environmental conditions.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low dropout voltage - Low quiescent current - Wide operating temperature range

Disadvantages: - Limited output voltage options (only 2.5V)

Working Principles

The LM4040C25QFTA is based on the bandgap reference principle. It utilizes a precision temperature-compensated bandgap core to generate a stable reference voltage. This voltage is then buffered and made available at the output pin.

Detailed Application Field Plans

The LM4040C25QFTA finds applications in various fields, including: 1. Precision analog circuits 2. Voltage regulators 3. Data acquisition systems 4. Test and measurement equipment 5. Portable electronic devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the LM4040C25QFTA are: - LM4040AIM3-2.5/NOPB - LT1004CZ-2.5#PBF - MAX6126AASA25+ - REF3025AIDBZT

These models offer similar functionality and characteristics, providing alternative options for designers and engineers.

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